Khánh Duy Khương
type: MusicGroup
genre: bolero
genre: vietnamese bolero
popularity: 2
followers: 41
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x22343384fe1800fba2d42d0f7d5a626c9c6116415795d7cdb334581cdd811a14
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953867
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953867
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/06a162ae-08e5-4843-952b-f5fdae33d34e.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/06a162ae-08e5-4843-952b-f5fdae33d34e.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/06a162ae-08e5-4843-952b-f5fdae33d34e
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-16T01:09:47Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x22343384fe1800fba2d42d0f7d5a626c9c6116415795d7cdb334581cdd811a14","name":"Khánh Duy Khương","registered_at":"2026-06-15T15:44:32Z","symbol":"NIM0755156","token_address":"0x48b1a6ac6fe2ff57defa1bce2fa994adfc5e2e9d","type":"artist","uuid":"06a162ae-08e5-4843-952b-f5fdae33d34e"}
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 0x22343384fe1800fba2d42d0f7d5a626c9c6116415795d7cdb334581cdd811a14. Chain 2 (Bitcoin): anchored in block 953867 (2026-06-16T01:09:47Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/06a162ae-08e5-4843-952b-f5fdae33d34e.json and https://artists.proofprofile.net/proofs/artist/06a162ae-08e5-4843-952b-f5fdae33d34e.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-16T01:09:47Z
  text: {"copyright_id":"0x22343384fe1800fba2d42d0f7d5a626c9c6116415795d7cdb334581cdd811a14","name":"Khánh Duy Khương","registered_at":"2026-06-15T15:44:32Z","symbol":"NIM0755156","token_address":"0x48b1a6ac6fe2ff57defa1bce2fa994adfc5e2e9d","type":"artist","uuid":"06a162ae-08e5-4843-952b-f5fdae33d34e"}
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  type: MusicAlbum
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  type: MusicAlbum
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  type: MusicAlbum
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album: Liên khúc tình yêu Bolero
album: Các Ca Khúc Của Khánh Duy Khương 2
album: Các Ca Khúc Của Khánh Duy Khương
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type: MusicAlbum
date published: 2021-03-16

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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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type: MusicAlbum
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type: MusicAlbum
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