ブロックチェーンの課題を乗り越えて、 我々はどこに向かうのか / Where Do We Go Beyond Blockchain

847a328633b1df6b11cc2f72430025e6?s=47 Kenji Saito
May 29, 2018
Technology
1
210

ブロックチェーンの課題を乗り越えて、 我々はどこに向かうのか / Where Do We Go Beyond Blockchain

2018年5月29日(火)、静岡情報産業協会での講演にて使用したスライドです。

847a328633b1df6b11cc2f72430025e6?s=128

Kenji Saito

May 29, 2018
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Transcript

  1. — SFC — 2018-05-29 – p.1/29

  2. ( ) SFC ( ) CSO (Chief Science Officer) 1993

    ( ) 2006 ( ) SFC 17 P2P (Peer-to-Peer) 2011 → ( ) — 2018-05-29 – p.2/29

  3. ( R&D, 2017.12) : SF + + 2048 — 2018-05-29

    – p.3/29

  4. — 2018-05-29 – p.4/29

  5. — 2018-05-29 – p.5/29

  6. ( ) (1) (2) (3) (4) ( ) state machine

    replication (1984) — 2018-05-29 – p.6/29

  7. 1) = ( , , ) 2) 3) ⇒ (

    ) ⇒ · / (dependable ) — 2018-05-29 – p.7/29

  8. /DLT ( ) Bitcoin ( ) Open Assets Protocol (OAP)

    ( ) Ethereum ( ) ( ) Enterprise Ethereum Alliance (↓ ) (DLT: Distributed Ledger Technology) ( ) Hyperledger (Linux Foundation) Fabric (IBM/DAH), Sawtooth (Intel), Iroha ( ) Corda (R3), Tangle (IOTA), . . . , BBc-1 ( ) — 2018-05-29 – p.8/29

  9. (1) ( ) ⇒ P2P ( ) ⇒ — 2018-05-29

    – p.9/29

  10. (2) (double spending) ( ) ⇒ ⇒ ( ) ⇒

    ⇒ → → ⇒ → — 2018-05-29 – p.10/29

  11. — — 2018-05-29 – p.11/29

  12. / (1) 2,100 cm3 (cc) 1 1cm3 10 12.5cm3 ⇒

    ⇒ ( ) — 2018-05-29 – p.12/29

  13. / (2) ( ) ( ) ( ) ( )

    ( ) → ( ) — 2018-05-29 – p.13/29

  14. ∼ ท൪߸O ท൪߸O  ท൪߸O  લทͷμΠδΣετ λʔήοτҎԼͰͳ͍ͱ͍͚ͳ͍ ͸Έͩ͠ίʔφʔ μΠδΣετ͕λʔήοτҎԼʹͳΔΑ͏ʹೖΕΔద౰ͳ಺༰

    ( ) → — 2018-05-29 – p.14/29

  15. ∼ ϖʔδ൪߸O ϖʔδ൪߸O  ϖʔδ൪߸O  ϖʔδ൪߸O  ϖʔδ൪߸O 

    ϖʔδ൪߸O  ϖʔδ൪߸O  ϖʔδ൪߸O  ͬͪ͜ͷྺ࢙͕༗ޮ ( ) — 2018-05-29 – p.15/29

  16. /DLT ਖ਼౰ੑͷอূ ྫ6590ߏ଄ͱσδλϧॺ໊ ଘࡏੑͷূ໌ ྫ࡞ۀূ໌෇͖ϋογϡνΣʔϯ །Ұੑͷ߹ҙ ྫφΧϞτɾίϯηϯαε ϧʔϧͷهड़ ྫ#5$ͷҠస ɾ

    τϥϯβΫγϣϯͷ಺༰͕վ͟ΜͰ͖ͣɺ ɾ ͦͷΞηοτʹؔ͢ΔաڈͷτϥϯβΫγϣϯྻʹরΒͯ͠ໃ६͕ͳ͘ɺ ɾ ͔ͭɺਖ਼౰ͳϢʔβʹΑΓ౤ೖ͞Ε͍ͯΔ͜ͱΛอূ͢Δ ɾաڈʹ͋ͬͨτϥϯβΫγϣϯͷূڌΛຣফͰ͖ͣɺ ɾ ͔ͭɺաڈʹͳ͔ͬͨτϥϯβΫγϣϯͷূڌΛ፻଄Ͱ͖ͳ͍ ɾໃ६͢Δ;ͨͭͷτϥϯβΫγϣϯ͕౤ೖ͞Εͨ৔߹ɺ ɹ ͍ͣΕ ؔ༩͢Δશһ͕ಉ͡ยํΛબΜͰྺ࢙ͷதʹҐஔ͚ͮΔ ɾΞϓϦέʔγϣϯϩδοΫ Կ͕ਖ਼͍͠τϥϯβΫγϣϯ͔ΛܾΊΔ — 2018-05-29 – p.16/29

  17. /DLT Bitcoin, Ethereum DLT BBc-1 ( ) ( ) (

    ) ( ) ( ) ( ) ( ) ( ) ( ) Ethereum ( ) ( ) — 2018-05-29 – p.17/29

  18. ( ( )) ( ) DLT ( ) ( )

    ( ) BBc-1 ( ) — 2018-05-29 – p.18/29

  19. — 2018-05-29 – p.19/29

  20. /DLT ( ) ( ) ( vs. ) ( )

    ( ) ( ) ⇒ ( : BBc-1) DLT : : — 2018-05-29 – p.20/29

  21. → ( ) — 2018-05-29 – p.21/29

  22. C V C ≥ V Bitcoin ( ) bitcoin Bitcoin

    ( ) Ethereum DLT ( ) BBc-1 ( ) ( ) C ≥ V (proactive) (introspection ( ) ) ( ) — 2018-05-29 – p.22/29

  23. — 2018-05-29 – p.23/29

  24. Ethereum ( ) ( ) ⇒ (Casper) ( ) ⇒

    ZoE (Zcash on Ethereum) ( vs. ) ( ) ⇒ Plasma ( ) ⇒ ( ) (Benevolent Dictator For Life (BDFL)) ( ) ⇒ — 2018-05-29 – p.24/29

  25. BBc-1 ( ) ( ) ⇒ ( ) ⇒ (

    vs. ) ( ) ⇒ DHT ( ) ⇒ ( ) ( ) ⇒ — 2018-05-29 – p.25/29

  26. Beyond Blockchain One (BBc-1) https://beyond-blockchain.org https://github.com/beyond-blockchain 2017 10 31 2018

    5 22 core v1.0 office@beyond-blockchain.org — 2018-05-29 – p.26/29

  27. ⇒ BBc-1 ( ) ( ) ( ) — 2018-05-29

    – p.27/29

  28. — ( . . . ) QR ⇒ — 2018-05-29

    – p.28/29

  29. AI → : — 2018-05-29 – p.29/29