Le Choeur des Enfants
type: MusicGroup
genre: chanson
genre: lullaby
popularity: 12
followers: 1695
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x034700a7d63a7eb6a8ce9d7e90022672f1b215eac99569d849330e3c66688a9f
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953674
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953674
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/5a243649-7164-4f8e-b556-ee012263f8fc.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/5a243649-7164-4f8e-b556-ee012263f8fc.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/5a243649-7164-4f8e-b556-ee012263f8fc
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-14T19:07:16Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x034700a7d63a7eb6a8ce9d7e90022672f1b215eac99569d849330e3c66688a9f","name":"Le Choeur des Enfants","registered_at":"2026-06-14T13:57:54Z","symbol":"NIM0474365","token_address":"0x1c6cbbdf89cb1322bfe039d41a4e1ef3c4ed5d87","type":"artist","uuid":"5a243649-7164-4f8e-b556-ee012263f8fc"}
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 0x034700a7d63a7eb6a8ce9d7e90022672f1b215eac99569d849330e3c66688a9f. Chain 2 (Bitcoin): anchored in block 953699 (2026-06-14T22:00:24Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/5a243649-7164-4f8e-b556-ee012263f8fc.json and https://artists.proofprofile.net/proofs/artist/5a243649-7164-4f8e-b556-ee012263f8fc.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T22:00:24Z
  text: {"copyright_id":"0x034700a7d63a7eb6a8ce9d7e90022672f1b215eac99569d849330e3c66688a9f","name":"Le Choeur des Enfants","registered_at":"2026-06-14T13:57:54Z","symbol":"NIM0474365","token_address":"0x1c6cbbdf89cb1322bfe039d41a4e1ef3c4ed5d87","type":"artist","uuid":"5a243649-7164-4f8e-b556-ee012263f8fc"}
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  type: MusicAlbum
  date published: 2010-01-01
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  type: MusicAlbum
  date published: 2014-02-24
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  type: MusicAlbum
  date published: 2014-09-08
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  type: MusicAlbum
  date published: 2015-01-28