Xav
type: MusicGroup
description: Xavier James Trudeau (born October 18, 2007), known professionally as Xav, is a Canadian R&B singer. He is the son of the 23rd Canadian Prime Minister Justin Trudeau and the grandson of the 15th Canad
popularity: 20
followers: 701
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2b2807ad1bcc066a1bd9f804b663bcca524e15ce3d0f74e85b95519aa6afe63c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953842
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953842
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/ef3fd7a9-d313-436f-a0d6-520329cca80c.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/ef3fd7a9-d313-436f-a0d6-520329cca80c.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/ef3fd7a9-d313-436f-a0d6-520329cca80c
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-15T22:22:30Z
additional property: OTSCanonicalRecord
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 0x2b2807ad1bcc066a1bd9f804b663bcca524e15ce3d0f74e85b95519aa6afe63c. Chain 2 (Bitcoin): anchored in block 953842 (2026-06-15T22:22:30Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/ef3fd7a9-d313-436f-a0d6-520329cca80c.json and https://artists.proofprofile.net/proofs/artist/ef3fd7a9-d313-436f-a0d6-520329cca80c.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T22:22:30Z
album: Til The Nights Done
  type: MusicAlbum
  date published: 2025-02-21
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  type: MusicAlbum
  date published: 2025-03-14
album: Back Me Up
  type: MusicAlbum
  date published: 2025-05-02
album: When Does It End?
  type: MusicAlbum
  date published: 2025-07-18
album: The Dive
  type: MusicAlbum
  date published: 2025-10-17