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不動産テクノロジーとしてのブロックチェーンとその技術的・政策的課題 / Blockchains...
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Kenji Saito
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November 01, 2017
Technology
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不動産テクノロジーとしてのブロックチェーンとその技術的・政策的課題 / Blockchains as Real-Estate Tech
2017年11月1日(水)、一般財団法人不動産適正取引推進機構 海外不動産取引研究会での講演に用いたスライドです。
Kenji Saito
PRO
November 01, 2017
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Transcript
Indivisible or Divisible? SFC
[email protected]
— 2017-11-01 – p.1/16
( ) SFC ( ) CSO (Chief Science Officer) 1993
M.Eng ( ) 2006 ( ) SFC 17 P2P 2011 → ( ) — 2017-11-01 – p.2/16
1) : etc. 2) 3) ⇒ ⇒ : — 2017-11-01
– p.3/16
( ) P2P ( ) (double spending) ( ) ⇒
( ) → ( ) ( ) — 2017-11-01 – p.4/16
/ (1) 2,100 cm3 1 1cm3 10 12.5cm3 ⇒ ⇒
( ) — 2017-11-01 – p.5/16
/ (2) ( ) ( ) ( ) ( )
( ) ( ) → ( ) — 2017-11-01 – p.6/16
∼ ( ) → — 2017-11-01 – p.7/16
∼ ( ) — 2017-11-01 – p.8/16
/DLT ( ) Bitcoin ( ) Open Assets Protocol (OAP)
( ) Ethereum ( ) ( ) Enterprise Ethereum Alliance (↓ ) (DLT) ( ) Hyperledger (Linux Foundation) Fabric (IBM/DAH), Sawtooth (Intel), Iroha ( ) Corda (R3) — 2017-11-01 – p.9/16
(Hyperledger ) ( ) ( ) ( ) IoT /
/ ( ) — 2017-11-01 – p.10/16
: . . . : Proof of Existence, Everledger, Factom,
. . . ( ) ( ) — 2017-11-01 – p.11/16
/DLT ( ) ( ) ( vs. ) ( )
( ) ( ) ⇒ DLT : : — 2017-11-01 – p.12/16
Beyond Blockchain One (BBc-1) 2017 10 31 (https://github.com/beyond-blockchain/bbc1) — 2017-11-01
– p.13/16
( ) / (= ) / — 2017-11-01 – p.14/16
— 1. ( ) 2. ( ) 3. ( )
— 2017-11-01 – p.15/16
0) 1) ( ) 2) — 2017-11-01 – p.16/16