川口市・アンサンブルリベルテ吹奏楽団
type: MusicGroup
popularity: 2
followers: 20
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x322cbc530c3909f50367446c20fdb9cf741ed4ec72a67f4e9248fef61a16dec8
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954549
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954549
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/aa834fb6-4d44-4f8b-8844-aebabeeafa31.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/aa834fb6-4d44-4f8b-8844-aebabeeafa31.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/aa834fb6-4d44-4f8b-8844-aebabeeafa31
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-20T10:56:20Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x322cbc530c3909f50367446c20fdb9cf741ed4ec72a67f4e9248fef61a16dec8","name":"川口市・アンサンブルリベルテ吹奏楽団","registered_at":"2026-06-20T09:33:07Z","symbol":"NIM1579725","token_address":"0xf5035ddff03781b71db7cac9e80013d34c6f9c49","type":"artist","uuid":"aa834fb6-4d44-4f8b-8844-aebabeeafa31"}
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 0x322cbc530c3909f50367446c20fdb9cf741ed4ec72a67f4e9248fef61a16dec8. Chain 2 (Bitcoin): anchored in block 954549 (2026-06-20T10:56:20Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/aa834fb6-4d44-4f8b-8844-aebabeeafa31.json and https://artists.proofprofile.net/proofs/artist/aa834fb6-4d44-4f8b-8844-aebabeeafa31.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-20T10:56:20Z
  text: {"copyright_id":"0x322cbc530c3909f50367446c20fdb9cf741ed4ec72a67f4e9248fef61a16dec8","name":"川口市・アンサンブルリベルテ吹奏楽団","registered_at":"2026-06-20T09:33:07Z","symbol":"NIM1579725","token_address":"0xf5035ddff03781b71db7cac9e80013d34c6f9c49","type":"artist","uuid":"aa834fb6-4d44-4f8b-8844-aebabeeafa31"}
album: 21世紀の吹奏楽「響宴XV」新作邦人作品集
  type: MusicAlbum
  date published: 2012-05-17