Juanjo Andújar
type: MusicGroup
popularity: 2
followers: 401
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x64541122f970a6dd9338ad23656c7605b2a07f97ba874cdab9932a16858a9f95
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954615
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954615
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/c58572cc-ff6c-4998-a736-193b475de88c.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/c58572cc-ff6c-4998-a736-193b475de88c.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/c58572cc-ff6c-4998-a736-193b475de88c
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-20T22:44:50Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x64541122f970a6dd9338ad23656c7605b2a07f97ba874cdab9932a16858a9f95","name":"Juanjo Andújar","registered_at":"2026-06-20T21:05:15Z","symbol":"NIM1712671","token_address":"0x7fa86d1c3b2b8f7c1baf4fbd2ea75eab3433380e","type":"artist","uuid":"c58572cc-ff6c-4998-a736-193b475de88c"}
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 0x64541122f970a6dd9338ad23656c7605b2a07f97ba874cdab9932a16858a9f95. Chain 2 (Bitcoin): anchored in block 954615 (2026-06-20T22:44:50Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/c58572cc-ff6c-4998-a736-193b475de88c.json and https://artists.proofprofile.net/proofs/artist/c58572cc-ff6c-4998-a736-193b475de88c.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-20T22:44:50Z
  text: {"copyright_id":"0x64541122f970a6dd9338ad23656c7605b2a07f97ba874cdab9932a16858a9f95","name":"Juanjo Andújar","registered_at":"2026-06-20T21:05:15Z","symbol":"NIM1712671","token_address":"0x7fa86d1c3b2b8f7c1baf4fbd2ea75eab3433380e","type":"artist","uuid":"c58572cc-ff6c-4998-a736-193b475de88c"}
album: Canciones 1997-1999
  type: MusicAlbum
  date published: 1999-11-15
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  date published: 2005-09-15
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  date published: 2007-07-05
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  type: MusicAlbum
  date published: 2014-12-01
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  date published: 2015-10-06
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  date published: 2016-04-18
album: They Say in Paris (Remixes)
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  date published: 2020-10-02
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  type: MusicAlbum
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  type: MusicAlbum
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  type: MusicAlbum
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  type: MusicAlbum
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  type: MusicAlbum
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