David Paquette
type: MusicGroup
description: thumb|David Paquette David Paquette (born 1940) is an American jazz pianist. He has recorded more than 3 albums. Highlights of his career include touring the European jazz circuit, establishing and d
popularity: 10
followers: 174
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6d8bda928bb979b00439ce0d94b4d2911c800e7fec518fcb8532bbba1fa587b9
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954065
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954065
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/57933127-6987-4656-9f45-b3089d7b2668.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/57933127-6987-4656-9f45-b3089d7b2668.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/57933127-6987-4656-9f45-b3089d7b2668
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-17T08:10:43Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x6d8bda928bb979b00439ce0d94b4d2911c800e7fec518fcb8532bbba1fa587b9","name":"David Paquette","registered_at":"2026-06-16T20:05:27Z","symbol":"NIM1161105","token_address":"0x2cb610e5f3e2695485db16381e8e1c158e5bc39c","type":"artist","uuid":"57933127-6987-4656-9f45-b3089d7b2668"}
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 0x6d8bda928bb979b00439ce0d94b4d2911c800e7fec518fcb8532bbba1fa587b9. Chain 2 (Bitcoin): anchored in block 954065 (2026-06-17T08:10:43Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/57933127-6987-4656-9f45-b3089d7b2668.json and https://artists.proofprofile.net/proofs/artist/57933127-6987-4656-9f45-b3089d7b2668.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-17T08:10:43Z
  text: {"copyright_id":"0x6d8bda928bb979b00439ce0d94b4d2911c800e7fec518fcb8532bbba1fa587b9","name":"David Paquette","registered_at":"2026-06-16T20:05:27Z","symbol":"NIM1161105","token_address":"0x2cb610e5f3e2695485db16381e8e1c158e5bc39c","type":"artist","uuid":"57933127-6987-4656-9f45-b3089d7b2668"}
album: David Paquette and His International Trio
  type: MusicAlbum
  date published: 1990