Musique Triste Piano
type: MusicGroup
popularity: 7
followers: 332
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x270d868c3a61794be418e957efc34509c139169beba4baefb8a201587e34e6ec
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954019
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954019
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/37942108-6290-49b9-8d42-45f4d2b7b2b4.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/37942108-6290-49b9-8d42-45f4d2b7b2b4.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/37942108-6290-49b9-8d42-45f4d2b7b2b4
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-16T23:44:13Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x270d868c3a61794be418e957efc34509c139169beba4baefb8a201587e34e6ec","name":"Musique Triste Piano","registered_at":"2026-06-16T08:53:34Z","symbol":"NIM1000804","token_address":"0x78ffef6b2c22893232caf471aa76b1a7a755b3f9","type":"artist","uuid":"37942108-6290-49b9-8d42-45f4d2b7b2b4"}
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 0x270d868c3a61794be418e957efc34509c139169beba4baefb8a201587e34e6ec. Chain 2 (Bitcoin): anchored in block 954019 (2026-06-16T23:44:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/37942108-6290-49b9-8d42-45f4d2b7b2b4.json and https://artists.proofprofile.net/proofs/artist/37942108-6290-49b9-8d42-45f4d2b7b2b4.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-16T23:44:13Z
  text: {"copyright_id":"0x270d868c3a61794be418e957efc34509c139169beba4baefb8a201587e34e6ec","name":"Musique Triste Piano","registered_at":"2026-06-16T08:53:34Z","symbol":"NIM1000804","token_address":"0x78ffef6b2c22893232caf471aa76b1a7a755b3f9","type":"artist","uuid":"37942108-6290-49b9-8d42-45f4d2b7b2b4"}
album: Musique Triste: Chansons Tristes et Musique Piano
  type: MusicAlbum
  date published: 2012-03-11
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  type: MusicAlbum
  date published: 2016-01-18
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