立花 歩(CV:坂 泰斗)
type: MusicGroup
popularity: 9
followers: 292
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0c45f19909f35d258629ff2514503a02c845fe7a1b8db85e19025dda255763f1
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954667
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954667
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/aef53578-e1d7-47a6-9193-3b19c032eb96.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/aef53578-e1d7-47a6-9193-3b19c032eb96.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/aef53578-e1d7-47a6-9193-3b19c032eb96
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-21T07:29:20Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x0c45f19909f35d258629ff2514503a02c845fe7a1b8db85e19025dda255763f1","name":"立花 歩(CV:坂 泰斗)","registered_at":"2026-06-20T11:47:05Z","symbol":"NIM1604377","token_address":"0xcf6e02e2ea445e0c2f6bf80deaf3ecb44d70b722","type":"artist","uuid":"aef53578-e1d7-47a6-9193-3b19c032eb96"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0c45f19909f35d258629ff2514503a02c845fe7a1b8db85e19025dda255763f1. Chain 2 (Bitcoin): anchored in block 954667 (2026-06-21T07:29:20Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/aef53578-e1d7-47a6-9193-3b19c032eb96.json and https://artists.proofprofile.net/proofs/artist/aef53578-e1d7-47a6-9193-3b19c032eb96.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-21T07:29:20Z
  text: {"copyright_id":"0x0c45f19909f35d258629ff2514503a02c845fe7a1b8db85e19025dda255763f1","name":"立花 歩(CV:坂 泰斗)","registered_at":"2026-06-20T11:47:05Z","symbol":"NIM1604377","token_address":"0xcf6e02e2ea445e0c2f6bf80deaf3ecb44d70b722","type":"artist","uuid":"aef53578-e1d7-47a6-9193-3b19c032eb96"}
album: 「VAZZROCK」bi-colorシリーズ⑩「立花 歩-aquamarine-」 (ドラマトラック追加版)
  type: MusicAlbum
  date published: 2018
album: 「VAZZROCK」bi-colorシリーズ⑩「立花 歩-aquamarine-」
  type: MusicAlbum
  date published: 2019-01-16
album: 「VAZZROCK」bi-colorシリーズ2ndシーズン⑧「立花 歩-aquamarine×citrine-」
  type: MusicAlbum
  date published: 2020-01-31
album: 「VAZZROCK」bi-colorシリーズ3rdシーズン⑦「立花 歩-aquamarine×pearl- ないものねだり」
  type: MusicAlbum
  date published: 2021-09-24