Relaxing Jazz Guitar
type: MusicGroup
popularity: 12
followers: 101
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x44a901d40335b12032fd863cd14e9edf8f43dff27d2fcdc02548ce2d9123ee3d
additional property: OTSHash
additional property: OTSBitcoinBlock
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  value: 953827
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953827
additional property: OTSProofURL
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  value: https://artists.proofprofile.net/proofs/artist/dcf0043c-7d24-4dec-b8f9-89c80cedc5f1.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/dcf0043c-7d24-4dec-b8f9-89c80cedc5f1.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/dcf0043c-7d24-4dec-b8f9-89c80cedc5f1
additional property: OTSTimestamp
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additional property: OTSCanonicalRecord
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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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x44a901d40335b12032fd863cd14e9edf8f43dff27d2fcdc02548ce2d9123ee3d. Chain 2 (Bitcoin): anchored in block 953827 (2026-06-15T19:59:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/dcf0043c-7d24-4dec-b8f9-89c80cedc5f1.json and https://artists.proofprofile.net/proofs/artist/dcf0043c-7d24-4dec-b8f9-89c80cedc5f1.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T19:59:56Z
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  type: MusicAlbum
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  type: MusicAlbum
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