D flat
type: MusicGroup
genre: neoclassical
popularity: 5
followers: 145
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb6e113ebc63ade2a830d5a953290f017540b3224480f664517d2ff0d0e1218a4
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954017
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954017
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/3628e888-1d28-4b36-b9c4-e67a93ccd8b4.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/3628e888-1d28-4b36-b9c4-e67a93ccd8b4.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/3628e888-1d28-4b36-b9c4-e67a93ccd8b4
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-16T23:38:33Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xb6e113ebc63ade2a830d5a953290f017540b3224480f664517d2ff0d0e1218a4","name":"D flat","registered_at":"2026-06-16T08:24:45Z","symbol":"NIM0993926","token_address":"0x33ae511e9cd037ff89b99e30fc4034020738de0e","type":"artist","uuid":"3628e888-1d28-4b36-b9c4-e67a93ccd8b4"}
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 0xb6e113ebc63ade2a830d5a953290f017540b3224480f664517d2ff0d0e1218a4. Chain 2 (Bitcoin): anchored in block 954066 (2026-06-17T08:11:48Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/3628e888-1d28-4b36-b9c4-e67a93ccd8b4.json and https://artists.proofprofile.net/proofs/artist/3628e888-1d28-4b36-b9c4-e67a93ccd8b4.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-17T08:11:48Z
  text: {"copyright_id":"0xb6e113ebc63ade2a830d5a953290f017540b3224480f664517d2ff0d0e1218a4","name":"D flat","registered_at":"2026-06-16T08:24:45Z","symbol":"NIM0993926","token_address":"0x33ae511e9cd037ff89b99e30fc4034020738de0e","type":"artist","uuid":"3628e888-1d28-4b36-b9c4-e67a93ccd8b4"}
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