French Jazz Bar
type: MusicGroup
popularity: 6
followers: 72
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5bbee53f2cc71e34092705a036064f4657ef3e9b8847c06a2148a3a1c4de50d7
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953903
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953903
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/152e378b-14a3-488a-8d55-41f643e4ea9f.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/152e378b-14a3-488a-8d55-41f643e4ea9f.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/152e378b-14a3-488a-8d55-41f643e4ea9f
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-16T07:05:05Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x5bbee53f2cc71e34092705a036064f4657ef3e9b8847c06a2148a3a1c4de50d7","name":"French Jazz Bar","registered_at":"2026-06-15T20:49:40Z","symbol":"NIM0827958","token_address":"0x28cc051eb787e232d604d0c80cdb4356f757a3b3","type":"artist","uuid":"152e378b-14a3-488a-8d55-41f643e4ea9f"}
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 0x5bbee53f2cc71e34092705a036064f4657ef3e9b8847c06a2148a3a1c4de50d7. Chain 2 (Bitcoin): anchored in block 953903 (2026-06-16T07:05:05Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/152e378b-14a3-488a-8d55-41f643e4ea9f.json and https://artists.proofprofile.net/proofs/artist/152e378b-14a3-488a-8d55-41f643e4ea9f.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-16T07:05:05Z
  text: {"copyright_id":"0x5bbee53f2cc71e34092705a036064f4657ef3e9b8847c06a2148a3a1c4de50d7","name":"French Jazz Bar","registered_at":"2026-06-15T20:49:40Z","symbol":"NIM0827958","token_address":"0x28cc051eb787e232d604d0c80cdb4356f757a3b3","type":"artist","uuid":"152e378b-14a3-488a-8d55-41f643e4ea9f"}
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  type: MusicAlbum
  date published: 2022-08-20
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