J Walker
type: MusicGroup
genre: jersey club
genre: j-rap
popularity: 7
followers: 118
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf26c817d47a046852645dc2465a3f47cb9572d1acd557aaf6277773a43aeb599
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/5104b67e-1765-4ff1-9049-34f4cff24274.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/5104b67e-1765-4ff1-9049-34f4cff24274.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/5104b67e-1765-4ff1-9049-34f4cff24274
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-17T08:10:43Z
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 0xf26c817d47a046852645dc2465a3f47cb9572d1acd557aaf6277773a43aeb599. 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/5104b67e-1765-4ff1-9049-34f4cff24274.json and https://artists.proofprofile.net/proofs/artist/5104b67e-1765-4ff1-9049-34f4cff24274.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-17T08:10:43Z
album: LOST
  type: MusicAlbum
  date published: 2023-07-16
album: LOST
  type: MusicAlbum
  date published: 2023-07-16
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  type: MusicAlbum
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album: lone wolf
  type: MusicAlbum
  date published: 2023-10-14
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  type: MusicAlbum
  date published: 2023-12-08
album: LIVING WHILE CHANGE
  type: MusicAlbum
  date published: 2023-12-08
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  type: MusicAlbum
  date published: 2023-12-31
album: TOUSHIN
  type: MusicAlbum
  date published: 2023-12-31
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  type: MusicAlbum
  date published: 2024-06-12
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  type: MusicAlbum
  date published: 2024-07-18
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  type: MusicAlbum
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album: Backlash
  type: MusicAlbum
  date published: 2024-07-31
album: 21 (Remix)
  type: MusicAlbum
  date published: 2024-11-13
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  type: MusicAlbum
  date published: 2024-11-13
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  type: MusicAlbum
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  type: MusicAlbum
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  type: MusicAlbum
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  type: MusicAlbum
  date published: 2025-03-26
album: you do you
  type: MusicAlbum
  date published: 2025-06-25
album: you do you
  type: MusicAlbum
  date published: 2025-06-25