id sid tid token lemma pos blog-dshr-org-397 1 1 DSHR DSHR NNP blog-dshr-org-397 1 2 's 's POS blog-dshr-org-397 1 3 Blog blog NN blog-dshr-org-397 1 4 : : : blog-dshr-org-397 1 5 A a DT blog-dshr-org-397 1 6 Note note NN blog-dshr-org-397 1 7 On on IN blog-dshr-org-397 1 8 Blockchains Blockchains NNP blog-dshr-org-397 1 9 DSHR DSHR NNP blog-dshr-org-397 1 10 's 's POS blog-dshr-org-397 1 11 Blog Blog NNP blog-dshr-org-397 1 12 I -PRON- PRP blog-dshr-org-397 1 13 'm be VBP blog-dshr-org-397 1 14 David David NNP blog-dshr-org-397 1 15 Rosenthal Rosenthal NNP blog-dshr-org-397 1 16 , , , blog-dshr-org-397 1 17 and and CC blog-dshr-org-397 1 18 this this DT blog-dshr-org-397 1 19 is be VBZ blog-dshr-org-397 1 20 a a DT blog-dshr-org-397 1 21 place place NN blog-dshr-org-397 1 22 to to TO blog-dshr-org-397 1 23 discuss discuss VB blog-dshr-org-397 1 24 the the DT blog-dshr-org-397 1 25 work work NN blog-dshr-org-397 1 26 I -PRON- PRP blog-dshr-org-397 1 27 'm be VBP blog-dshr-org-397 1 28 doing do VBG blog-dshr-org-397 1 29 in in IN blog-dshr-org-397 1 30 Digital Digital NNP blog-dshr-org-397 1 31 Preservation Preservation NNP blog-dshr-org-397 1 32 . . . blog-dshr-org-397 2 1 Tuesday Tuesday NNP blog-dshr-org-397 2 2 , , , blog-dshr-org-397 2 3 October October NNP blog-dshr-org-397 2 4 6 6 CD blog-dshr-org-397 2 5 , , , blog-dshr-org-397 2 6 2020 2020 CD blog-dshr-org-397 2 7 A a DT blog-dshr-org-397 2 8 Note note NN blog-dshr-org-397 2 9 On on IN blog-dshr-org-397 2 10 Blockchains Blockchains NNP blog-dshr-org-397 2 11 Blockchains Blockchains NNP blog-dshr-org-397 2 12 have have VBP blog-dshr-org-397 2 13 three three CD blog-dshr-org-397 2 14 components component NNS blog-dshr-org-397 2 15 , , , blog-dshr-org-397 2 16 a a DT blog-dshr-org-397 2 17 data data NN blog-dshr-org-397 2 18 structure structure NN blog-dshr-org-397 2 19 , , , blog-dshr-org-397 2 20 a a DT blog-dshr-org-397 2 21 set set NN blog-dshr-org-397 2 22 of of IN blog-dshr-org-397 2 23 replicas replica NNS blog-dshr-org-397 2 24 , , , blog-dshr-org-397 2 25 and and CC blog-dshr-org-397 2 26 a a DT blog-dshr-org-397 2 27 consensus consensus NN blog-dshr-org-397 2 28 mechanism mechanism NN blog-dshr-org-397 2 29 : : : blog-dshr-org-397 2 30 The the DT blog-dshr-org-397 2 31 data datum NNS blog-dshr-org-397 2 32 structure structure NN blog-dshr-org-397 2 33 is be VBZ blog-dshr-org-397 2 34 often often RB blog-dshr-org-397 2 35 said say VBN blog-dshr-org-397 2 36 to to TO blog-dshr-org-397 2 37 provide provide VB blog-dshr-org-397 2 38 immutability immutability NN blog-dshr-org-397 2 39 or or CC blog-dshr-org-397 2 40 to to TO blog-dshr-org-397 2 41 be be VB blog-dshr-org-397 2 42 tamper tamper NN blog-dshr-org-397 2 43 - - HYPH blog-dshr-org-397 2 44 proof proof NN blog-dshr-org-397 2 45 , , , blog-dshr-org-397 2 46 but but CC blog-dshr-org-397 2 47 this this DT blog-dshr-org-397 2 48 is be VBZ blog-dshr-org-397 2 49 wrong wrong JJ blog-dshr-org-397 2 50 . . . blog-dshr-org-397 3 1 It -PRON- PRP blog-dshr-org-397 3 2 is be VBZ blog-dshr-org-397 3 3 made make VBN blog-dshr-org-397 3 4 out out IN blog-dshr-org-397 3 5 of of IN blog-dshr-org-397 3 6 bits bit NNS blog-dshr-org-397 3 7 , , , blog-dshr-org-397 3 8 and and CC blog-dshr-org-397 3 9 bits bit NNS blog-dshr-org-397 3 10 can can MD blog-dshr-org-397 3 11 be be VB blog-dshr-org-397 3 12 changed change VBN blog-dshr-org-397 3 13 or or CC blog-dshr-org-397 3 14 destroyed destroy VBN blog-dshr-org-397 3 15 . . . blog-dshr-org-397 4 1 What what WP blog-dshr-org-397 4 2 it -PRON- PRP blog-dshr-org-397 4 3 actually actually RB blog-dshr-org-397 4 4 provides provide VBZ blog-dshr-org-397 4 5 is be VBZ blog-dshr-org-397 4 6 tamper tamper NN blog-dshr-org-397 4 7 - - HYPH blog-dshr-org-397 4 8 evidence evidence NN blog-dshr-org-397 4 9 , , , blog-dshr-org-397 4 10 revealing reveal VBG blog-dshr-org-397 4 11 that that IN blog-dshr-org-397 4 12 the the DT blog-dshr-org-397 4 13 data datum NNS blog-dshr-org-397 4 14 structure structure NN blog-dshr-org-397 4 15 has have VBZ blog-dshr-org-397 4 16 changed change VBN blog-dshr-org-397 4 17 . . . blog-dshr-org-397 5 1 If if IN blog-dshr-org-397 5 2 an an DT blog-dshr-org-397 5 3 unauthorized unauthorized JJ blog-dshr-org-397 5 4 change change NN blog-dshr-org-397 5 5 to to IN blog-dshr-org-397 5 6 the the DT blog-dshr-org-397 5 7 data data NN blog-dshr-org-397 5 8 structure structure NN blog-dshr-org-397 5 9 is be VBZ blog-dshr-org-397 5 10 detected detect VBN blog-dshr-org-397 5 11 the the DT blog-dshr-org-397 5 12 damage damage NN blog-dshr-org-397 5 13 must must MD blog-dshr-org-397 5 14 be be VB blog-dshr-org-397 5 15 repaired repair VBN blog-dshr-org-397 5 16 . . . blog-dshr-org-397 6 1 So so RB blog-dshr-org-397 6 2 there there EX blog-dshr-org-397 6 3 must must MD blog-dshr-org-397 6 4 be be VB blog-dshr-org-397 6 5 multiple multiple JJ blog-dshr-org-397 6 6 replicas replica NNS blog-dshr-org-397 6 7 of of IN blog-dshr-org-397 6 8 the the DT blog-dshr-org-397 6 9 data data NN blog-dshr-org-397 6 10 structure structure NN blog-dshr-org-397 6 11 to to TO blog-dshr-org-397 6 12 allow allow VB blog-dshr-org-397 6 13 an an DT blog-dshr-org-397 6 14 undamaged undamaged JJ blog-dshr-org-397 6 15 replica replica NN blog-dshr-org-397 6 16 to to TO blog-dshr-org-397 6 17 be be VB blog-dshr-org-397 6 18 copied copy VBN blog-dshr-org-397 6 19 to to IN blog-dshr-org-397 6 20 the the DT blog-dshr-org-397 6 21 damaged damage VBN blog-dshr-org-397 6 22 replica replica NN blog-dshr-org-397 6 23 . . . blog-dshr-org-397 7 1 The the DT blog-dshr-org-397 7 2 role role NN blog-dshr-org-397 7 3 of of IN blog-dshr-org-397 7 4 the the DT blog-dshr-org-397 7 5 consensus consensus NN blog-dshr-org-397 7 6 mechanism mechanism NN blog-dshr-org-397 7 7 is be VBZ blog-dshr-org-397 7 8 to to TO blog-dshr-org-397 7 9 authorize authorize VB blog-dshr-org-397 7 10 changes change NNS blog-dshr-org-397 7 11 to to IN blog-dshr-org-397 7 12 the the DT blog-dshr-org-397 7 13 data data NN blog-dshr-org-397 7 14 structure structure NN blog-dshr-org-397 7 15 , , , blog-dshr-org-397 7 16 and and CC blog-dshr-org-397 7 17 prevent prevent VB blog-dshr-org-397 7 18 unauthorized unauthorized JJ blog-dshr-org-397 7 19 changes change NNS blog-dshr-org-397 7 20 . . . blog-dshr-org-397 8 1 A a DT blog-dshr-org-397 8 2 change change NN blog-dshr-org-397 8 3 is be VBZ blog-dshr-org-397 8 4 authorized authorize VBN blog-dshr-org-397 8 5 if if IN blog-dshr-org-397 8 6 the the DT blog-dshr-org-397 8 7 consensus consensus NN blog-dshr-org-397 8 8 of of IN blog-dshr-org-397 8 9 the the DT blog-dshr-org-397 8 10 replicas replicas NN blog-dshr-org-397 8 11 agrees agree VBZ blog-dshr-org-397 8 12 to to IN blog-dshr-org-397 8 13 it -PRON- PRP blog-dshr-org-397 8 14 . . . blog-dshr-org-397 9 1 Below below IN blog-dshr-org-397 9 2 the the DT blog-dshr-org-397 9 3 fold fold NN blog-dshr-org-397 9 4 , , , blog-dshr-org-397 9 5 some some DT blog-dshr-org-397 9 6 details detail NNS blog-dshr-org-397 9 7 . . . blog-dshr-org-397 10 1 Data datum NNS blog-dshr-org-397 10 2 Structure structure NN blog-dshr-org-397 10 3 The the DT blog-dshr-org-397 10 4 data datum NNS blog-dshr-org-397 10 5 structure structure NN blog-dshr-org-397 10 6 used use VBN blog-dshr-org-397 10 7 for for IN blog-dshr-org-397 10 8 blockchains blockchain NNS blog-dshr-org-397 10 9 is be VBZ blog-dshr-org-397 10 10 a a DT blog-dshr-org-397 10 11 form form NN blog-dshr-org-397 10 12 of of IN blog-dshr-org-397 10 13 Merkle Merkle NNP blog-dshr-org-397 10 14 or or CC blog-dshr-org-397 10 15 hash hash NN blog-dshr-org-397 10 16 tree tree NN blog-dshr-org-397 10 17 , , , blog-dshr-org-397 10 18 published publish VBN blog-dshr-org-397 10 19 by by IN blog-dshr-org-397 10 20 Ralph Ralph NNP blog-dshr-org-397 10 21 Merkle Merkle NNP blog-dshr-org-397 10 22 in in IN blog-dshr-org-397 10 23 1980 1980 CD blog-dshr-org-397 10 24 . . . blog-dshr-org-397 11 1 In in IN blog-dshr-org-397 11 2 the the DT blog-dshr-org-397 11 3 blockchain blockchain NN blog-dshr-org-397 11 4 application application NN blog-dshr-org-397 11 5 it -PRON- PRP blog-dshr-org-397 11 6 is be VBZ blog-dshr-org-397 11 7 a a DT blog-dshr-org-397 11 8 linear linear JJ blog-dshr-org-397 11 9 chain chain NN blog-dshr-org-397 11 10 to to IN blog-dshr-org-397 11 11 which which WDT blog-dshr-org-397 11 12 fixed fix VBN blog-dshr-org-397 11 13 - - HYPH blog-dshr-org-397 11 14 size size NN blog-dshr-org-397 11 15 blocks block NNS blog-dshr-org-397 11 16 are be VBP blog-dshr-org-397 11 17 added add VBN blog-dshr-org-397 11 18 at at IN blog-dshr-org-397 11 19 regular regular JJ blog-dshr-org-397 11 20 intervals interval NNS blog-dshr-org-397 11 21 . . . blog-dshr-org-397 12 1 Each each DT blog-dshr-org-397 12 2 block block NN blog-dshr-org-397 12 3 contains contain VBZ blog-dshr-org-397 12 4 the the DT blog-dshr-org-397 12 5 hash hash NN blog-dshr-org-397 12 6 of of IN blog-dshr-org-397 12 7 its -PRON- PRP$ blog-dshr-org-397 12 8 predecessor predecessor NN blog-dshr-org-397 12 9 ; ; : blog-dshr-org-397 12 10 a a DT blog-dshr-org-397 12 11 chain chain NN blog-dshr-org-397 12 12 of of IN blog-dshr-org-397 12 13 blocks block NNS blog-dshr-org-397 12 14 . . . blog-dshr-org-397 13 1 Hash hash NN blog-dshr-org-397 13 2 algorithms algorithm NNS blog-dshr-org-397 13 3 have have VBP blog-dshr-org-397 13 4 a a DT blog-dshr-org-397 13 5 limited limited JJ blog-dshr-org-397 13 6 lifetime lifetime NN blog-dshr-org-397 13 7 , , , blog-dshr-org-397 13 8 but but CC blog-dshr-org-397 13 9 while while IN blog-dshr-org-397 13 10 the the DT blog-dshr-org-397 13 11 hash hash NN blog-dshr-org-397 13 12 algorithm algorithm NNP blog-dshr-org-397 13 13 remains remain VBZ blog-dshr-org-397 13 14 unbroken unbroken JJ blog-dshr-org-397 13 15 it -PRON- PRP blog-dshr-org-397 13 16 is be VBZ blog-dshr-org-397 13 17 extremely extremely RB blog-dshr-org-397 13 18 difficult difficult JJ blog-dshr-org-397 13 19 to to TO blog-dshr-org-397 13 20 change change VB blog-dshr-org-397 13 21 blocks block NNS blog-dshr-org-397 13 22 in in IN blog-dshr-org-397 13 23 the the DT blog-dshr-org-397 13 24 chain chain NN blog-dshr-org-397 13 25 but but CC blog-dshr-org-397 13 26 maintain maintain VB blog-dshr-org-397 13 27 the the DT blog-dshr-org-397 13 28 same same JJ blog-dshr-org-397 13 29 hash hash NN blog-dshr-org-397 13 30 values value NNS blog-dshr-org-397 13 31 . . . blog-dshr-org-397 14 1 A a DT blog-dshr-org-397 14 2 change change NN blog-dshr-org-397 14 3 that that WDT blog-dshr-org-397 14 4 does do VBZ blog-dshr-org-397 14 5 not not RB blog-dshr-org-397 14 6 maintain maintain VB blog-dshr-org-397 14 7 the the DT blog-dshr-org-397 14 8 same same JJ blog-dshr-org-397 14 9 hash hash NN blog-dshr-org-397 14 10 values value NNS blog-dshr-org-397 14 11 is be VBZ blog-dshr-org-397 14 12 easy easy JJ blog-dshr-org-397 14 13 to to TO blog-dshr-org-397 14 14 detect detect VB blog-dshr-org-397 14 15 . . . blog-dshr-org-397 15 1 Replicas Replicas NNP blog-dshr-org-397 15 2 The the DT blog-dshr-org-397 15 3 set set NN blog-dshr-org-397 15 4 of of IN blog-dshr-org-397 15 5 replicas replica NNS blog-dshr-org-397 15 6 can can MD blog-dshr-org-397 15 7 be be VB blog-dshr-org-397 15 8 either either CC blog-dshr-org-397 15 9 closed close VBN blog-dshr-org-397 15 10 , , , blog-dshr-org-397 15 11 composed compose VBN blog-dshr-org-397 15 12 of of IN blog-dshr-org-397 15 13 only only JJ blog-dshr-org-397 15 14 replicas replica NNS blog-dshr-org-397 15 15 approved approve VBN blog-dshr-org-397 15 16 by by IN blog-dshr-org-397 15 17 some some DT blog-dshr-org-397 15 18 authority authority NN blog-dshr-org-397 15 19 , , , blog-dshr-org-397 15 20 or or CC blog-dshr-org-397 15 21 open open JJ blog-dshr-org-397 15 22 , , , blog-dshr-org-397 15 23 in in IN blog-dshr-org-397 15 24 which which WDT blog-dshr-org-397 15 25 case case NN blog-dshr-org-397 15 26 no no DT blog-dshr-org-397 15 27 approval approval NN blog-dshr-org-397 15 28 is be VBZ blog-dshr-org-397 15 29 required require VBN blog-dshr-org-397 15 30 for for IN blog-dshr-org-397 15 31 participation participation NN blog-dshr-org-397 15 32 . . . blog-dshr-org-397 16 1 In in IN blog-dshr-org-397 16 2 blockchain blockchain NNP blog-dshr-org-397 16 3 jargon jargon NNP blog-dshr-org-397 16 4 , , , blog-dshr-org-397 16 5 closed close VBD blog-dshr-org-397 16 6 replica replica NNP blog-dshr-org-397 16 7 sets set NNS blog-dshr-org-397 16 8 correspond correspond VBP blog-dshr-org-397 16 9 to to IN blog-dshr-org-397 16 10 permissioned permissione VBN blog-dshr-org-397 16 11 blockchains blockchain NNS blog-dshr-org-397 16 12 , , , blog-dshr-org-397 16 13 and and CC blog-dshr-org-397 16 14 open open JJ blog-dshr-org-397 16 15 replicas replicas NN blog-dshr-org-397 16 16 sets set NNS blog-dshr-org-397 16 17 to to TO blog-dshr-org-397 16 18 permissionless permissionless VB blog-dshr-org-397 16 19 blockchains blockchain NNS blog-dshr-org-397 16 20 . . . blog-dshr-org-397 17 1 Consensus Consensus NNP blog-dshr-org-397 17 2 Mechanism Mechanism NNP blog-dshr-org-397 17 3 Faults Faults NNP blog-dshr-org-397 17 4 Replicas Replicas NNP blog-dshr-org-397 17 5 1 1 CD blog-dshr-org-397 17 6 4 4 CD blog-dshr-org-397 17 7 2 2 CD blog-dshr-org-397 17 8 7 7 CD blog-dshr-org-397 17 9 3 3 CD blog-dshr-org-397 17 10 10 10 CD blog-dshr-org-397 17 11 4 4 CD blog-dshr-org-397 17 12 13 13 CD blog-dshr-org-397 17 13 5 5 CD blog-dshr-org-397 17 14 16 16 CD blog-dshr-org-397 17 15 6 6 CD blog-dshr-org-397 17 16 19 19 CD blog-dshr-org-397 17 17 An an DT blog-dshr-org-397 17 18 important important JJ blog-dshr-org-397 17 19 result result NN blog-dshr-org-397 17 20 in in IN blog-dshr-org-397 17 21 theoretical theoretical JJ blog-dshr-org-397 17 22 computer computer NN blog-dshr-org-397 17 23 science science NN blog-dshr-org-397 17 24 was be VBD blog-dshr-org-397 17 25 published publish VBN blog-dshr-org-397 17 26 in in IN blog-dshr-org-397 17 27 The the DT blog-dshr-org-397 17 28 Byzantine byzantine JJ blog-dshr-org-397 17 29 Generals Generals NNPS blog-dshr-org-397 17 30 Problem Problem NNP blog-dshr-org-397 17 31 by by IN blog-dshr-org-397 17 32 Lamport Lamport NNP blog-dshr-org-397 17 33 et et FW blog-dshr-org-397 17 34 al al NNP blog-dshr-org-397 17 35 in in IN blog-dshr-org-397 17 36 1982 1982 CD blog-dshr-org-397 17 37 . . . blog-dshr-org-397 18 1 They -PRON- PRP blog-dshr-org-397 18 2 showed show VBD blog-dshr-org-397 18 3 that that IN blog-dshr-org-397 18 4 the the DT blog-dshr-org-397 18 5 minimum minimum JJ blog-dshr-org-397 18 6 size size NN blog-dshr-org-397 18 7 of of IN blog-dshr-org-397 18 8 a a DT blog-dshr-org-397 18 9 replica replica NN blog-dshr-org-397 18 10 set set VBN blog-dshr-org-397 18 11 to to TO blog-dshr-org-397 18 12 survive survive VB blog-dshr-org-397 18 13 f f NNP blog-dshr-org-397 18 14 simultaneous simultaneous JJ blog-dshr-org-397 18 15 failures failure NNS blog-dshr-org-397 18 16 was be VBD blog-dshr-org-397 18 17 3f+1 3f+1 NN blog-dshr-org-397 18 18 . . . blog-dshr-org-397 19 1 Thus thus RB blog-dshr-org-397 19 2 Byzantine Byzantine NNP blog-dshr-org-397 19 3 Fault Fault NNP blog-dshr-org-397 19 4 Tolerance Tolerance NNP blog-dshr-org-397 19 5 ( ( -LRB- blog-dshr-org-397 19 6 BFT BFT NNP blog-dshr-org-397 19 7 ) ) -RRB- blog-dshr-org-397 19 8 is be VBZ blog-dshr-org-397 19 9 the the DT blog-dshr-org-397 19 10 most most RBS blog-dshr-org-397 19 11 efficient efficient JJ blog-dshr-org-397 19 12 possible possible JJ blog-dshr-org-397 19 13 consensus consensus NN blog-dshr-org-397 19 14 mechanism mechanism NN blog-dshr-org-397 19 15 in in IN blog-dshr-org-397 19 16 terms term NNS blog-dshr-org-397 19 17 of of IN blog-dshr-org-397 19 18 number number NN blog-dshr-org-397 19 19 of of IN blog-dshr-org-397 19 20 replicas replica NNS blog-dshr-org-397 19 21 . . . blog-dshr-org-397 20 1 BFT BFT NNP blog-dshr-org-397 20 2 requires require VBZ blog-dshr-org-397 20 3 a a DT blog-dshr-org-397 20 4 closed close VBN blog-dshr-org-397 20 5 replica replica NN blog-dshr-org-397 20 6 set set NN blog-dshr-org-397 20 7 , , , blog-dshr-org-397 20 8 and and CC blog-dshr-org-397 20 9 synchronized synchronize VBN blog-dshr-org-397 20 10 operation operation NN blog-dshr-org-397 20 11 of of IN blog-dshr-org-397 20 12 the the DT blog-dshr-org-397 20 13 replicas replica NNS blog-dshr-org-397 20 14 , , , blog-dshr-org-397 20 15 so so RB blog-dshr-org-397 20 16 can can MD blog-dshr-org-397 20 17 be be VB blog-dshr-org-397 20 18 used use VBN blog-dshr-org-397 20 19 only only RB blog-dshr-org-397 20 20 in in IN blog-dshr-org-397 20 21 permissioned permissioned JJ blog-dshr-org-397 20 22 blockchains blockchain NNS blog-dshr-org-397 20 23 . . . blog-dshr-org-397 21 1 If if IN blog-dshr-org-397 21 2 joining join VBG blog-dshr-org-397 21 3 the the DT blog-dshr-org-397 21 4 replica replica NN blog-dshr-org-397 21 5 set set VBN blog-dshr-org-397 21 6 of of IN blog-dshr-org-397 21 7 a a DT blog-dshr-org-397 21 8 permissionless permissionless NN blog-dshr-org-397 21 9 blockchain blockchain NNP blog-dshr-org-397 21 10 is be VBZ blog-dshr-org-397 21 11 free free JJ blog-dshr-org-397 21 12 , , , blog-dshr-org-397 21 13 it -PRON- PRP blog-dshr-org-397 21 14 will will MD blog-dshr-org-397 21 15 be be VB blog-dshr-org-397 21 16 vulnerable vulnerable JJ blog-dshr-org-397 21 17 to to IN blog-dshr-org-397 21 18 Sybil Sybil NNP blog-dshr-org-397 21 19 attacks attack NNS blog-dshr-org-397 21 20 , , , blog-dshr-org-397 21 21 in in IN blog-dshr-org-397 21 22 which which WDT blog-dshr-org-397 21 23 an an DT blog-dshr-org-397 21 24 attacker attacker NN blog-dshr-org-397 21 25 creates create VBZ blog-dshr-org-397 21 26 many many JJ blog-dshr-org-397 21 27 apparently apparently RB blog-dshr-org-397 21 28 independent independent JJ blog-dshr-org-397 21 29 replicas replica NNS blog-dshr-org-397 21 30 which which WDT blog-dshr-org-397 21 31 are be VBP blog-dshr-org-397 21 32 actually actually RB blog-dshr-org-397 21 33 under under IN blog-dshr-org-397 21 34 his -PRON- PRP$ blog-dshr-org-397 21 35 sole sole JJ blog-dshr-org-397 21 36 control control NN blog-dshr-org-397 21 37 . . . blog-dshr-org-397 22 1 If if IN blog-dshr-org-397 22 2 creating create VBG blog-dshr-org-397 22 3 and and CC blog-dshr-org-397 22 4 maintaining maintain VBG blog-dshr-org-397 22 5 a a DT blog-dshr-org-397 22 6 replica replica NN blog-dshr-org-397 22 7 is be VBZ blog-dshr-org-397 22 8 free free JJ blog-dshr-org-397 22 9 , , , blog-dshr-org-397 22 10 anyone anyone NN blog-dshr-org-397 22 11 can can MD blog-dshr-org-397 22 12 authorize authorize VB blog-dshr-org-397 22 13 any any DT blog-dshr-org-397 22 14 change change NN blog-dshr-org-397 22 15 they -PRON- PRP blog-dshr-org-397 22 16 choose choose VBP blog-dshr-org-397 22 17 simply simply RB blog-dshr-org-397 22 18 by by IN blog-dshr-org-397 22 19 creating create VBG blog-dshr-org-397 22 20 enough enough JJ blog-dshr-org-397 22 21 Sybil Sybil NNP blog-dshr-org-397 22 22 replicas replica NNS blog-dshr-org-397 22 23 . . . blog-dshr-org-397 23 1 Defending defend VBG blog-dshr-org-397 23 2 against against IN blog-dshr-org-397 23 3 Sybil Sybil NNP blog-dshr-org-397 23 4 attacks attack NNS blog-dshr-org-397 23 5 requires require VBZ blog-dshr-org-397 23 6 that that IN blog-dshr-org-397 23 7 membership membership NN blog-dshr-org-397 23 8 in in IN blog-dshr-org-397 23 9 a a DT blog-dshr-org-397 23 10 replica replica NN blog-dshr-org-397 23 11 set set NN blog-dshr-org-397 23 12 be be VB blog-dshr-org-397 23 13 expensive expensive JJ blog-dshr-org-397 23 14 . . . blog-dshr-org-397 24 1 The the DT blog-dshr-org-397 24 2 cost cost NN blog-dshr-org-397 24 3 of of IN blog-dshr-org-397 24 4 an an DT blog-dshr-org-397 24 5 attack attack NN blog-dshr-org-397 24 6 is be VBZ blog-dshr-org-397 24 7 at at IN blog-dshr-org-397 24 8 least least JJS blog-dshr-org-397 24 9 the the DT blog-dshr-org-397 24 10 membership membership NN blog-dshr-org-397 24 11 cost cost NN blog-dshr-org-397 24 12 of of IN blog-dshr-org-397 24 13 half half PDT blog-dshr-org-397 24 14 the the DT blog-dshr-org-397 24 15 replica replica NN blog-dshr-org-397 24 16 set set NN blog-dshr-org-397 24 17 , , , blog-dshr-org-397 24 18 so so IN blog-dshr-org-397 24 19 that that IN blog-dshr-org-397 24 20 the the DT blog-dshr-org-397 24 21 attacker attacker NN blog-dshr-org-397 24 22 controls control VBZ blog-dshr-org-397 24 23 a a DT blog-dshr-org-397 24 24 majority majority NN blog-dshr-org-397 24 25 of of IN blog-dshr-org-397 24 26 the the DT blog-dshr-org-397 24 27 replicas replicas NN blog-dshr-org-397 24 28 . . . blog-dshr-org-397 25 1 Permissionless permissionless NN blog-dshr-org-397 25 2 blockchains blockchain NNS blog-dshr-org-397 25 3 have have VBP blog-dshr-org-397 25 4 implemented implement VBN blog-dshr-org-397 25 5 a a DT blog-dshr-org-397 25 6 number number NN blog-dshr-org-397 25 7 of of IN blog-dshr-org-397 25 8 ways way NNS blog-dshr-org-397 25 9 to to TO blog-dshr-org-397 25 10 make make VB blog-dshr-org-397 25 11 it -PRON- PRP blog-dshr-org-397 25 12 expensive expensive JJ blog-dshr-org-397 25 13 to to TO blog-dshr-org-397 25 14 take take VB blog-dshr-org-397 25 15 part part NN blog-dshr-org-397 25 16 , , , blog-dshr-org-397 25 17 including include VBG blog-dshr-org-397 25 18 : : : blog-dshr-org-397 25 19 Proof Proof NNP blog-dshr-org-397 25 20 of of IN blog-dshr-org-397 25 21 Work Work NNP blog-dshr-org-397 25 22 ( ( -LRB- blog-dshr-org-397 25 23 PoW PoW NNP blog-dshr-org-397 25 24 ) ) -RRB- blog-dshr-org-397 25 25 , , , blog-dshr-org-397 25 26 a a DT blog-dshr-org-397 25 27 concept concept NN blog-dshr-org-397 25 28 originated originate VBN blog-dshr-org-397 25 29 by by IN blog-dshr-org-397 25 30 Cynthia Cynthia NNP blog-dshr-org-397 25 31 Dwork Dwork NNP blog-dshr-org-397 25 32 and and CC blog-dshr-org-397 25 33 Moni Moni NNP blog-dshr-org-397 25 34 Naor Naor NNP blog-dshr-org-397 25 35 in in IN blog-dshr-org-397 25 36 1992 1992 CD blog-dshr-org-397 25 37 , , , blog-dshr-org-397 25 38 in in IN blog-dshr-org-397 25 39 which which WDT blog-dshr-org-397 25 40 the the DT blog-dshr-org-397 25 41 expensive expensive JJ blog-dshr-org-397 25 42 resource resource NN blog-dshr-org-397 25 43 is be VBZ blog-dshr-org-397 25 44 CPU cpu NN blog-dshr-org-397 25 45 cycles cycle NNS blog-dshr-org-397 25 46 . . . blog-dshr-org-397 26 1 This this DT blog-dshr-org-397 26 2 is be VBZ blog-dshr-org-397 26 3 the the DT blog-dshr-org-397 26 4 " " `` blog-dshr-org-397 26 5 mining mining NN blog-dshr-org-397 26 6 " " '' blog-dshr-org-397 26 7 technique technique NN blog-dshr-org-397 26 8 used use VBN blog-dshr-org-397 26 9 by by IN blog-dshr-org-397 26 10 Bitcoin Bitcoin NNP blog-dshr-org-397 26 11 , , , blog-dshr-org-397 26 12 and and CC blog-dshr-org-397 26 13 is be VBZ blog-dshr-org-397 26 14 the the DT blog-dshr-org-397 26 15 only only JJ blog-dshr-org-397 26 16 technique technique NN blog-dshr-org-397 26 17 that that WDT blog-dshr-org-397 26 18 has have VBZ blog-dshr-org-397 26 19 been be VBN blog-dshr-org-397 26 20 demonstrated demonstrate VBN blog-dshr-org-397 26 21 to to TO blog-dshr-org-397 26 22 work work VB blog-dshr-org-397 26 23 well well RB blog-dshr-org-397 26 24 at at IN blog-dshr-org-397 26 25 scale scale NN blog-dshr-org-397 26 26 . . . blog-dshr-org-397 27 1 But but CC blog-dshr-org-397 27 2 at at IN blog-dshr-org-397 27 3 scale scale NN blog-dshr-org-397 27 4 the the DT blog-dshr-org-397 27 5 cost cost NN blog-dshr-org-397 27 6 and and CC blog-dshr-org-397 27 7 environmental environmental JJ blog-dshr-org-397 27 8 damage damage NN blog-dshr-org-397 27 9 is be VBZ blog-dshr-org-397 27 10 unsustainable unsustainable JJ blog-dshr-org-397 27 11 ; ; : blog-dshr-org-397 27 12 the the DT blog-dshr-org-397 27 13 top top JJ blog-dshr-org-397 27 14 5 5 CD blog-dshr-org-397 27 15 cryptocurrencies cryptocurrencie NNS blog-dshr-org-397 27 16 are be VBP blog-dshr-org-397 27 17 estimated estimate VBN blog-dshr-org-397 27 18 to to TO blog-dshr-org-397 27 19 use use VB blog-dshr-org-397 27 20 as as RB blog-dshr-org-397 27 21 much much JJ blog-dshr-org-397 27 22 energy energy NN blog-dshr-org-397 27 23 as as IN blog-dshr-org-397 27 24 The the DT blog-dshr-org-397 27 25 Netherlands Netherlands NNP blog-dshr-org-397 27 26 . . . blog-dshr-org-397 28 1 At at IN blog-dshr-org-397 28 2 smaller small JJR blog-dshr-org-397 28 3 scales scale VBZ blog-dshr-org-397 28 4 it -PRON- PRP blog-dshr-org-397 28 5 does do VBZ blog-dshr-org-397 28 6 n't not RB blog-dshr-org-397 28 7 work work VB blog-dshr-org-397 28 8 well well RB blog-dshr-org-397 28 9 because because IN blog-dshr-org-397 28 10 renting rent VBG blog-dshr-org-397 28 11 51 51 CD blog-dshr-org-397 28 12 % % NN blog-dshr-org-397 28 13 of of IN blog-dshr-org-397 28 14 the the DT blog-dshr-org-397 28 15 mining mining NN blog-dshr-org-397 28 16 power power NN blog-dshr-org-397 28 17 is be VBZ blog-dshr-org-397 28 18 cheap cheap JJ blog-dshr-org-397 28 19 enough enough RB blog-dshr-org-397 28 20 to to TO blog-dshr-org-397 28 21 motivate motivate VB blog-dshr-org-397 28 22 attacks attack NNS blog-dshr-org-397 28 23 . . . blog-dshr-org-397 29 1 51 51 CD blog-dshr-org-397 29 2 % % NN blog-dshr-org-397 29 3 attacks attack NNS blog-dshr-org-397 29 4 have have VBP blog-dshr-org-397 29 5 become become VBN blog-dshr-org-397 29 6 endemic endemic JJ blog-dshr-org-397 29 7 among among IN blog-dshr-org-397 29 8 the the DT blog-dshr-org-397 29 9 smaller small JJR blog-dshr-org-397 29 10 alt alt NN blog-dshr-org-397 29 11 - - HYPH blog-dshr-org-397 29 12 coins coin NNS blog-dshr-org-397 29 13 . . . blog-dshr-org-397 30 1 For for IN blog-dshr-org-397 30 2 example example NN blog-dshr-org-397 30 3 , , , blog-dshr-org-397 30 4 there there EX blog-dshr-org-397 30 5 were be VBD blog-dshr-org-397 30 6 three three CD blog-dshr-org-397 30 7 successful successful JJ blog-dshr-org-397 30 8 attacks attack NNS blog-dshr-org-397 30 9 on on IN blog-dshr-org-397 30 10 Ethereum Ethereum NNP blog-dshr-org-397 30 11 Classic Classic NNP blog-dshr-org-397 30 12 in in IN blog-dshr-org-397 30 13 a a DT blog-dshr-org-397 30 14 single single JJ blog-dshr-org-397 30 15 month month NN blog-dshr-org-397 30 16 . . . blog-dshr-org-397 31 1 Proof Proof NNP blog-dshr-org-397 31 2 of of IN blog-dshr-org-397 31 3 Stake Stake NNP blog-dshr-org-397 31 4 ( ( -LRB- blog-dshr-org-397 31 5 PoS PoS NNP blog-dshr-org-397 31 6 ) ) -RRB- blog-dshr-org-397 31 7 in in IN blog-dshr-org-397 31 8 which which WDT blog-dshr-org-397 31 9 the the DT blog-dshr-org-397 31 10 expensive expensive JJ blog-dshr-org-397 31 11 resource resource NN blog-dshr-org-397 31 12 is be VBZ blog-dshr-org-397 31 13 capital capital NN blog-dshr-org-397 31 14 tied tie VBN blog-dshr-org-397 31 15 up up RP blog-dshr-org-397 31 16 , , , blog-dshr-org-397 31 17 or or CC blog-dshr-org-397 31 18 staked stake VBN blog-dshr-org-397 31 19 . . . blog-dshr-org-397 32 1 Participants participant NNS blog-dshr-org-397 32 2 stand stand VBP blog-dshr-org-397 32 3 to to TO blog-dshr-org-397 32 4 lose lose VB blog-dshr-org-397 32 5 their -PRON- PRP$ blog-dshr-org-397 32 6 stake stake NN blog-dshr-org-397 32 7 in in IN blog-dshr-org-397 32 8 case case NN blog-dshr-org-397 32 9 of of IN blog-dshr-org-397 32 10 detected detect VBN blog-dshr-org-397 32 11 misbehavior misbehavior NN blog-dshr-org-397 32 12 . . . blog-dshr-org-397 33 1 The the DT blog-dshr-org-397 33 2 Ethereum Ethereum NNP blog-dshr-org-397 33 3 blockchain blockchain NN blog-dshr-org-397 33 4 has have VBZ blog-dshr-org-397 33 5 been be VBN blog-dshr-org-397 33 6 trying try VBG blog-dshr-org-397 33 7 to to TO blog-dshr-org-397 33 8 implement implement VB blog-dshr-org-397 33 9 PoS PoS NNP blog-dshr-org-397 33 10 for for IN blog-dshr-org-397 33 11 5 5 CD blog-dshr-org-397 33 12 years year NNS blog-dshr-org-397 33 13 , , , blog-dshr-org-397 33 14 so so RB blog-dshr-org-397 33 15 far far RB blog-dshr-org-397 33 16 without without IN blog-dshr-org-397 33 17 success success NN blog-dshr-org-397 33 18 . . . blog-dshr-org-397 34 1 The the DT blog-dshr-org-397 34 2 technique technique NN blog-dshr-org-397 34 3 has have VBZ blog-dshr-org-397 34 4 similar similar JJ blog-dshr-org-397 34 5 economic economic JJ blog-dshr-org-397 34 6 linits linit NNS blog-dshr-org-397 34 7 and and CC blog-dshr-org-397 34 8 vulnerabilities vulnerability NNS blog-dshr-org-397 34 9 as as IN blog-dshr-org-397 34 10 PoW. PoW. NNP blog-dshr-org-397 35 1 Proofs Proofs NNP blog-dshr-org-397 35 2 of of IN blog-dshr-org-397 35 3 Time Time NNP blog-dshr-org-397 35 4 & & CC blog-dshr-org-397 35 5 Space Space NNP blog-dshr-org-397 35 6 ( ( -LRB- blog-dshr-org-397 35 7 PoTS PoTS NNP blog-dshr-org-397 35 8 ) ) -RRB- blog-dshr-org-397 35 9 , , , blog-dshr-org-397 35 10 advocated advocate VBN blog-dshr-org-397 35 11 by by IN blog-dshr-org-397 35 12 Bram Bram NNP blog-dshr-org-397 35 13 Cohen Cohen NNP blog-dshr-org-397 35 14 , , , blog-dshr-org-397 35 15 in in IN blog-dshr-org-397 35 16 which which WDT blog-dshr-org-397 35 17 the the DT blog-dshr-org-397 35 18 expensive expensive JJ blog-dshr-org-397 35 19 resource resource NN blog-dshr-org-397 35 20 is be VBZ blog-dshr-org-397 35 21 disk disk NN blog-dshr-org-397 35 22 storage storage NN blog-dshr-org-397 35 23 . . . blog-dshr-org-397 36 1 Conclusion Conclusion NNP blog-dshr-org-397 36 2 Eric Eric NNP blog-dshr-org-397 36 3 Budish Budish NNP blog-dshr-org-397 36 4 points point VBZ blog-dshr-org-397 36 5 out out RP blog-dshr-org-397 36 6 the the DT blog-dshr-org-397 36 7 fundamental fundamental JJ blog-dshr-org-397 36 8 problem problem NN blog-dshr-org-397 36 9 with with IN blog-dshr-org-397 36 10 expensive expensive JJ blog-dshr-org-397 36 11 defenses defense NNS blog-dshr-org-397 36 12 in in IN blog-dshr-org-397 36 13 The the DT blog-dshr-org-397 36 14 Economic Economic NNP blog-dshr-org-397 36 15 Limits Limits NNPS blog-dshr-org-397 36 16 of of IN blog-dshr-org-397 36 17 Bitcoin Bitcoin NNP blog-dshr-org-397 36 18 and and CC blog-dshr-org-397 36 19 the the DT blog-dshr-org-397 36 20 Blockchain Blockchain NNP blog-dshr-org-397 36 21 : : : blog-dshr-org-397 36 22 From from IN blog-dshr-org-397 36 23 a a DT blog-dshr-org-397 36 24 computer computer NN blog-dshr-org-397 36 25 security security NN blog-dshr-org-397 36 26 perspective perspective NN blog-dshr-org-397 36 27 , , , blog-dshr-org-397 36 28 the the DT blog-dshr-org-397 36 29 key key JJ blog-dshr-org-397 36 30 thing thing NN blog-dshr-org-397 36 31 to to TO blog-dshr-org-397 36 32 note note VB blog-dshr-org-397 36 33 ... ... : blog-dshr-org-397 36 34 is be VBZ blog-dshr-org-397 36 35 that that IN blog-dshr-org-397 36 36 the the DT blog-dshr-org-397 36 37 security security NN blog-dshr-org-397 36 38 of of IN blog-dshr-org-397 36 39 the the DT blog-dshr-org-397 36 40 blockchain blockchain NNP blog-dshr-org-397 36 41 is be VBZ blog-dshr-org-397 36 42 linear linear JJ blog-dshr-org-397 36 43 in in IN blog-dshr-org-397 36 44 the the DT blog-dshr-org-397 36 45 amount amount NN blog-dshr-org-397 36 46 of of IN blog-dshr-org-397 36 47 expenditure expenditure NN blog-dshr-org-397 36 48 on on IN blog-dshr-org-397 36 49 mining mining NN blog-dshr-org-397 36 50 power power NN blog-dshr-org-397 36 51 , , , blog-dshr-org-397 36 52 ... ... . blog-dshr-org-397 37 1 In in IN blog-dshr-org-397 37 2 contrast contrast NN blog-dshr-org-397 37 3 , , , blog-dshr-org-397 37 4 in in IN blog-dshr-org-397 37 5 many many JJ blog-dshr-org-397 37 6 other other JJ blog-dshr-org-397 37 7 contexts contexts JJ blog-dshr-org-397 37 8 investments investment NNS blog-dshr-org-397 37 9 in in IN blog-dshr-org-397 37 10 computer computer NN blog-dshr-org-397 37 11 security security NN blog-dshr-org-397 37 12 yield yield VBP blog-dshr-org-397 37 13 convex convex NNP blog-dshr-org-397 37 14 returns return NNS blog-dshr-org-397 37 15 ( ( -LRB- blog-dshr-org-397 37 16 e.g. e.g. RB blog-dshr-org-397 37 17 , , , blog-dshr-org-397 37 18 traditional traditional JJ blog-dshr-org-397 37 19 uses use NNS blog-dshr-org-397 37 20 of of IN blog-dshr-org-397 37 21 cryptography cryptography NN blog-dshr-org-397 37 22 ) ) -RRB- blog-dshr-org-397 37 23 ... ... . blog-dshr-org-397 37 24 analogously analogously RB blog-dshr-org-397 37 25 to to IN blog-dshr-org-397 37 26 how how WRB blog-dshr-org-397 37 27 a a DT blog-dshr-org-397 37 28 lock lock NN blog-dshr-org-397 37 29 on on IN blog-dshr-org-397 37 30 a a DT blog-dshr-org-397 37 31 door door NN blog-dshr-org-397 37 32 increases increase VBZ blog-dshr-org-397 37 33 the the DT blog-dshr-org-397 37 34 security security NN blog-dshr-org-397 37 35 of of IN blog-dshr-org-397 37 36 a a DT blog-dshr-org-397 37 37 house house NN blog-dshr-org-397 37 38 by by IN blog-dshr-org-397 37 39 more more JJR blog-dshr-org-397 37 40 than than IN blog-dshr-org-397 37 41 the the DT blog-dshr-org-397 37 42 cost cost NN blog-dshr-org-397 37 43 of of IN blog-dshr-org-397 37 44 the the DT blog-dshr-org-397 37 45 lock lock NN blog-dshr-org-397 37 46 . . . blog-dshr-org-397 38 1 The the DT blog-dshr-org-397 38 2 difference difference NN blog-dshr-org-397 38 3 between between IN blog-dshr-org-397 38 4 permissioned permissioned JJ blog-dshr-org-397 38 5 and and CC blog-dshr-org-397 38 6 permissionless permissionless NN blog-dshr-org-397 38 7 blockchains blockchain NNS blog-dshr-org-397 38 8 is be VBZ blog-dshr-org-397 38 9 the the DT blog-dshr-org-397 38 10 presence presence NN blog-dshr-org-397 38 11 or or CC blog-dshr-org-397 38 12 absence absence NN blog-dshr-org-397 38 13 of of IN blog-dshr-org-397 38 14 a a DT blog-dshr-org-397 38 15 trusted trust VBN blog-dshr-org-397 38 16 authority authority NN blog-dshr-org-397 38 17 controlling control VBG blog-dshr-org-397 38 18 the the DT blog-dshr-org-397 38 19 replica replica NNP blog-dshr-org-397 38 20 set set VBN blog-dshr-org-397 38 21 . . . blog-dshr-org-397 39 1 A a DT blog-dshr-org-397 39 2 decision decision NN blog-dshr-org-397 39 3 not not RB blog-dshr-org-397 39 4 to to TO blog-dshr-org-397 39 5 trust trust VB blog-dshr-org-397 39 6 such such PDT blog-dshr-org-397 39 7 an an DT blog-dshr-org-397 39 8 authority authority NN blog-dshr-org-397 39 9 imposes impose VBZ blog-dshr-org-397 39 10 enormous enormous JJ blog-dshr-org-397 39 11 additional additional JJ blog-dshr-org-397 39 12 costs cost NNS blog-dshr-org-397 39 13 and and CC blog-dshr-org-397 39 14 performance performance NN blog-dshr-org-397 39 15 penalties penalty NNS blog-dshr-org-397 39 16 on on IN blog-dshr-org-397 39 17 the the DT blog-dshr-org-397 39 18 system system NN blog-dshr-org-397 39 19 because because IN blog-dshr-org-397 39 20 the the DT blog-dshr-org-397 39 21 permissionless permissionless NN blog-dshr-org-397 39 22 consensus consensus NN blog-dshr-org-397 39 23 mechanism mechanism NN blog-dshr-org-397 39 24 has have VBZ blog-dshr-org-397 39 25 to to TO blog-dshr-org-397 39 26 be be VB blog-dshr-org-397 39 27 expensive expensive JJ blog-dshr-org-397 39 28 . . . blog-dshr-org-397 40 1 Decentralization decentralization NN blog-dshr-org-397 40 2 in in IN blog-dshr-org-397 40 3 Bitcoin Bitcoin NNP blog-dshr-org-397 40 4 and and CC blog-dshr-org-397 40 5 Ethereum Ethereum NNP blog-dshr-org-397 40 6 Networks Networks NNPS blog-dshr-org-397 40 7 by by IN blog-dshr-org-397 40 8 Adem Adem NNP blog-dshr-org-397 40 9 Efe Efe NNP blog-dshr-org-397 40 10 Gencer Gencer NNP blog-dshr-org-397 40 11 et et FW blog-dshr-org-397 40 12 al al NNP blog-dshr-org-397 40 13 compares compare VBZ blog-dshr-org-397 40 14 the the DT blog-dshr-org-397 40 15 cost cost NN blog-dshr-org-397 40 16 of of IN blog-dshr-org-397 40 17 a a DT blog-dshr-org-397 40 18 permissioned permissioned JJ blog-dshr-org-397 40 19 system system NN blog-dshr-org-397 40 20 using use VBG blog-dshr-org-397 40 21 BFT BFT NNP blog-dshr-org-397 40 22 to to IN blog-dshr-org-397 40 23 the the DT blog-dshr-org-397 40 24 actual actual JJ blog-dshr-org-397 40 25 Bitcoin Bitcoin NNP blog-dshr-org-397 40 26 PoW pow NN blog-dshr-org-397 40 27 blockchain blockchain NNP blog-dshr-org-397 40 28 : : : blog-dshr-org-397 40 29 a a DT blog-dshr-org-397 40 30 Byzantine byzantine JJ blog-dshr-org-397 40 31 quorum quorum NN blog-dshr-org-397 40 32 system system NN blog-dshr-org-397 40 33 of of IN blog-dshr-org-397 40 34 size size NN blog-dshr-org-397 40 35 20 20 CD blog-dshr-org-397 40 36 could could MD blog-dshr-org-397 40 37 achieve achieve VB blog-dshr-org-397 40 38 better well JJR blog-dshr-org-397 40 39 decentralization decentralization NN blog-dshr-org-397 40 40 than than IN blog-dshr-org-397 40 41 proof proof NN blog-dshr-org-397 40 42 - - HYPH blog-dshr-org-397 40 43 of of IN blog-dshr-org-397 40 44 - - HYPH blog-dshr-org-397 40 45 work work NN blog-dshr-org-397 40 46 mining mining NN blog-dshr-org-397 40 47 at at IN blog-dshr-org-397 40 48 a a DT blog-dshr-org-397 40 49 much much RB blog-dshr-org-397 40 50 lower low JJR blog-dshr-org-397 40 51 resource resource NN blog-dshr-org-397 40 52 cost cost NN blog-dshr-org-397 40 53 . . . blog-dshr-org-397 41 1 As as IN blog-dshr-org-397 41 2 an an DT blog-dshr-org-397 41 3 Englishman Englishman NNP blog-dshr-org-397 41 4 I -PRON- PRP blog-dshr-org-397 41 5 appreciate appreciate VBP blog-dshr-org-397 41 6 understatement understatement NN blog-dshr-org-397 41 7 . . . blog-dshr-org-397 42 1 By by IN blog-dshr-org-397 42 2 " " `` blog-dshr-org-397 42 3 much much RB blog-dshr-org-397 42 4 lower low JJR blog-dshr-org-397 42 5 " " '' blog-dshr-org-397 42 6 , , , blog-dshr-org-397 42 7 they -PRON- PRP blog-dshr-org-397 42 8 mean mean VBP blog-dshr-org-397 42 9 around around IN blog-dshr-org-397 42 10 5 5 CD blog-dshr-org-397 42 11 orders order NNS blog-dshr-org-397 42 12 of of IN blog-dshr-org-397 42 13 magnitude magnitude NN blog-dshr-org-397 42 14 lower low JJR blog-dshr-org-397 42 15 . . . blog-dshr-org-397 43 1 Posted post VBN blog-dshr-org-397 43 2 by by IN blog-dshr-org-397 43 3 David David NNP blog-dshr-org-397 43 4 . . . blog-dshr-org-397 44 1 at at IN blog-dshr-org-397 44 2 8:00 8:00 CD blog-dshr-org-397 44 3 AM AM NNP blog-dshr-org-397 44 4 Labels Labels NNPS blog-dshr-org-397 44 5 : : : blog-dshr-org-397 44 6 bitcoin bitcoin NN blog-dshr-org-397 44 7 2 2 CD blog-dshr-org-397 44 8 comments comment NNS blog-dshr-org-397 44 9 : : : blog-dshr-org-397 44 10 David David NNP blog-dshr-org-397 44 11 . . . blog-dshr-org-397 45 1 said say VBD blog-dshr-org-397 45 2 ... ... : blog-dshr-org-397 46 1 Going go VBG blog-dshr-org-397 46 2 from from IN blog-dshr-org-397 46 3 Bad bad JJ blog-dshr-org-397 46 4 to to IN blog-dshr-org-397 46 5 Worse bad JJR blog-dshr-org-397 46 6 : : : blog-dshr-org-397 46 7 From from IN blog-dshr-org-397 46 8 Internet internet NN blog-dshr-org-397 46 9 Voting voting NN blog-dshr-org-397 46 10 to to IN blog-dshr-org-397 46 11 Blockchain Blockchain NNP blog-dshr-org-397 46 12 Voting Voting NNP blog-dshr-org-397 46 13 by by IN blog-dshr-org-397 46 14 Sunoo Sunoo NNP blog-dshr-org-397 46 15 Park Park NNP blog-dshr-org-397 46 16 , , , blog-dshr-org-397 46 17 Neha Neha NNP blog-dshr-org-397 46 18 Narula Narula NNP blog-dshr-org-397 46 19 , , , blog-dshr-org-397 46 20 Michael Michael NNP blog-dshr-org-397 46 21 Specter Specter NNP blog-dshr-org-397 46 22 and and CC blog-dshr-org-397 46 23 Ronald Ronald NNP blog-dshr-org-397 46 24 L. L. NNP blog-dshr-org-397 46 25 Rivest Rivest NNP blog-dshr-org-397 46 26 argues argue VBZ blog-dshr-org-397 46 27 that that IN blog-dshr-org-397 46 28 : : : blog-dshr-org-397 46 29 " " `` blog-dshr-org-397 46 30 given give VBN blog-dshr-org-397 46 31 the the DT blog-dshr-org-397 46 32 current current JJ blog-dshr-org-397 46 33 state state NN blog-dshr-org-397 46 34 of of IN blog-dshr-org-397 46 35 computer computer NN blog-dshr-org-397 46 36 security security NN blog-dshr-org-397 46 37 , , , blog-dshr-org-397 46 38 any any DT blog-dshr-org-397 46 39 turnout turnout NN blog-dshr-org-397 46 40 increase increase NN blog-dshr-org-397 46 41 derived derive VBN blog-dshr-org-397 46 42 from from IN blog-dshr-org-397 46 43 with with IN blog-dshr-org-397 46 44 Internet- Internet- NNP blog-dshr-org-397 46 45 or or CC blog-dshr-org-397 46 46 blockchain blockchain NNP blog-dshr-org-397 46 47 - - HYPH blog-dshr-org-397 46 48 based base VBN blog-dshr-org-397 46 49 voting voting NN blog-dshr-org-397 46 50 would would MD blog-dshr-org-397 46 51 come come VB blog-dshr-org-397 46 52 at at IN blog-dshr-org-397 46 53 the the DT blog-dshr-org-397 46 54 cost cost NN blog-dshr-org-397 46 55 of of IN blog-dshr-org-397 46 56 losing lose VBG blog-dshr-org-397 46 57 meaningful meaningful JJ blog-dshr-org-397 46 58 assurance assurance NN blog-dshr-org-397 46 59 that that WDT blog-dshr-org-397 46 60 votes vote NNS blog-dshr-org-397 46 61 have have VBP blog-dshr-org-397 46 62 been be VBN blog-dshr-org-397 46 63 counted count VBN blog-dshr-org-397 46 64 as as IN blog-dshr-org-397 46 65 they -PRON- PRP blog-dshr-org-397 46 66 were be VBD blog-dshr-org-397 46 67 cast cast VBN blog-dshr-org-397 46 68 , , , blog-dshr-org-397 46 69 and and CC blog-dshr-org-397 46 70 not not RB blog-dshr-org-397 46 71 undetectably undetectably RB blog-dshr-org-397 46 72 altered alter VBN blog-dshr-org-397 46 73 or or CC blog-dshr-org-397 46 74 discarded discard VBN blog-dshr-org-397 46 75 . . . blog-dshr-org-397 47 1 This this DT blog-dshr-org-397 47 2 state state NN blog-dshr-org-397 47 3 of of IN blog-dshr-org-397 47 4 affairs affair NNS blog-dshr-org-397 47 5 will will MD blog-dshr-org-397 47 6 continue continue VB blog-dshr-org-397 47 7 as as RB blog-dshr-org-397 47 8 long long RB blog-dshr-org-397 47 9 as as IN blog-dshr-org-397 47 10 standard standard JJ blog-dshr-org-397 47 11 tactics tactic NNS blog-dshr-org-397 47 12 such such JJ blog-dshr-org-397 47 13 as as IN blog-dshr-org-397 47 14 malware malware NNP blog-dshr-org-397 47 15 , , , blog-dshr-org-397 47 16 zero zero CD blog-dshr-org-397 47 17 days day NNS blog-dshr-org-397 47 18 , , , blog-dshr-org-397 47 19 and and CC blog-dshr-org-397 47 20 denial denial NN blog-dshr-org-397 47 21 - - HYPH blog-dshr-org-397 47 22 of of IN blog-dshr-org-397 47 23 - - HYPH blog-dshr-org-397 47 24 service service NN blog-dshr-org-397 47 25 attacks attack NNS blog-dshr-org-397 47 26 continue continue VBP blog-dshr-org-397 47 27 to to TO blog-dshr-org-397 47 28 be be VB blog-dshr-org-397 47 29 effective effective JJ blog-dshr-org-397 47 30 . . . blog-dshr-org-397 48 1 This this DT blog-dshr-org-397 48 2 article article NN blog-dshr-org-397 48 3 analyzes analyze VBZ blog-dshr-org-397 48 4 and and CC blog-dshr-org-397 48 5 systematizes systematize VBZ blog-dshr-org-397 48 6 prior prior JJ blog-dshr-org-397 48 7 research research NN blog-dshr-org-397 48 8 on on IN blog-dshr-org-397 48 9 the the DT blog-dshr-org-397 48 10 security security NN blog-dshr-org-397 48 11 risks risk NNS blog-dshr-org-397 48 12 of of IN blog-dshr-org-397 48 13 online online JJ blog-dshr-org-397 48 14 and and CC blog-dshr-org-397 48 15 electronic electronic JJ blog-dshr-org-397 48 16 voting voting NN blog-dshr-org-397 48 17 , , , blog-dshr-org-397 48 18 and and CC blog-dshr-org-397 48 19 show show VBP blog-dshr-org-397 48 20 that that IN blog-dshr-org-397 48 21 not not RB blog-dshr-org-397 48 22 only only RB blog-dshr-org-397 48 23 do do VBP blog-dshr-org-397 48 24 these these DT blog-dshr-org-397 48 25 risks risk NNS blog-dshr-org-397 48 26 persist persist VB blog-dshr-org-397 48 27 in in IN blog-dshr-org-397 48 28 blockchain blockchain NNP blog-dshr-org-397 48 29 - - HYPH blog-dshr-org-397 48 30 based base VBN blog-dshr-org-397 48 31 voting voting NN blog-dshr-org-397 48 32 systems system NNS blog-dshr-org-397 48 33 , , , blog-dshr-org-397 48 34 but but CC blog-dshr-org-397 48 35 blockchains blockchain NNS blog-dshr-org-397 48 36 may may MD blog-dshr-org-397 48 37 introduce introduce VB blog-dshr-org-397 48 38 additional additional JJ blog-dshr-org-397 48 39 problems problem NNS blog-dshr-org-397 48 40 for for IN blog-dshr-org-397 48 41 voting voting NN blog-dshr-org-397 48 42 systems system NNS blog-dshr-org-397 48 43 . . . blog-dshr-org-397 48 44 " " '' blog-dshr-org-397 49 1 November November NNP blog-dshr-org-397 49 2 19 19 CD blog-dshr-org-397 49 3 , , , blog-dshr-org-397 49 4 2020 2020 CD blog-dshr-org-397 49 5 at at IN blog-dshr-org-397 49 6 8:48 8:48 CD blog-dshr-org-397 49 7 AM am NN blog-dshr-org-397 49 8 Michael Michael NNP blog-dshr-org-397 49 9 Hogan Hogan NNP blog-dshr-org-397 49 10 said say VBD blog-dshr-org-397 49 11 ... ... . blog-dshr-org-397 50 1 Which which WDT blog-dshr-org-397 50 2 is be VBZ blog-dshr-org-397 50 3 why why WRB blog-dshr-org-397 50 4 voting voting NN blog-dshr-org-397 50 5 systems system NNS blog-dshr-org-397 50 6 still still RB blog-dshr-org-397 50 7 include include VBP blog-dshr-org-397 50 8 paper paper NN blog-dshr-org-397 50 9 records record NNS blog-dshr-org-397 50 10 , , , blog-dshr-org-397 50 11 and and CC blog-dshr-org-397 50 12 probably probably RB blog-dshr-org-397 50 13 will will MD blog-dshr-org-397 50 14 always always RB blog-dshr-org-397 50 15 include include VB blog-dshr-org-397 50 16 paper paper NN blog-dshr-org-397 50 17 records record NNS blog-dshr-org-397 50 18 . . . blog-dshr-org-397 51 1 It -PRON- PRP blog-dshr-org-397 51 2 calls call VBZ blog-dshr-org-397 51 3 to to TO blog-dshr-org-397 51 4 mind mind VB blog-dshr-org-397 51 5 my -PRON- PRP$ blog-dshr-org-397 51 6 oft oft RB blog-dshr-org-397 51 7 - - HYPH blog-dshr-org-397 51 8 stated state VBN blog-dshr-org-397 51 9 admonition admonition NN blog-dshr-org-397 51 10 to to IN blog-dshr-org-397 51 11 amateur amateur NN blog-dshr-org-397 51 12 futurists futurist NNS blog-dshr-org-397 51 13 , , , blog-dshr-org-397 51 14 that that IN blog-dshr-org-397 51 15 all all DT blog-dshr-org-397 51 16 of of IN blog-dshr-org-397 51 17 the the DT blog-dshr-org-397 51 18 cool cool JJ blog-dshr-org-397 51 19 stuff stuff NN blog-dshr-org-397 51 20 in in IN blog-dshr-org-397 51 21 our -PRON- PRP$ blog-dshr-org-397 51 22 increasingly increasingly RB blog-dshr-org-397 51 23 digitized digitized JJ blog-dshr-org-397 51 24 world world NN blog-dshr-org-397 51 25 still still RB blog-dshr-org-397 51 26 relies rely VBZ blog-dshr-org-397 51 27 to to TO blog-dshr-org-397 51 28 far far RB blog-dshr-org-397 51 29 too too RB blog-dshr-org-397 51 30 great great JJ blog-dshr-org-397 51 31 an an DT blog-dshr-org-397 51 32 extent extent NN blog-dshr-org-397 51 33 on on IN blog-dshr-org-397 51 34 a a DT blog-dshr-org-397 51 35 technology technology NN blog-dshr-org-397 51 36 commercialized commercialize VBN blog-dshr-org-397 51 37 in in IN blog-dshr-org-397 51 38 1882 1882 CD blog-dshr-org-397 51 39 ( ( -LRB- blog-dshr-org-397 51 40 burning burn VBG blog-dshr-org-397 51 41 fossil fossil JJ blog-dshr-org-397 51 42 fuels fuel NNS blog-dshr-org-397 51 43 in in IN blog-dshr-org-397 51 44 a a DT blog-dshr-org-397 51 45 boiler boiler NN blog-dshr-org-397 51 46 to to TO blog-dshr-org-397 51 47 spin spin VB blog-dshr-org-397 51 48 a a DT blog-dshr-org-397 51 49 turbine turbine NN blog-dshr-org-397 51 50 - - HYPH blog-dshr-org-397 51 51 generator generator NN blog-dshr-org-397 51 52 ) ) -RRB- blog-dshr-org-397 51 53 , , , blog-dshr-org-397 51 54 and and CC blog-dshr-org-397 51 55 even even RB blog-dshr-org-397 51 56 the the DT blog-dshr-org-397 51 57 dominant dominant JJ blog-dshr-org-397 51 58 battery battery NN blog-dshr-org-397 51 59 chemistry chemistry NN blog-dshr-org-397 51 60 is be VBZ blog-dshr-org-397 51 61 about about RB blog-dshr-org-397 51 62 50 50 CD blog-dshr-org-397 51 63 years year NNS blog-dshr-org-397 51 64 old old JJ blog-dshr-org-397 51 65 . . . blog-dshr-org-397 52 1 Beware beware VB blog-dshr-org-397 52 2 of of IN blog-dshr-org-397 52 3 the the DT blog-dshr-org-397 52 4 " " `` blog-dshr-org-397 52 5 TED TED NNP blog-dshr-org-397 52 6 talk talk NN blog-dshr-org-397 52 7 " " '' blog-dshr-org-397 52 8 mindset mindset NN blog-dshr-org-397 52 9 - - HYPH blog-dshr-org-397 52 10 be be VB blog-dshr-org-397 52 11 on on IN blog-dshr-org-397 52 12 the the DT blog-dshr-org-397 52 13 lookout lookout NN blog-dshr-org-397 52 14 for for IN blog-dshr-org-397 52 15 the the DT blog-dshr-org-397 52 16 dirty dirty JJ blog-dshr-org-397 52 17 old old JJ blog-dshr-org-397 52 18 smelter smelter NN blog-dshr-org-397 52 19 behind behind IN blog-dshr-org-397 52 20 that that DT blog-dshr-org-397 52 21 shiny shiny JJ blog-dshr-org-397 52 22 penny penny NN blog-dshr-org-397 52 23 . . . blog-dshr-org-397 53 1 November November NNP blog-dshr-org-397 53 2 28 28 CD blog-dshr-org-397 53 3 , , , blog-dshr-org-397 53 4 2020 2020 CD blog-dshr-org-397 53 5 at at IN blog-dshr-org-397 53 6 4:04 4:04 CD blog-dshr-org-397 53 7 AM am NN blog-dshr-org-397 53 8 Post Post NNP blog-dshr-org-397 53 9 a a DT blog-dshr-org-397 53 10 Comment Comment NNP blog-dshr-org-397 53 11 Newer Newer NNP blog-dshr-org-397 53 12 Post Post NNP blog-dshr-org-397 53 13 Older Older NNP blog-dshr-org-397 53 14 Post Post NNP blog-dshr-org-397 53 15 Home Home NNP blog-dshr-org-397 53 16 Subscribe Subscribe NNP blog-dshr-org-397 53 17 to to TO blog-dshr-org-397 53 18 : : : blog-dshr-org-397 53 19 Post Post NNP blog-dshr-org-397 53 20 Comments comment NNS blog-dshr-org-397 53 21 ( ( -LRB- blog-dshr-org-397 53 22 Atom atom NN blog-dshr-org-397 53 23 ) ) -RRB- blog-dshr-org-397 53 24 Blog Blog NNP blog-dshr-org-397 53 25 Rules rule NNS blog-dshr-org-397 53 26 Posts post NNS blog-dshr-org-397 53 27 and and CC blog-dshr-org-397 53 28 comments comment NNS blog-dshr-org-397 53 29 are be VBP blog-dshr-org-397 53 30 copyright copyright NN blog-dshr-org-397 53 31 of of IN blog-dshr-org-397 53 32 their -PRON- PRP$ blog-dshr-org-397 53 33 respective respective JJ blog-dshr-org-397 53 34 authors author NNS blog-dshr-org-397 53 35 who who WP blog-dshr-org-397 53 36 , , , blog-dshr-org-397 53 37 by by IN blog-dshr-org-397 53 38 posting post VBG blog-dshr-org-397 53 39 or or CC blog-dshr-org-397 53 40 commenting comment VBG blog-dshr-org-397 53 41 , , , blog-dshr-org-397 53 42 license license VBP blog-dshr-org-397 53 43 their -PRON- PRP$ blog-dshr-org-397 53 44 work work NN blog-dshr-org-397 53 45 under under IN blog-dshr-org-397 53 46 a a DT blog-dshr-org-397 53 47 Creative Creative NNP blog-dshr-org-397 53 48 Commons Commons NNP blog-dshr-org-397 53 49 Attribution Attribution NNP blog-dshr-org-397 53 50 - - HYPH blog-dshr-org-397 53 51 Share Share NNP blog-dshr-org-397 53 52 Alike alike RB blog-dshr-org-397 53 53 3.0 3.0 CD blog-dshr-org-397 53 54 United United NNP blog-dshr-org-397 53 55 States States NNP blog-dshr-org-397 53 56 License License NNP blog-dshr-org-397 53 57 . . . blog-dshr-org-397 54 1 Off off IN blog-dshr-org-397 54 2 - - HYPH blog-dshr-org-397 54 3 topic topic NN blog-dshr-org-397 54 4 or or CC blog-dshr-org-397 54 5 unsuitable unsuitable JJ blog-dshr-org-397 54 6 comments comment NNS blog-dshr-org-397 54 7 will will MD blog-dshr-org-397 54 8 be be VB blog-dshr-org-397 54 9 deleted delete VBN blog-dshr-org-397 54 10 . . . blog-dshr-org-397 55 1 DSHR DSHR NNP blog-dshr-org-397 55 2 DSHR DSHR NNP blog-dshr-org-397 55 3 in in IN blog-dshr-org-397 55 4 ANWR ANWR NNP blog-dshr-org-397 55 5 Recent recent JJ blog-dshr-org-397 55 6 Comments comment NNS blog-dshr-org-397 55 7 Full full JJ blog-dshr-org-397 55 8 comments comment NNS blog-dshr-org-397 55 9 Blog Blog NNP blog-dshr-org-397 55 10 Archive Archive NNP blog-dshr-org-397 55 11 ► ► NFP blog-dshr-org-397 55 12     _SP blog-dshr-org-397 55 13 2021 2021 CD blog-dshr-org-397 55 14 ( ( -LRB- blog-dshr-org-397 55 15 18 18 CD blog-dshr-org-397 55 16 ) ) -RRB- blog-dshr-org-397 55 17 ► ► NFP blog-dshr-org-397 55 18     _SP blog-dshr-org-397 55 19 April April NNP blog-dshr-org-397 55 20 ( ( -LRB- blog-dshr-org-397 55 21 5 5 CD blog-dshr-org-397 55 22 ) ) -RRB- blog-dshr-org-397 55 23 ► ► NFP blog-dshr-org-397 55 24     _SP blog-dshr-org-397 55 25 March March NNP blog-dshr-org-397 55 26 ( ( -LRB- blog-dshr-org-397 55 27 3 3 CD blog-dshr-org-397 55 28 ) ) -RRB- blog-dshr-org-397 55 29 ► ► NFP blog-dshr-org-397 55 30     _SP blog-dshr-org-397 55 31 February February NNP blog-dshr-org-397 55 32 ( ( -LRB- blog-dshr-org-397 55 33 5 5 CD blog-dshr-org-397 55 34 ) ) -RRB- blog-dshr-org-397 55 35 ► ► NFP blog-dshr-org-397 55 36     _SP blog-dshr-org-397 55 37 January January NNP blog-dshr-org-397 55 38 ( ( -LRB- blog-dshr-org-397 55 39 5 5 CD blog-dshr-org-397 55 40 ) ) -RRB- blog-dshr-org-397 55 41 ▼ ▼ CD blog-dshr-org-397 55 42     _SP blog-dshr-org-397 55 43 2020 2020 CD blog-dshr-org-397 55 44 ( ( -LRB- blog-dshr-org-397 55 45 55 55 CD blog-dshr-org-397 55 46 ) ) -RRB- blog-dshr-org-397 55 47 ► ► NFP blog-dshr-org-397 55 48     _SP blog-dshr-org-397 55 49 December December NNP blog-dshr-org-397 55 50 ( ( -LRB- blog-dshr-org-397 55 51 4 4 CD blog-dshr-org-397 55 52 ) ) -RRB- blog-dshr-org-397 55 53 ► ► NFP blog-dshr-org-397 55 54     _SP blog-dshr-org-397 55 55 November November NNP blog-dshr-org-397 55 56 ( ( -LRB- blog-dshr-org-397 55 57 4 4 CD blog-dshr-org-397 55 58 ) ) -RRB- blog-dshr-org-397 55 59 ▼ ▼ CD blog-dshr-org-397 55 60     _SP blog-dshr-org-397 55 61 October October NNP blog-dshr-org-397 55 62 ( ( -LRB- blog-dshr-org-397 55 63 3 3 LS blog-dshr-org-397 55 64 ) ) -RRB- blog-dshr-org-397 55 65 The the DT blog-dshr-org-397 55 66 Long Long NNP blog-dshr-org-397 55 67 Now now RB blog-dshr-org-397 55 68 Unbanking unbanke VBG blog-dshr-org-397 55 69 The the DT blog-dshr-org-397 55 70 Banked banked JJ blog-dshr-org-397 55 71 A a NN blog-dshr-org-397 55 72 Note Note NNP blog-dshr-org-397 55 73 On on IN blog-dshr-org-397 55 74 Blockchains Blockchains NNP blog-dshr-org-397 55 75 ► ► NNP blog-dshr-org-397 55 76     _SP blog-dshr-org-397 55 77 September September NNP blog-dshr-org-397 55 78 ( ( -LRB- blog-dshr-org-397 55 79 6 6 CD blog-dshr-org-397 55 80 ) ) -RRB- blog-dshr-org-397 55 81 ► ► NFP blog-dshr-org-397 55 82     _SP blog-dshr-org-397 55 83 August August NNP blog-dshr-org-397 55 84 ( ( -LRB- blog-dshr-org-397 55 85 5 5 CD blog-dshr-org-397 55 86 ) ) -RRB- blog-dshr-org-397 55 87 ► ► NFP blog-dshr-org-397 55 88     _SP blog-dshr-org-397 55 89 July July NNP blog-dshr-org-397 55 90 ( ( -LRB- blog-dshr-org-397 55 91 3 3 CD blog-dshr-org-397 55 92 ) ) -RRB- blog-dshr-org-397 55 93 ► ► NFP blog-dshr-org-397 55 94     _SP blog-dshr-org-397 55 95 June June NNP blog-dshr-org-397 55 96 ( ( -LRB- blog-dshr-org-397 55 97 6 6 CD blog-dshr-org-397 55 98 ) ) -RRB- blog-dshr-org-397 55 99 ► ► NFP blog-dshr-org-397 55 100     _SP blog-dshr-org-397 55 101 May May NNP blog-dshr-org-397 55 102 ( ( -LRB- blog-dshr-org-397 55 103 3 3 CD blog-dshr-org-397 55 104 ) ) -RRB- blog-dshr-org-397 55 105 ► ► NFP blog-dshr-org-397 55 106     _SP blog-dshr-org-397 55 107 April April NNP blog-dshr-org-397 55 108 ( ( -LRB- blog-dshr-org-397 55 109 5 5 CD blog-dshr-org-397 55 110 ) ) -RRB- blog-dshr-org-397 55 111 ► ► NFP blog-dshr-org-397 55 112     _SP blog-dshr-org-397 55 113 March March NNP blog-dshr-org-397 55 114 ( ( -LRB- blog-dshr-org-397 55 115 6 6 CD blog-dshr-org-397 55 116 ) ) -RRB- blog-dshr-org-397 55 117 ► ► NFP blog-dshr-org-397 55 118     _SP blog-dshr-org-397 55 119 February February NNP blog-dshr-org-397 55 120 ( ( -LRB- blog-dshr-org-397 55 121 5 5 CD blog-dshr-org-397 55 122 ) ) -RRB- blog-dshr-org-397 55 123 ► ► NFP blog-dshr-org-397 55 124     _SP blog-dshr-org-397 55 125 January January NNP blog-dshr-org-397 55 126 ( ( -LRB- blog-dshr-org-397 55 127 5 5 CD blog-dshr-org-397 55 128 ) ) -RRB- blog-dshr-org-397 55 129 ► ► CD blog-dshr-org-397 55 130     _SP blog-dshr-org-397 55 131 2019 2019 CD blog-dshr-org-397 55 132 ( ( -LRB- blog-dshr-org-397 55 133 66 66 CD blog-dshr-org-397 55 134 ) ) -RRB- blog-dshr-org-397 55 135 ► ► NFP blog-dshr-org-397 55 136     _SP blog-dshr-org-397 55 137 December December NNP blog-dshr-org-397 55 138 ( ( -LRB- blog-dshr-org-397 55 139 2 2 CD blog-dshr-org-397 55 140 ) ) -RRB- blog-dshr-org-397 55 141 ► ► NFP blog-dshr-org-397 55 142     _SP blog-dshr-org-397 55 143 November November NNP blog-dshr-org-397 55 144 ( ( -LRB- blog-dshr-org-397 55 145 4 4 CD blog-dshr-org-397 55 146 ) ) -RRB- blog-dshr-org-397 55 147 ► ► NFP blog-dshr-org-397 55 148     _SP blog-dshr-org-397 55 149 October October NNP blog-dshr-org-397 55 150 ( ( -LRB- blog-dshr-org-397 55 151 8) 8) CD blog-dshr-org-397 55 152 ► ► CD blog-dshr-org-397 55 153     _SP blog-dshr-org-397 55 154 September September NNP blog-dshr-org-397 55 155 ( ( -LRB- blog-dshr-org-397 55 156 5 5 CD blog-dshr-org-397 55 157 ) ) -RRB- blog-dshr-org-397 55 158 ► ► NFP blog-dshr-org-397 55 159     _SP blog-dshr-org-397 55 160 August August NNP blog-dshr-org-397 55 161 ( ( -LRB- blog-dshr-org-397 55 162 5 5 CD blog-dshr-org-397 55 163 ) ) -RRB- blog-dshr-org-397 55 164 ► ► NFP blog-dshr-org-397 55 165     _SP blog-dshr-org-397 55 166 July July NNP blog-dshr-org-397 55 167 ( ( -LRB- blog-dshr-org-397 55 168 7 7 CD blog-dshr-org-397 55 169 ) ) -RRB- blog-dshr-org-397 55 170 ► ► NFP blog-dshr-org-397 55 171     _SP blog-dshr-org-397 55 172 June June NNP blog-dshr-org-397 55 173 ( ( -LRB- blog-dshr-org-397 55 174 6 6 CD blog-dshr-org-397 55 175 ) ) -RRB- blog-dshr-org-397 55 176 ► ► NFP blog-dshr-org-397 55 177     _SP blog-dshr-org-397 55 178 May May NNP blog-dshr-org-397 55 179 ( ( -LRB- blog-dshr-org-397 55 180 7 7 CD blog-dshr-org-397 55 181 ) ) -RRB- blog-dshr-org-397 55 182 ► ► NFP blog-dshr-org-397 55 183     _SP blog-dshr-org-397 55 184 April April NNP blog-dshr-org-397 55 185 ( ( -LRB- blog-dshr-org-397 55 186 6 6 CD blog-dshr-org-397 55 187 ) ) -RRB- blog-dshr-org-397 55 188 ► ► NFP blog-dshr-org-397 55 189     _SP blog-dshr-org-397 55 190 March March NNP blog-dshr-org-397 55 191 ( ( -LRB- blog-dshr-org-397 55 192 7 7 CD blog-dshr-org-397 55 193 ) ) -RRB- blog-dshr-org-397 55 194 ► ► NFP blog-dshr-org-397 55 195     _SP blog-dshr-org-397 55 196 February February NNP blog-dshr-org-397 55 197 ( ( -LRB- blog-dshr-org-397 55 198 4 4 CD blog-dshr-org-397 55 199 ) ) -RRB- blog-dshr-org-397 55 200 ► ► NFP blog-dshr-org-397 55 201     _SP blog-dshr-org-397 55 202 January January NNP blog-dshr-org-397 55 203 ( ( -LRB- blog-dshr-org-397 55 204 5 5 CD blog-dshr-org-397 55 205 ) ) -RRB- blog-dshr-org-397 55 206 ► ► CD blog-dshr-org-397 55 207     _SP blog-dshr-org-397 55 208 2018 2018 CD blog-dshr-org-397 55 209 ( ( -LRB- blog-dshr-org-397 55 210 96 96 CD blog-dshr-org-397 55 211 ) ) -RRB- blog-dshr-org-397 55 212 ► ► NFP blog-dshr-org-397 55 213     _SP blog-dshr-org-397 55 214 December December NNP blog-dshr-org-397 55 215 ( ( -LRB- blog-dshr-org-397 55 216 7 7 CD blog-dshr-org-397 55 217 ) ) -RRB- blog-dshr-org-397 55 218 ► ► NFP blog-dshr-org-397 55 219     _SP blog-dshr-org-397 55 220 November November NNP blog-dshr-org-397 55 221 ( ( -LRB- blog-dshr-org-397 55 222 8) 8) CD blog-dshr-org-397 55 223 ► ► CD blog-dshr-org-397 55 224     _SP blog-dshr-org-397 55 225 October October NNP blog-dshr-org-397 55 226 ( ( -LRB- blog-dshr-org-397 55 227 10 10 CD blog-dshr-org-397 55 228 ) ) -RRB- blog-dshr-org-397 55 229 ► ► NFP blog-dshr-org-397 55 230     _SP blog-dshr-org-397 55 231 September September NNP blog-dshr-org-397 55 232 ( ( -LRB- blog-dshr-org-397 55 233 5 5 CD blog-dshr-org-397 55 234 ) ) -RRB- blog-dshr-org-397 55 235 ► ► NFP blog-dshr-org-397 55 236     _SP blog-dshr-org-397 55 237 August August NNP blog-dshr-org-397 55 238 ( ( -LRB- blog-dshr-org-397 55 239 8) 8) CD blog-dshr-org-397 55 240 ► ► CD blog-dshr-org-397 55 241     _SP blog-dshr-org-397 55 242 July July NNP blog-dshr-org-397 55 243 ( ( -LRB- blog-dshr-org-397 55 244 5 5 CD blog-dshr-org-397 55 245 ) ) -RRB- blog-dshr-org-397 55 246 ► ► NFP blog-dshr-org-397 55 247     _SP blog-dshr-org-397 55 248 June June NNP blog-dshr-org-397 55 249 ( ( -LRB- blog-dshr-org-397 55 250 7 7 CD blog-dshr-org-397 55 251 ) ) -RRB- blog-dshr-org-397 55 252 ► ► NFP blog-dshr-org-397 55 253     _SP blog-dshr-org-397 55 254 May May NNP blog-dshr-org-397 55 255 ( ( -LRB- blog-dshr-org-397 55 256 10 10 CD blog-dshr-org-397 55 257 ) ) -RRB- blog-dshr-org-397 55 258 ► ► NFP blog-dshr-org-397 55 259     _SP blog-dshr-org-397 55 260 April April NNP blog-dshr-org-397 55 261 ( ( -LRB- blog-dshr-org-397 55 262 8) 8) CD blog-dshr-org-397 55 263 ► ► CD blog-dshr-org-397 55 264     _SP blog-dshr-org-397 55 265 March March NNP blog-dshr-org-397 55 266 ( ( -LRB- blog-dshr-org-397 55 267 9 9 CD blog-dshr-org-397 55 268 ) ) -RRB- blog-dshr-org-397 55 269 ► ► NFP blog-dshr-org-397 55 270     _SP blog-dshr-org-397 55 271 February February NNP blog-dshr-org-397 55 272 ( ( -LRB- blog-dshr-org-397 55 273 9 9 CD blog-dshr-org-397 55 274 ) ) -RRB- blog-dshr-org-397 55 275 ► ► NFP blog-dshr-org-397 55 276     _SP blog-dshr-org-397 55 277 January January NNP blog-dshr-org-397 55 278 ( ( -LRB- blog-dshr-org-397 55 279 10 10 CD blog-dshr-org-397 55 280 ) ) -RRB- blog-dshr-org-397 55 281 ► ► NFP blog-dshr-org-397 55 282     _SP blog-dshr-org-397 55 283 2017 2017 CD blog-dshr-org-397 55 284 ( ( -LRB- blog-dshr-org-397 55 285 82 82 CD blog-dshr-org-397 55 286 ) ) -RRB- blog-dshr-org-397 55 287 ► ► NFP blog-dshr-org-397 55 288     _SP blog-dshr-org-397 55 289 December December NNP blog-dshr-org-397 55 290 ( ( -LRB- blog-dshr-org-397 55 291 6 6 CD blog-dshr-org-397 55 292 ) ) -RRB- blog-dshr-org-397 55 293 ► ► NFP blog-dshr-org-397 55 294     _SP blog-dshr-org-397 55 295 November November NNP blog-dshr-org-397 55 296 ( ( -LRB- blog-dshr-org-397 55 297 6 6 CD blog-dshr-org-397 55 298 ) ) -RRB- blog-dshr-org-397 55 299 ► ► NFP blog-dshr-org-397 55 300     _SP blog-dshr-org-397 55 301 October October NNP blog-dshr-org-397 55 302 ( ( -LRB- blog-dshr-org-397 55 303 8) 8) CD blog-dshr-org-397 55 304 ► ► CD blog-dshr-org-397 55 305     _SP blog-dshr-org-397 55 306 September September NNP blog-dshr-org-397 55 307 ( ( -LRB- blog-dshr-org-397 55 308 6 6 CD blog-dshr-org-397 55 309 ) ) -RRB- blog-dshr-org-397 55 310 ► ► NFP blog-dshr-org-397 55 311     _SP blog-dshr-org-397 55 312 August August NNP blog-dshr-org-397 55 313 ( ( -LRB- blog-dshr-org-397 55 314 7 7 CD blog-dshr-org-397 55 315 ) ) -RRB- blog-dshr-org-397 55 316 ► ► NFP blog-dshr-org-397 55 317     _SP blog-dshr-org-397 55 318 July July NNP blog-dshr-org-397 55 319 ( ( -LRB- blog-dshr-org-397 55 320 5 5 CD blog-dshr-org-397 55 321 ) ) -RRB- blog-dshr-org-397 55 322 ► ► NFP blog-dshr-org-397 55 323     _SP blog-dshr-org-397 55 324 June June NNP blog-dshr-org-397 55 325 ( ( -LRB- blog-dshr-org-397 55 326 7 7 CD blog-dshr-org-397 55 327 ) ) -RRB- blog-dshr-org-397 55 328 ► ► NFP blog-dshr-org-397 55 329     _SP blog-dshr-org-397 55 330 May May NNP blog-dshr-org-397 55 331 ( ( -LRB- blog-dshr-org-397 55 332 6 6 CD blog-dshr-org-397 55 333 ) ) -RRB- blog-dshr-org-397 55 334 ► ► NFP blog-dshr-org-397 55 335     _SP blog-dshr-org-397 55 336 April April NNP blog-dshr-org-397 55 337 ( ( -LRB- blog-dshr-org-397 55 338 7 7 CD blog-dshr-org-397 55 339 ) ) -RRB- blog-dshr-org-397 55 340 ► ► NFP blog-dshr-org-397 55 341     _SP blog-dshr-org-397 55 342 March March NNP blog-dshr-org-397 55 343 ( ( -LRB- blog-dshr-org-397 55 344 11 11 CD blog-dshr-org-397 55 345 ) ) -RRB- blog-dshr-org-397 55 346 ► ► NFP blog-dshr-org-397 55 347     _SP blog-dshr-org-397 55 348 February February NNP blog-dshr-org-397 55 349 ( ( -LRB- blog-dshr-org-397 55 350 5 5 CD blog-dshr-org-397 55 351 ) ) -RRB- blog-dshr-org-397 55 352 ► ► NFP blog-dshr-org-397 55 353     _SP blog-dshr-org-397 55 354 January January NNP blog-dshr-org-397 55 355 ( ( -LRB- blog-dshr-org-397 55 356 8) 8) CD blog-dshr-org-397 55 357 ► ► CD blog-dshr-org-397 55 358     _SP blog-dshr-org-397 55 359 2016 2016 CD blog-dshr-org-397 55 360 ( ( -LRB- blog-dshr-org-397 55 361 89 89 CD blog-dshr-org-397 55 362 ) ) -RRB- blog-dshr-org-397 55 363 ► ► NFP blog-dshr-org-397 55 364     _SP blog-dshr-org-397 55 365 December December NNP blog-dshr-org-397 55 366 ( ( -LRB- blog-dshr-org-397 55 367 4 4 CD blog-dshr-org-397 55 368 ) ) -RRB- blog-dshr-org-397 55 369 ► ► NFP blog-dshr-org-397 55 370     _SP blog-dshr-org-397 55 371 November November NNP blog-dshr-org-397 55 372 ( ( -LRB- blog-dshr-org-397 55 373 8) 8) CD blog-dshr-org-397 55 374 ► ► CD blog-dshr-org-397 55 375     _SP blog-dshr-org-397 55 376 October October NNP blog-dshr-org-397 55 377 ( ( -LRB- blog-dshr-org-397 55 378 10 10 CD blog-dshr-org-397 55 379 ) ) -RRB- blog-dshr-org-397 55 380 ► ► NFP blog-dshr-org-397 55 381     _SP blog-dshr-org-397 55 382 September September NNP blog-dshr-org-397 55 383 ( ( -LRB- blog-dshr-org-397 55 384 8) 8) CD blog-dshr-org-397 55 385 ► ► CD blog-dshr-org-397 55 386     _SP blog-dshr-org-397 55 387 August August NNP blog-dshr-org-397 55 388 ( ( -LRB- blog-dshr-org-397 55 389 8) 8) CD blog-dshr-org-397 55 390 ► ► CD blog-dshr-org-397 55 391     _SP blog-dshr-org-397 55 392 July July NNP blog-dshr-org-397 55 393 ( ( -LRB- blog-dshr-org-397 55 394 7 7 CD blog-dshr-org-397 55 395 ) ) -RRB- blog-dshr-org-397 55 396 ► ► NFP blog-dshr-org-397 55 397     _SP blog-dshr-org-397 55 398 June June NNP blog-dshr-org-397 55 399 ( ( -LRB- blog-dshr-org-397 55 400 8) 8) CD blog-dshr-org-397 55 401 ► ► CD blog-dshr-org-397 55 402     _SP blog-dshr-org-397 55 403 May May NNP blog-dshr-org-397 55 404 ( ( -LRB- blog-dshr-org-397 55 405 7 7 CD blog-dshr-org-397 55 406 ) ) -RRB- blog-dshr-org-397 55 407 ► ► NFP blog-dshr-org-397 55 408     _SP blog-dshr-org-397 55 409 April April NNP blog-dshr-org-397 55 410 ( ( -LRB- blog-dshr-org-397 55 411 5 5 CD blog-dshr-org-397 55 412 ) ) -RRB- blog-dshr-org-397 55 413 ► ► NFP blog-dshr-org-397 55 414     _SP blog-dshr-org-397 55 415 March March NNP blog-dshr-org-397 55 416 ( ( -LRB- blog-dshr-org-397 55 417 10 10 CD blog-dshr-org-397 55 418 ) ) -RRB- blog-dshr-org-397 55 419 ► ► NFP blog-dshr-org-397 55 420     _SP blog-dshr-org-397 55 421 February February NNP blog-dshr-org-397 55 422 ( ( -LRB- blog-dshr-org-397 55 423 7 7 CD blog-dshr-org-397 55 424 ) ) -RRB- blog-dshr-org-397 55 425 ► ► NFP blog-dshr-org-397 55 426     _SP blog-dshr-org-397 55 427 January January NNP blog-dshr-org-397 55 428 ( ( -LRB- blog-dshr-org-397 55 429 7 7 CD blog-dshr-org-397 55 430 ) ) -RRB- blog-dshr-org-397 55 431 ► ► NFP blog-dshr-org-397 55 432     _SP blog-dshr-org-397 55 433 2015 2015 CD blog-dshr-org-397 55 434 ( ( -LRB- blog-dshr-org-397 55 435 75 75 CD blog-dshr-org-397 55 436 ) ) -RRB- blog-dshr-org-397 55 437 ► ► NFP blog-dshr-org-397 55 438     _SP blog-dshr-org-397 55 439 December December NNP blog-dshr-org-397 55 440 ( ( -LRB- blog-dshr-org-397 55 441 7 7 CD blog-dshr-org-397 55 442 ) ) -RRB- blog-dshr-org-397 55 443 ► ► NFP blog-dshr-org-397 55 444     _SP blog-dshr-org-397 55 445 November November NNP blog-dshr-org-397 55 446 ( ( -LRB- blog-dshr-org-397 55 447 5 5 CD blog-dshr-org-397 55 448 ) ) -RRB- blog-dshr-org-397 55 449 ► ► NFP blog-dshr-org-397 55 450     _SP blog-dshr-org-397 55 451 October October NNP blog-dshr-org-397 55 452 ( ( -LRB- blog-dshr-org-397 55 453 11 11 CD blog-dshr-org-397 55 454 ) ) -RRB- blog-dshr-org-397 55 455 ► ► NFP blog-dshr-org-397 55 456     _SP blog-dshr-org-397 55 457 September September NNP blog-dshr-org-397 55 458 ( ( -LRB- blog-dshr-org-397 55 459 5 5 CD blog-dshr-org-397 55 460 ) ) -RRB- blog-dshr-org-397 55 461 ► ► NFP blog-dshr-org-397 55 462     _SP blog-dshr-org-397 55 463 August August NNP blog-dshr-org-397 55 464 ( ( -LRB- blog-dshr-org-397 55 465 3 3 CD blog-dshr-org-397 55 466 ) ) -RRB- blog-dshr-org-397 55 467 ► ► NFP blog-dshr-org-397 55 468     _SP blog-dshr-org-397 55 469 July July NNP blog-dshr-org-397 55 470 ( ( -LRB- blog-dshr-org-397 55 471 3 3 CD blog-dshr-org-397 55 472 ) ) -RRB- blog-dshr-org-397 55 473 ► ► NFP blog-dshr-org-397 55 474     _SP blog-dshr-org-397 55 475 June June NNP blog-dshr-org-397 55 476 ( ( -LRB- blog-dshr-org-397 55 477 8) 8) CD blog-dshr-org-397 55 478 ► ► CD blog-dshr-org-397 55 479     _SP blog-dshr-org-397 55 480 May May NNP blog-dshr-org-397 55 481 ( ( -LRB- blog-dshr-org-397 55 482 10 10 CD blog-dshr-org-397 55 483 ) ) -RRB- blog-dshr-org-397 55 484 ► ► NFP blog-dshr-org-397 55 485     _SP blog-dshr-org-397 55 486 April April NNP blog-dshr-org-397 55 487 ( ( -LRB- blog-dshr-org-397 55 488 6 6 CD blog-dshr-org-397 55 489 ) ) -RRB- blog-dshr-org-397 55 490 ► ► NFP blog-dshr-org-397 55 491     _SP blog-dshr-org-397 55 492 March March NNP blog-dshr-org-397 55 493 ( ( -LRB- blog-dshr-org-397 55 494 6 6 CD blog-dshr-org-397 55 495 ) ) -RRB- blog-dshr-org-397 55 496 ► ► NFP blog-dshr-org-397 55 497     _SP blog-dshr-org-397 55 498 February February NNP blog-dshr-org-397 55 499 ( ( -LRB- blog-dshr-org-397 55 500 7 7 CD blog-dshr-org-397 55 501 ) ) -RRB- blog-dshr-org-397 55 502 ► ► NFP blog-dshr-org-397 55 503     _SP blog-dshr-org-397 55 504 January January NNP blog-dshr-org-397 55 505 ( ( -LRB- blog-dshr-org-397 55 506 4 4 CD blog-dshr-org-397 55 507 ) ) -RRB- blog-dshr-org-397 55 508 ► ► CD blog-dshr-org-397 55 509     _SP blog-dshr-org-397 55 510 2014 2014 CD blog-dshr-org-397 55 511 ( ( -LRB- blog-dshr-org-397 55 512 68 68 CD blog-dshr-org-397 55 513 ) ) -RRB- blog-dshr-org-397 55 514 ► ► NFP blog-dshr-org-397 55 515     _SP blog-dshr-org-397 55 516 December December NNP blog-dshr-org-397 55 517 ( ( -LRB- blog-dshr-org-397 55 518 7 7 CD blog-dshr-org-397 55 519 ) ) -RRB- blog-dshr-org-397 55 520 ► ► NFP blog-dshr-org-397 55 521     _SP blog-dshr-org-397 55 522 November November NNP blog-dshr-org-397 55 523 ( ( -LRB- blog-dshr-org-397 55 524 8) 8) CD blog-dshr-org-397 55 525 ► ► CD blog-dshr-org-397 55 526     _SP blog-dshr-org-397 55 527 October October NNP blog-dshr-org-397 55 528 ( ( -LRB- blog-dshr-org-397 55 529 6 6 CD blog-dshr-org-397 55 530 ) ) -RRB- blog-dshr-org-397 55 531 ► ► NFP blog-dshr-org-397 55 532     _SP blog-dshr-org-397 55 533 September September NNP blog-dshr-org-397 55 534 ( ( -LRB- blog-dshr-org-397 55 535 8) 8) CD blog-dshr-org-397 55 536 ► ► CD blog-dshr-org-397 55 537     _SP blog-dshr-org-397 55 538 August August NNP blog-dshr-org-397 55 539 ( ( -LRB- blog-dshr-org-397 55 540 7 7 CD blog-dshr-org-397 55 541 ) ) -RRB- blog-dshr-org-397 55 542 ► ► NFP blog-dshr-org-397 55 543     _SP blog-dshr-org-397 55 544 July July NNP blog-dshr-org-397 55 545 ( ( -LRB- blog-dshr-org-397 55 546 3 3 CD blog-dshr-org-397 55 547 ) ) -RRB- blog-dshr-org-397 55 548 ► ► NFP blog-dshr-org-397 55 549     _SP blog-dshr-org-397 55 550 June June NNP blog-dshr-org-397 55 551 ( ( -LRB- blog-dshr-org-397 55 552 5 5 CD blog-dshr-org-397 55 553 ) ) -RRB- blog-dshr-org-397 55 554 ► ► NFP blog-dshr-org-397 55 555     _SP blog-dshr-org-397 55 556 May May NNP blog-dshr-org-397 55 557 ( ( -LRB- blog-dshr-org-397 55 558 6 6 CD blog-dshr-org-397 55 559 ) ) -RRB- blog-dshr-org-397 55 560 ► ► NFP blog-dshr-org-397 55 561     _SP blog-dshr-org-397 55 562 April April NNP blog-dshr-org-397 55 563 ( ( -LRB- blog-dshr-org-397 55 564 5 5 CD blog-dshr-org-397 55 565 ) ) -RRB- blog-dshr-org-397 55 566 ► ► NFP blog-dshr-org-397 55 567     _SP blog-dshr-org-397 55 568 March March NNP blog-dshr-org-397 55 569 ( ( -LRB- blog-dshr-org-397 55 570 6 6 CD blog-dshr-org-397 55 571 ) ) -RRB- blog-dshr-org-397 55 572 ► ► NFP blog-dshr-org-397 55 573     _SP blog-dshr-org-397 55 574 February February NNP blog-dshr-org-397 55 575 ( ( -LRB- blog-dshr-org-397 55 576 2 2 CD blog-dshr-org-397 55 577 ) ) -RRB- blog-dshr-org-397 55 578 ► ► NFP blog-dshr-org-397 55 579     _SP blog-dshr-org-397 55 580 January January NNP blog-dshr-org-397 55 581 ( ( -LRB- blog-dshr-org-397 55 582 5 5 CD blog-dshr-org-397 55 583 ) ) -RRB- blog-dshr-org-397 55 584 ► ► CD blog-dshr-org-397 55 585     _SP blog-dshr-org-397 55 586 2013 2013 CD blog-dshr-org-397 55 587 ( ( -LRB- blog-dshr-org-397 55 588 67 67 CD blog-dshr-org-397 55 589 ) ) -RRB- blog-dshr-org-397 55 590 ► ► NFP blog-dshr-org-397 55 591     _SP blog-dshr-org-397 55 592 December December NNP blog-dshr-org-397 55 593 ( ( -LRB- blog-dshr-org-397 55 594 3 3 CD blog-dshr-org-397 55 595 ) ) -RRB- blog-dshr-org-397 55 596 ► ► NFP blog-dshr-org-397 55 597     _SP blog-dshr-org-397 55 598 November November NNP blog-dshr-org-397 55 599 ( ( -LRB- blog-dshr-org-397 55 600 6 6 CD blog-dshr-org-397 55 601 ) ) -RRB- blog-dshr-org-397 55 602 ► ► NFP blog-dshr-org-397 55 603     _SP blog-dshr-org-397 55 604 October October NNP blog-dshr-org-397 55 605 ( ( -LRB- blog-dshr-org-397 55 606 7 7 CD blog-dshr-org-397 55 607 ) ) -RRB- blog-dshr-org-397 55 608 ► ► NFP blog-dshr-org-397 55 609     _SP blog-dshr-org-397 55 610 September September NNP blog-dshr-org-397 55 611 ( ( -LRB- blog-dshr-org-397 55 612 6 6 CD blog-dshr-org-397 55 613 ) ) -RRB- blog-dshr-org-397 55 614 ► ► NFP blog-dshr-org-397 55 615     _SP blog-dshr-org-397 55 616 August August NNP blog-dshr-org-397 55 617 ( ( -LRB- blog-dshr-org-397 55 618 3 3 CD blog-dshr-org-397 55 619 ) ) -RRB- blog-dshr-org-397 55 620 ► ► NFP blog-dshr-org-397 55 621     _SP blog-dshr-org-397 55 622 July July NNP blog-dshr-org-397 55 623 ( ( -LRB- blog-dshr-org-397 55 624 5 5 CD blog-dshr-org-397 55 625 ) ) -RRB- blog-dshr-org-397 55 626 ► ► NFP blog-dshr-org-397 55 627     _SP blog-dshr-org-397 55 628 June June NNP blog-dshr-org-397 55 629 ( ( -LRB- blog-dshr-org-397 55 630 6 6 CD blog-dshr-org-397 55 631 ) ) -RRB- blog-dshr-org-397 55 632 ► ► NFP blog-dshr-org-397 55 633     _SP blog-dshr-org-397 55 634 May May NNP blog-dshr-org-397 55 635 ( ( -LRB- blog-dshr-org-397 55 636 5 5 CD blog-dshr-org-397 55 637 ) ) -RRB- blog-dshr-org-397 55 638 ► ► NFP blog-dshr-org-397 55 639     _SP blog-dshr-org-397 55 640 April April NNP blog-dshr-org-397 55 641 ( ( -LRB- blog-dshr-org-397 55 642 9 9 CD blog-dshr-org-397 55 643 ) ) -RRB- blog-dshr-org-397 55 644 ► ► NFP blog-dshr-org-397 55 645     _SP blog-dshr-org-397 55 646 March March NNP blog-dshr-org-397 55 647 ( ( -LRB- blog-dshr-org-397 55 648 5 5 CD blog-dshr-org-397 55 649 ) ) -RRB- blog-dshr-org-397 55 650 ► ► NFP blog-dshr-org-397 55 651     _SP blog-dshr-org-397 55 652 February February NNP blog-dshr-org-397 55 653 ( ( -LRB- blog-dshr-org-397 55 654 5 5 CD blog-dshr-org-397 55 655 ) ) -RRB- blog-dshr-org-397 55 656 ► ► NFP blog-dshr-org-397 55 657     _SP blog-dshr-org-397 55 658 January January NNP blog-dshr-org-397 55 659 ( ( -LRB- blog-dshr-org-397 55 660 7 7 CD blog-dshr-org-397 55 661 ) ) -RRB- blog-dshr-org-397 55 662 ► ► CD blog-dshr-org-397 55 663     _SP blog-dshr-org-397 55 664 2012 2012 CD blog-dshr-org-397 55 665 ( ( -LRB- blog-dshr-org-397 55 666 43 43 CD blog-dshr-org-397 55 667 ) ) -RRB- blog-dshr-org-397 55 668 ► ► NFP blog-dshr-org-397 55 669     _SP blog-dshr-org-397 55 670 December December NNP blog-dshr-org-397 55 671 ( ( -LRB- blog-dshr-org-397 55 672 4 4 CD blog-dshr-org-397 55 673 ) ) -RRB- blog-dshr-org-397 55 674 ► ► NFP blog-dshr-org-397 55 675     _SP blog-dshr-org-397 55 676 November November NNP blog-dshr-org-397 55 677 ( ( -LRB- blog-dshr-org-397 55 678 4 4 CD blog-dshr-org-397 55 679 ) ) -RRB- blog-dshr-org-397 55 680 ► ► NFP blog-dshr-org-397 55 681     _SP blog-dshr-org-397 55 682 October October NNP blog-dshr-org-397 55 683 ( ( -LRB- blog-dshr-org-397 55 684 6 6 CD blog-dshr-org-397 55 685 ) ) -RRB- blog-dshr-org-397 55 686 ► ► NFP blog-dshr-org-397 55 687     _SP blog-dshr-org-397 55 688 September September NNP blog-dshr-org-397 55 689 ( ( -LRB- blog-dshr-org-397 55 690 6 6 CD blog-dshr-org-397 55 691 ) ) -RRB- blog-dshr-org-397 55 692 ► ► NFP blog-dshr-org-397 55 693     _SP blog-dshr-org-397 55 694 August August NNP blog-dshr-org-397 55 695 ( ( -LRB- blog-dshr-org-397 55 696 2 2 CD blog-dshr-org-397 55 697 ) ) -RRB- blog-dshr-org-397 55 698 ► ► NFP blog-dshr-org-397 55 699     _SP blog-dshr-org-397 55 700 July July NNP blog-dshr-org-397 55 701 ( ( -LRB- blog-dshr-org-397 55 702 5 5 CD blog-dshr-org-397 55 703 ) ) -RRB- blog-dshr-org-397 55 704 ► ► NFP blog-dshr-org-397 55 705     _SP blog-dshr-org-397 55 706 June June NNP blog-dshr-org-397 55 707 ( ( -LRB- blog-dshr-org-397 55 708 2 2 CD blog-dshr-org-397 55 709 ) ) -RRB- blog-dshr-org-397 55 710 ► ► NFP blog-dshr-org-397 55 711     _SP blog-dshr-org-397 55 712 May May NNP blog-dshr-org-397 55 713 ( ( -LRB- blog-dshr-org-397 55 714 5 5 CD blog-dshr-org-397 55 715 ) ) -RRB- blog-dshr-org-397 55 716 ► ► NFP blog-dshr-org-397 55 717     _SP blog-dshr-org-397 55 718 March March NNP blog-dshr-org-397 55 719 ( ( -LRB- blog-dshr-org-397 55 720 1 1 CD blog-dshr-org-397 55 721 ) ) -RRB- blog-dshr-org-397 55 722 ► ► NFP blog-dshr-org-397 55 723     _SP blog-dshr-org-397 55 724 February February NNP blog-dshr-org-397 55 725 ( ( -LRB- blog-dshr-org-397 55 726 5 5 CD blog-dshr-org-397 55 727 ) ) -RRB- blog-dshr-org-397 55 728 ► ► NFP blog-dshr-org-397 55 729     _SP blog-dshr-org-397 55 730 January January NNP blog-dshr-org-397 55 731 ( ( -LRB- blog-dshr-org-397 55 732 3 3 CD blog-dshr-org-397 55 733 ) ) -RRB- blog-dshr-org-397 55 734 ► ► CD blog-dshr-org-397 55 735     _SP blog-dshr-org-397 55 736 2011 2011 CD blog-dshr-org-397 55 737 ( ( -LRB- blog-dshr-org-397 55 738 40 40 CD blog-dshr-org-397 55 739 ) ) -RRB- blog-dshr-org-397 55 740 ► ► NFP blog-dshr-org-397 55 741     _SP blog-dshr-org-397 55 742 December December NNP blog-dshr-org-397 55 743 ( ( -LRB- blog-dshr-org-397 55 744 2 2 CD blog-dshr-org-397 55 745 ) ) -RRB- blog-dshr-org-397 55 746 ► ► NFP blog-dshr-org-397 55 747     _SP blog-dshr-org-397 55 748 November November NNP blog-dshr-org-397 55 749 ( ( -LRB- blog-dshr-org-397 55 750 1 1 CD blog-dshr-org-397 55 751 ) ) -RRB- blog-dshr-org-397 55 752 ► ► NFP blog-dshr-org-397 55 753     _SP blog-dshr-org-397 55 754 October October NNP blog-dshr-org-397 55 755 ( ( -LRB- blog-dshr-org-397 55 756 7 7 CD blog-dshr-org-397 55 757 ) ) -RRB- blog-dshr-org-397 55 758 ► ► NFP blog-dshr-org-397 55 759     _SP blog-dshr-org-397 55 760 September September NNP blog-dshr-org-397 55 761 ( ( -LRB- blog-dshr-org-397 55 762 3 3 CD blog-dshr-org-397 55 763 ) ) -RRB- blog-dshr-org-397 55 764 ► ► NFP blog-dshr-org-397 55 765     _SP blog-dshr-org-397 55 766 August August NNP blog-dshr-org-397 55 767 ( ( -LRB- blog-dshr-org-397 55 768 5 5 CD blog-dshr-org-397 55 769 ) ) -RRB- blog-dshr-org-397 55 770 ► ► NFP blog-dshr-org-397 55 771     _SP blog-dshr-org-397 55 772 July July NNP blog-dshr-org-397 55 773 ( ( -LRB- blog-dshr-org-397 55 774 2 2 CD blog-dshr-org-397 55 775 ) ) -RRB- blog-dshr-org-397 55 776 ► ► NFP blog-dshr-org-397 55 777     _SP blog-dshr-org-397 55 778 June June NNP blog-dshr-org-397 55 779 ( ( -LRB- blog-dshr-org-397 55 780 2 2 CD blog-dshr-org-397 55 781 ) ) -RRB- blog-dshr-org-397 55 782 ► ► NFP blog-dshr-org-397 55 783     _SP blog-dshr-org-397 55 784 May May NNP blog-dshr-org-397 55 785 ( ( -LRB- blog-dshr-org-397 55 786 2 2 CD blog-dshr-org-397 55 787 ) ) -RRB- blog-dshr-org-397 55 788 ► ► NFP blog-dshr-org-397 55 789     _SP blog-dshr-org-397 55 790 April April NNP blog-dshr-org-397 55 791 ( ( -LRB- blog-dshr-org-397 55 792 4 4 CD blog-dshr-org-397 55 793 ) ) -RRB- blog-dshr-org-397 55 794 ► ► NFP blog-dshr-org-397 55 795     _SP blog-dshr-org-397 55 796 March March NNP blog-dshr-org-397 55 797 ( ( -LRB- blog-dshr-org-397 55 798 4 4 CD blog-dshr-org-397 55 799 ) ) -RRB- blog-dshr-org-397 55 800 ► ► NFP blog-dshr-org-397 55 801     _SP blog-dshr-org-397 55 802 February February NNP blog-dshr-org-397 55 803 ( ( -LRB- blog-dshr-org-397 55 804 4 4 CD blog-dshr-org-397 55 805 ) ) -RRB- blog-dshr-org-397 55 806 ► ► NFP blog-dshr-org-397 55 807     _SP blog-dshr-org-397 55 808 January January NNP blog-dshr-org-397 55 809 ( ( -LRB- blog-dshr-org-397 55 810 4 4 CD blog-dshr-org-397 55 811 ) ) -RRB- blog-dshr-org-397 55 812 ► ► CD blog-dshr-org-397 55 813     _SP blog-dshr-org-397 55 814 2010 2010 CD blog-dshr-org-397 55 815 ( ( -LRB- blog-dshr-org-397 55 816 17 17 CD blog-dshr-org-397 55 817 ) ) -RRB- blog-dshr-org-397 55 818 ► ► NFP blog-dshr-org-397 55 819     _SP blog-dshr-org-397 55 820 December December NNP blog-dshr-org-397 55 821 ( ( -LRB- blog-dshr-org-397 55 822 5 5 CD blog-dshr-org-397 55 823 ) ) -RRB- blog-dshr-org-397 55 824 ► ► NFP blog-dshr-org-397 55 825     _SP blog-dshr-org-397 55 826 November November NNP blog-dshr-org-397 55 827 ( ( -LRB- blog-dshr-org-397 55 828 3 3 CD blog-dshr-org-397 55 829 ) ) -RRB- blog-dshr-org-397 55 830 ► ► NFP blog-dshr-org-397 55 831     _SP blog-dshr-org-397 55 832 October October NNP blog-dshr-org-397 55 833 ( ( -LRB- blog-dshr-org-397 55 834 4 4 CD blog-dshr-org-397 55 835 ) ) -RRB- blog-dshr-org-397 55 836 ► ► NFP blog-dshr-org-397 55 837     _SP blog-dshr-org-397 55 838 September September NNP blog-dshr-org-397 55 839 ( ( -LRB- blog-dshr-org-397 55 840 2 2 CD blog-dshr-org-397 55 841 ) ) -RRB- blog-dshr-org-397 55 842 ► ► NFP blog-dshr-org-397 55 843     _SP blog-dshr-org-397 55 844 July July NNP blog-dshr-org-397 55 845 ( ( -LRB- blog-dshr-org-397 55 846 1 1 CD blog-dshr-org-397 55 847 ) ) -RRB- blog-dshr-org-397 55 848 ► ► NFP blog-dshr-org-397 55 849     _SP blog-dshr-org-397 55 850 June June NNP blog-dshr-org-397 55 851 ( ( -LRB- blog-dshr-org-397 55 852 1 1 CD blog-dshr-org-397 55 853 ) ) -RRB- blog-dshr-org-397 55 854 ► ► NFP blog-dshr-org-397 55 855     _SP blog-dshr-org-397 55 856 February February NNP blog-dshr-org-397 55 857 ( ( -LRB- blog-dshr-org-397 55 858 1 1 CD blog-dshr-org-397 55 859 ) ) -RRB- blog-dshr-org-397 55 860 ► ► NFP blog-dshr-org-397 55 861     _SP blog-dshr-org-397 55 862 2009 2009 CD blog-dshr-org-397 55 863 ( ( -LRB- blog-dshr-org-397 55 864 8) 8) CD blog-dshr-org-397 55 865 ► ► CD blog-dshr-org-397 55 866     _SP blog-dshr-org-397 55 867 July July NNP blog-dshr-org-397 55 868 ( ( -LRB- blog-dshr-org-397 55 869 1 1 CD blog-dshr-org-397 55 870 ) ) -RRB- blog-dshr-org-397 55 871 ► ► NFP blog-dshr-org-397 55 872     _SP blog-dshr-org-397 55 873 June June NNP blog-dshr-org-397 55 874 ( ( -LRB- blog-dshr-org-397 55 875 1 1 CD blog-dshr-org-397 55 876 ) ) -RRB- blog-dshr-org-397 55 877 ► ► NFP blog-dshr-org-397 55 878     _SP blog-dshr-org-397 55 879 May May NNP blog-dshr-org-397 55 880 ( ( -LRB- blog-dshr-org-397 55 881 1 1 CD blog-dshr-org-397 55 882 ) ) -RRB- blog-dshr-org-397 55 883 ► ► NFP blog-dshr-org-397 55 884     _SP blog-dshr-org-397 55 885 April April NNP blog-dshr-org-397 55 886 ( ( -LRB- blog-dshr-org-397 55 887 1 1 CD blog-dshr-org-397 55 888 ) ) -RRB- blog-dshr-org-397 55 889 ► ► NFP blog-dshr-org-397 55 890     _SP blog-dshr-org-397 55 891 March March NNP blog-dshr-org-397 55 892 ( ( -LRB- blog-dshr-org-397 55 893 2 2 CD blog-dshr-org-397 55 894 ) ) -RRB- blog-dshr-org-397 55 895 ► ► NFP blog-dshr-org-397 55 896     _SP blog-dshr-org-397 55 897 January January NNP blog-dshr-org-397 55 898 ( ( -LRB- blog-dshr-org-397 55 899 2 2 CD blog-dshr-org-397 55 900 ) ) -RRB- blog-dshr-org-397 55 901 ► ► NFP blog-dshr-org-397 55 902     _SP blog-dshr-org-397 55 903 2008 2008 CD blog-dshr-org-397 55 904 ( ( -LRB- blog-dshr-org-397 55 905 8) 8) CD blog-dshr-org-397 55 906 ► ► CD blog-dshr-org-397 55 907     _SP blog-dshr-org-397 55 908 December December NNP blog-dshr-org-397 55 909 ( ( -LRB- blog-dshr-org-397 55 910 2 2 CD blog-dshr-org-397 55 911 ) ) -RRB- blog-dshr-org-397 55 912 ► ► NFP blog-dshr-org-397 55 913     _SP blog-dshr-org-397 55 914 March March NNP blog-dshr-org-397 55 915 ( ( -LRB- blog-dshr-org-397 55 916 1 1 CD blog-dshr-org-397 55 917 ) ) -RRB- blog-dshr-org-397 55 918 ► ► NFP blog-dshr-org-397 55 919     _SP blog-dshr-org-397 55 920 January January NNP blog-dshr-org-397 55 921 ( ( -LRB- blog-dshr-org-397 55 922 5 5 CD blog-dshr-org-397 55 923 ) ) -RRB- blog-dshr-org-397 55 924 ► ► CD blog-dshr-org-397 55 925     _SP blog-dshr-org-397 55 926 2007 2007 CD blog-dshr-org-397 55 927 ( ( -LRB- blog-dshr-org-397 55 928 14 14 CD blog-dshr-org-397 55 929 ) ) -RRB- blog-dshr-org-397 55 930 ► ► NFP blog-dshr-org-397 55 931     _SP blog-dshr-org-397 55 932 December December NNP blog-dshr-org-397 55 933 ( ( -LRB- blog-dshr-org-397 55 934 1 1 CD blog-dshr-org-397 55 935 ) ) -RRB- blog-dshr-org-397 55 936 ► ► NFP blog-dshr-org-397 55 937     _SP blog-dshr-org-397 55 938 October October NNP blog-dshr-org-397 55 939 ( ( -LRB- blog-dshr-org-397 55 940 3 3 CD blog-dshr-org-397 55 941 ) ) -RRB- blog-dshr-org-397 55 942 ► ► NFP blog-dshr-org-397 55 943     _SP blog-dshr-org-397 55 944 September September NNP blog-dshr-org-397 55 945 ( ( -LRB- blog-dshr-org-397 55 946 1 1 CD blog-dshr-org-397 55 947 ) ) -RRB- blog-dshr-org-397 55 948 ► ► NFP blog-dshr-org-397 55 949     _SP blog-dshr-org-397 55 950 August August NNP blog-dshr-org-397 55 951 ( ( -LRB- blog-dshr-org-397 55 952 1 1 CD blog-dshr-org-397 55 953 ) ) -RRB- blog-dshr-org-397 55 954 ► ► NFP blog-dshr-org-397 55 955     _SP blog-dshr-org-397 55 956 July July NNP blog-dshr-org-397 55 957 ( ( -LRB- blog-dshr-org-397 55 958 2 2 CD blog-dshr-org-397 55 959 ) ) -RRB- blog-dshr-org-397 55 960 ► ► NFP blog-dshr-org-397 55 961     _SP blog-dshr-org-397 55 962 June June NNP blog-dshr-org-397 55 963 ( ( -LRB- blog-dshr-org-397 55 964 3 3 CD blog-dshr-org-397 55 965 ) ) -RRB- blog-dshr-org-397 55 966 ► ► NFP blog-dshr-org-397 55 967     _SP blog-dshr-org-397 55 968 May May NNP blog-dshr-org-397 55 969 ( ( -LRB- blog-dshr-org-397 55 970 1 1 CD blog-dshr-org-397 55 971 ) ) -RRB- blog-dshr-org-397 55 972 ► ► NFP blog-dshr-org-397 55 973     _SP blog-dshr-org-397 55 974 April April NNP blog-dshr-org-397 55 975 ( ( -LRB- blog-dshr-org-397 55 976 2 2 LS blog-dshr-org-397 55 977 ) ) -RRB- blog-dshr-org-397 55 978 LOCKSS LOCKSS NNP blog-dshr-org-397 55 979 system system NN blog-dshr-org-397 55 980 has have VBZ blog-dshr-org-397 55 981 permission permission NN blog-dshr-org-397 55 982 to to TO blog-dshr-org-397 55 983 collect collect VB blog-dshr-org-397 55 984 , , , blog-dshr-org-397 55 985 preserve preserve VB blog-dshr-org-397 55 986 , , , blog-dshr-org-397 55 987 and and CC blog-dshr-org-397 55 988 serve serve VB blog-dshr-org-397 55 989 this this DT blog-dshr-org-397 55 990 Archival Archival NNP blog-dshr-org-397 55 991 Unit Unit NNP blog-dshr-org-397 55 992 . . . blog-dshr-org-397 56 1 Simple simple JJ blog-dshr-org-397 56 2 theme theme NN blog-dshr-org-397 56 3 . . . blog-dshr-org-397 57 1 Powered power VBN blog-dshr-org-397 57 2 by by IN blog-dshr-org-397 57 3 Blogger Blogger NNP blog-dshr-org-397 57 4 . . .