Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Sign up for free
Menu
Search
Features
All features
Private URLs
Password Protection
Custom URLS
Scheduled publishing
Remove Branding
Restrict embedding
Deck Collections
Notes
Features
All features
Private URLs
Password Protection
Custom URLS
Scheduled publishing
Remove Branding
Restrict embedding
Deck Collections
Notes
Explore
Featured decks
Featured speakers
Programming
Technology
Storyboards
Explore
Featured decks
Featured speakers
Programming
Technology
Storyboards
Pricing
Search
Sign in
Sign up for free
ブロックチェーン概論 / Overview of Blockchain
Search
Kenji Saito
PRO
October 02, 2018
Technology
320
1
Share
Embed
Copy iframe code
Copy JS code
Copy link
Start on current slide
ブロックチェーン概論 / Overview of Blockchain
2018年10月2日(火)、ブロックチェーンハブ主催で開催されたブロックチェーンアカデミー「ブロックチェーン概論」にて使用したスライドです。
Kenji Saito
PRO
October 02, 2018
More Decks by Kenji Saito
See All by Kenji Saito
Fall 2026: A Guide & Workshop on Using AI for Academic Paper Writing
ks91
PRO
0
34
FinTech 5-6 : The World of Apps
ks91
PRO
0
54
終わらない幼年期とそのための下部構造・社会資本 / The Never-Ending Childhood and the Infrastructure and Social Capital Needed to Support It
ks91
PRO
0
28
FinTech 3-4 : Internet Technology and Governance
ks91
PRO
0
72
2026 秋 生成AI を活用した論文執筆ガイド/ワークショップ / Fall 2026: Guide and Workshop on Writing Papers Using Generative AI
ks91
PRO
0
140
AIとビジネス・メガトレンド 〜 サイバネティクス的経営観 / AI and Business Megatrends: A Cybernetic Perspective on Management
ks91
PRO
0
43
FinTech 1-2 : Overview of FinTech
ks91
PRO
0
160
アカデミーキャンプ 2026秋「位置ゲーに秀でよ!ウチらとヤツらのゲーム・デザイン」DAY 4 / Academy Camp 2026 Fall - Excel at Location-Based Games! Our and Their Game Design DAY 4
ks91
PRO
0
65
アカデミーキャンプ 2026秋「位置ゲーに秀でよ!ウチらとヤツらのゲーム・デザイン」DAY 3 / Academy Camp 2026 Fall - Excel at Location-Based Games! Our and Their Game Design DAY 3
ks91
PRO
0
75
Other Decks in Technology
See All in Technology
Conditional PED-ANOVA: Hyperparameter Importance in Hierarchical & Dynamic Search Spaces
pfn
PRO
0
130
re:Invent初参加で変わったこと、2回目にやってみたいこと(JAWS-UG彩の国埼玉 #12)
mhrtech
2
220
Active Record Connection Adaptersにおける長年の課題に再び取り組む
yahonda
0
150
Webの常識が通じないHTMLメールのダークモード
teamlab
PRO
0
120
事業成長とデータ活用を止めないためのマネジメントへ挑戦
hiracky16
0
390
DevelopersIO 2026 知識の地図を描く ─ オントロジーとは何か?
ishikawa_satoru
1
1.7k
Running Kotlin + Quarkus with Lambda
nealle
1
3.7k
スプシの手作業からの解脱 ~更新はClaude Codeに、見せ方と使い方はGASアプリに任せる~
kentarofujii
0
150
Code for Security プロジェクト紹介 2026年10月
yu23ki14
0
110
JAWS-UGグッズ職人仕事の流儀
kentapapa
0
100
M5Stackで作る BLEマウス GPSログの世界
tomokusaba
0
420
Classmethod Company Deck
satoshi7
1
680
Featured
See All Featured
Templates, Plugins, & Blocks: Oh My! Creating the theme that thinks of everything
marktimemedia
31
2.9k
Unlocking the hidden potential of vector embeddings in international SEO
frankvandijk
0
990
What’s in a name? Adding method to the madness
productmarketing
PRO
24
4.2k
Making the Leap to Tech Lead
cromwellryan
135
10k
[RailsConf 2023] Rails as a piece of cake
palkan
59
7.1k
Reflections from 52 weeks, 52 projects
jeffersonlam
356
22k
RailsConf 2023
tenderlove
30
1.6k
So, you think you're a good person
axbom
PRO
2
2.2k
For a Future-Friendly Web
brad_frost
184
10k
Optimizing for Happiness
mojombo
378
71k
Taking LLMs out of the black box: A practical guide to human-in-the-loop distillation
inesmontani
PRO
3
2.5k
Building Better People: How to give real-time feedback that sticks.
wjessup
370
20k
Transcript
CSO / SFC
[email protected]
— — 2018-10-02 – p.1/38
( ) SFC ( ) CSO (Chief Science Officer) 1993
( ) 2006 ( ) SFC 18 P2P (Peer-to-Peer) 2011 SFC 2018 → ( ) — — 2018-10-02 – p.2/38
(2017) : SF + + SF (2048 ) 2048 —
— 2018-10-02 – p.3/38
— — 2018-10-02 – p.4/38
( ) ( )( ) — — 2018-10-02 – p.5/38
( ) ≥ ( / ) ( : TV )
— — 2018-10-02 – p.6/38
( ) (( ) ) ⇓ ⇓ “Code is Law”
— — 2018-10-02 – p.7/38
1) = ( , , , ) 2) 1) 3)
1) ⇒ ( ) ⇒ · / (dependable ) — — 2018-10-02 – p.8/38
/DLT(Distributed Ledger Technology) ( ) Bitcoin ( ) Open Assets
Protocol (OAP) ( ) Ethereum ( ) ( ) EOS (↓ ) ( / DLT) ( ) Hyperledger (Linux Foundation) Fabric (IBM/DAH), Sawtooth (Intel), Iroha ( ) Corda (R3), Tangle (IOTA), BBc-1 ( ) — — 2018-10-02 – p.9/38
/ (1) 2,100 cm3 (cc) 1 1cm3 10 12.5cm3 ⇒
⇒ ( ) — — 2018-10-02 – p.10/38
/ (2) ( ) ( ) ( ) ( )
( ) → ( ) — — 2018-10-02 – p.11/38
∼ UTXO (= ) → — — 2018-10-02 – p.12/38
∼ ท൪߸O ท൪߸O ท൪߸O લทͷμΠδΣετ λʔήοτҎԼͰͳ͍ͱ͍͚ͳ͍ Έͩ͠ίʔφʔ μΠδΣετ͕λʔήοτҎԼʹͳΔΑ͏ʹೖΕΔదͳ༰
( ) → — — 2018-10-02 – p.13/38
∼ ϖʔδ൪߸O ϖʔδ൪߸O ϖʔδ൪߸O ϖʔδ൪߸O ϖʔδ൪߸O
ϖʔδ൪߸O ϖʔδ൪߸O ϖʔδ൪߸O ͬͪ͜ͷྺ࢙͕༗ޮ ( ) — — 2018-10-02 – p.14/38
/DLT ਖ਼ੑͷอূ ྫ6590ߏͱσδλϧॺ໊ ଘࡏੑͷূ໌ ྫ࡞ۀূ໌͖ϋογϡνΣʔϯ །Ұੑͷ߹ҙ ྫφΧϞτɾίϯηϯαε ϧʔϧͷهड़ ྫ#5$ͷҠస ɾ
τϥϯβΫγϣϯͷ༰͕վ͟ΜͰ͖ͣɺ ɾ ͦͷΞηοτʹؔ͢ΔաڈͷτϥϯβΫγϣϯྻʹরΒͯ͠ໃ६͕ͳ͘ɺ ɾ ͔ͭɺਖ਼ͳϢʔβʹΑΓೖ͞Ε͍ͯΔ͜ͱΛอূ͢Δ ɾաڈʹ͋ͬͨτϥϯβΫγϣϯͷূڌΛຣফͰ͖ͣɺ ɾ ͔ͭɺաڈʹͳ͔ͬͨτϥϯβΫγϣϯͷূڌΛ፻Ͱ͖ͳ͍ ɾໃ६͢Δ;ͨͭͷτϥϯβΫγϣϯ͕ೖ͞Εͨ߹ɺ ɹ ͍ͣΕ ؔ༩͢Δશһ͕ಉ͡ยํΛબΜͰྺ࢙ͷதʹҐஔ͚ͮΔ ɾΞϓϦέʔγϣϯϩδοΫ Կ͕ਖ਼͍͠τϥϯβΫγϣϯ͔ΛܾΊΔ — — 2018-10-02 – p.15/38
— — 2018-10-02 – p.16/38
(Hyperledger ) ( ) ( ) ( ) IoT /
/ ( , ) — — 2018-10-02 – p.17/38
: . . . : Proof of Existence, Everledger, Factom,
. . . (OP_RETURN ) ( ) ( ) / × = — — 2018-10-02 – p.18/38
(1) — — 2018-10-02 – p.19/38
(2) ( ) ( ) ( ) — — 2018-10-02
– p.20/38
— — 2018-10-02 – p.21/38
( ) ( ) ( vs. ) ( ) (
) ( ) ⇒ ( : BBc-1) DLT : : — — 2018-10-02 – p.22/38
/DLT Bitcoin, Ethereum DLT BBc-1 ( ) ( ) (
) ( ) ( ) ( ) ( ) ( ) ( ) Ethereum (EOS ) ( ) ( ) — — 2018-10-02 – p.23/38
C V C ≥ V Bitcoin ( ) bitcoin Bitcoin
( ) Ethereum DLT ( ) BBc-1 ( ) ( ) C ≥ V (proactive) (introspection ( ) ) ( ) — — 2018-10-02 – p.24/38
— — 2018-10-02 – p.25/38
( ) (by ) (since 1984) ( ) ( )
( ) . . . ( ) — — 2018-10-02 – p.26/38
( ) ( ) ( ) ( ) ( )
( ) (by ) — — 2018-10-02 – p.27/38
( ) : ⇒ LINE → → ( ) ⇒
→ → → — — 2018-10-02 – p.28/38
Q. ( ) ( = / = ) ⇒ —
— 2018-10-02 – p.29/38
( ) ( ) ( ) — — 2018-10-02 –
p.30/38
( ) / / — — 2018-10-02 – p.31/38
— 1. ( ) 2. ( ) 3. ( )
— — 2018-10-02 – p.32/38
→ 30 : × — — 2018-10-02 – p.33/38
Amazon Go → — — 2018-10-02 – p.34/38
( JPY ) MUFG J S (“Cause-Oriented Economy”) ⇒ —
— 2018-10-02 – p.35/38
(4 ) ( ) — — 2018-10-02 – p.36/38
( ) → (AI ) → ← → → /
/ — — 2018-10-02 – p.37/38
— — 2018-10-02 – p.38/38