JP6892504B2 - スマートコントラクトを使用したマルチパーティトランザクションの実行 - Google Patents
スマートコントラクトを使用したマルチパーティトランザクションの実行 Download PDFInfo
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- G06Q20/00—Payment architectures, schemes or protocols
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- G06Q20/389—Keeping log of transactions for guaranteeing non-repudiation of a transaction
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- G06Q20/04—Payment circuits
- G06Q20/06—Private payment circuits, e.g. involving electronic currency used among participants of a common payment scheme
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Description
102 ブロックチェーンネットワーク
106 コンピュータデバイス
108 コンピュータデバイス
110 ネットワーク
120
200 概念的構造
202 エンティティ層
204 ホスティングされたサービス層
206 ブロックチェーンネットワーク層
208 トランザクション管理システム
210 インターフェース
212 ブロックチェーンネットワーク
214 ノード
216 ブロックチェーン
302 ユーザA
304 ユーザB
306 スマートコントラクト
308 コントラクトマネージャ
Claims (9)
- ブロックチェーンネットワークにおけるマルチパーティトランザクションを実行するためにコンピュータで実施される方法であって、
前記ブロックチェーンネットワークにおけるコンピュータノードである第1のノードから第1のトランザクション情報を受け取るステップであって、
前記第1のトランザクション情報が、トランザクションペイロード、第1のパブリックキー、および前記第1のパブリックキーに対応する第1のプライベートキーで生成された第1の署名を含む、ステップと、
前記第1のパブリックキーを使用して前記トランザクションペイロードおよび前記第1の署名を検証するステップと、
前記トランザクションペイロードおよび前記第1の署名を検証する前記ステップに応答して、前記トランザクションペイロードのハッシュを含む未確認トランザクションデータパッケージを構築し、前記未確認トランザクションデータパッケージの確認状態を設定するステップと、
前記ブロックチェーンネットワークにおけるコンピュータノードである第2のノードから第2のトランザクション情報を受け取るステップであって、
前記第2のトランザクション情報が、前記トランザクションペイロードの前記ハッシュ、第2のパブリックキー、および前記第2のパブリックキーに対応する第2のプライベートキーで生成された第2の署名を含む、ステップと、
前記第2のパブリックキーを使用して前記第2のトランザクション情報を検証するステップと、
前記未確認トランザクションデータパッケージの前記確認状態を更新するステップと、
前記マルチパーティトランザクションに対するすべてのパーティが前記マルチパーティトランザクションを確認したことを指示する前記確認状態に応答して、前記トランザクションペイロードを実行するステップと
を含む方法。 - 前記未確認トランザクションデータパッケージが、前記マルチパーティトランザクションを実行するのに必要なすべてのノードのアドレスを含む、請求項1に記載の方法。
- 前記未確認トランザクションデータパッケージが、前記ブロックチェーンネットワークにより、キー値対における値として維持されている未確認トランザクションプールに記憶されており、
前記キー値対におけるキーが、前記未確認トランザクションデータパッケージに関連した前記トランザクションペイロードの前記ハッシュである、請求項1に記載の方法。 - 前記トランザクションペイロードが、前記ブロックチェーンネットワークにおける汎用一意識別子を含む、請求項1に記載の方法。
- 前記ブロックチェーンネットワークによって維持されているブロックチェーンにおける前記トランザクションペイロードの実行を記録するステップをさらに含む、請求項1に記載の方法。
- 前記第1のパブリックキーおよび前記第2のパブリックキーが、前記ブロックチェーンネットワークによって維持されているブロックチェーンのブロックに記憶されている、請求項1に記載の方法。
- 前記トランザクションペイロードが、前記第1のノードと前記第2のノードの間の少なくとも1つのアセットの交換を含む、請求項1に記載の方法。
- 命令で符号化された1つまたは複数のコンピュータ可読記憶媒体であって、前記命令は、1つまたは複数のコンピュータによって実行されると、前記1つまたは複数のコンピュータに、請求項1から7のいずれか1項に記載の方法による動作を実行させる、コンピュータ可読記憶媒体。
- 1つまたは複数のコンピュータと、
前記1つまたは複数のコンピュータに結合され、請求項1から7のいずれか1項に記載の方法による動作を前記1つまたは複数のコンピュータによって実行可能な命令で構成された1つまたは複数のコンピュータ可読メモリと
を備えるシステム。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CN2018/117575 WO2019072280A2 (en) | 2018-11-27 | 2018-11-27 | EXECUTION OF MULTI-PARTY TRANSACTIONS USING INTELLIGENT CONTRACTS |
Publications (2)
Publication Number | Publication Date |
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JP2020502619A JP2020502619A (ja) | 2020-01-23 |
JP6892504B2 true JP6892504B2 (ja) | 2021-06-23 |
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JP2019521367A Active JP6892504B2 (ja) | 2018-11-27 | 2018-11-27 | スマートコントラクトを使用したマルチパーティトランザクションの実行 |
Country Status (9)
Country | Link |
---|---|
US (1) | US20190251557A1 (ja) |
EP (1) | EP3559891B1 (ja) |
JP (1) | JP6892504B2 (ja) |
KR (1) | KR102206940B1 (ja) |
CN (1) | CN110352445B (ja) |
PH (1) | PH12019500866A1 (ja) |
SG (1) | SG11201903528SA (ja) |
TW (1) | TWI728418B (ja) |
WO (1) | WO2019072280A2 (ja) |
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SG11201903528SA (en) | 2019-05-30 |
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