NANA
type: MusicGroup
popularity: 3
followers: 90
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x145c3886d525e9e331de5c6f3c9d3981aaf890ac7d43e711931cf71f56019f16
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954342
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954342
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/890da871-b2c0-491b-8f02-37e895b9ad7a.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/890da871-b2c0-491b-8f02-37e895b9ad7a.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/890da871-b2c0-491b-8f02-37e895b9ad7a
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-19T03:22:39Z
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 0x145c3886d525e9e331de5c6f3c9d3981aaf890ac7d43e711931cf71f56019f16. Chain 2 (Bitcoin): anchored in block 954342 (2026-06-19T03:22:39Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/890da871-b2c0-491b-8f02-37e895b9ad7a.json and https://artists.proofprofile.net/proofs/artist/890da871-b2c0-491b-8f02-37e895b9ad7a.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-19T03:22:39Z
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  type: MusicAlbum
  date published: 2023-10-31
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  date published: 2023-12-01
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  date published: 2024-01-09
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  type: MusicAlbum
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  type: MusicAlbum
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  type: MusicAlbum
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  type: MusicAlbum
  date published: 2024-07-27
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  type: MusicAlbum
  date published: 2024-08-17
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  type: MusicAlbum
  date published: 2024-09-18
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  type: MusicAlbum
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  type: MusicAlbum
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album: មិនឈឺដូចខ្ញុំកុំវិនិច្ឆ័យ
  type: MusicAlbum
  date published: 2024-10-31
album: មនុស្សប្រុសជជុះ
  type: MusicAlbum
  date published: 2024-11-09
album: បណ្តោយ
  type: MusicAlbum
  date published: 2024-11-17
album: ភ្លេចយកសង្សារឱ្យម៉ែមើល
  type: MusicAlbum
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album: ស្នេហ៍លេងៗ
  type: MusicAlbum
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  type: MusicAlbum
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