Alexandre de Villeneuve
type: MusicGroup
description: Alexandre de Villeneuve (25 May 1677, Hyères – 1756)Birth certificate: . was an 18th-century French classical composer. Life thumb| A priest in Hyères, he was received in 1697 as a chorister in Saint
popularity: 11
followers: 5
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5a8a7fe9c116e871d6fc95569a06e2b1379f244c685c6dddcb1ea781e492bb49
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953600
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953600
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/0ed0fa99-7455-4c28-af1a-020c6a831113.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/0ed0fa99-7455-4c28-af1a-020c6a831113.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/0ed0fa99-7455-4c28-af1a-020c6a831113
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-14T06:45:44Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x5a8a7fe9c116e871d6fc95569a06e2b1379f244c685c6dddcb1ea781e492bb49","name":"Alexandre de Villeneuve","registered_at":"2026-06-14T05:56:41Z","symbol":"NIM0359597","token_address":"0x9c701676dfd122cebe0f5646d5b96e4a5ca1d48c","type":"artist","uuid":"0ed0fa99-7455-4c28-af1a-020c6a831113"}
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 0x5a8a7fe9c116e871d6fc95569a06e2b1379f244c685c6dddcb1ea781e492bb49. Chain 2 (Bitcoin): anchored in block 953600 (2026-06-14T06:45:44Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/0ed0fa99-7455-4c28-af1a-020c6a831113.json and https://artists.proofprofile.net/proofs/artist/0ed0fa99-7455-4c28-af1a-020c6a831113.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T06:45:44Z
  text: {"copyright_id":"0x5a8a7fe9c116e871d6fc95569a06e2b1379f244c685c6dddcb1ea781e492bb49","name":"Alexandre de Villeneuve","registered_at":"2026-06-14T05:56:41Z","symbol":"NIM0359597","token_address":"0x9c701676dfd122cebe0f5646d5b96e4a5ca1d48c","type":"artist","uuid":"0ed0fa99-7455-4c28-af1a-020c6a831113"}
album: Alexandre de Villeneuve: Livre de musique d'Église: No. 11, Deuxième leçon de ténèbres du troisième jour II
  type: MusicAlbum
  date published: 2025-05-16
album: Tenebris
  type: MusicAlbum
  date published: 2025-05-30