Xandro
type: MusicGroup
genre: merengue
popularity: 17
followers: 407
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa277656f426907e16b42cfd1cae4921f937fb95eead2edfa0622726d3d7c5e90
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953713
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953713
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/7fe3be6b-85d1-4ea9-ae20-4612e350105f.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/7fe3be6b-85d1-4ea9-ae20-4612e350105f.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/7fe3be6b-85d1-4ea9-ae20-4612e350105f
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-15T00:33:41Z
additional property: OTSCanonicalRecord
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 0xa277656f426907e16b42cfd1cae4921f937fb95eead2edfa0622726d3d7c5e90. Chain 2 (Bitcoin): anchored in block 953714 (2026-06-15T00:43:59Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/7fe3be6b-85d1-4ea9-ae20-4612e350105f.json and https://artists.proofprofile.net/proofs/artist/7fe3be6b-85d1-4ea9-ae20-4612e350105f.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T00:43:59Z
album: ricordo
  type: MusicAlbum
  date published: 1990
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  type: MusicAlbum
  date published: 1999-07-26
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  type: MusicAlbum
  date published: 2008-04-02
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  type: MusicAlbum
  date published: 2008-04-02
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  type: MusicAlbum
  date published: 2010-10-19
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  type: MusicAlbum
  date published: 2012-06-07
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  type: MusicAlbum
  date published: 2014-01-07
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  type: MusicAlbum
  date published: 2019-08-29
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  type: MusicAlbum
  date published: 2020-03-26
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  type: MusicAlbum
  date published: 2021-01-06
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  type: MusicAlbum
  date published: 2021-12-23
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  type: MusicAlbum
  date published: 2022-06-21
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  type: MusicAlbum
  date published: 2024-02-14