K.F.J.
type: MusicGroup
popularity: 3
followers: 374
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7797baa5c6d0047772a53cd390cf2fc37e2c06dd752f409ec1dd8aeb8a2e492d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954513
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954513
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/9d9e9987-572a-4944-adc1-f4b13cc5c936.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/9d9e9987-572a-4944-adc1-f4b13cc5c936.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/9d9e9987-572a-4944-adc1-f4b13cc5c936
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-20T06:31:18Z
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 0x7797baa5c6d0047772a53cd390cf2fc37e2c06dd752f409ec1dd8aeb8a2e492d. Chain 2 (Bitcoin): anchored in block 954513 (2026-06-20T06:31:18Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/9d9e9987-572a-4944-adc1-f4b13cc5c936.json and https://artists.proofprofile.net/proofs/artist/9d9e9987-572a-4944-adc1-f4b13cc5c936.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-20T06:31:18Z
album: Another Rainbow EP
  type: MusicAlbum
  date published: 2021-08-31
album: Miss Fortune Teller
  type: MusicAlbum
  date published: 2021-10-10
album: Trap Door
  type: MusicAlbum
  date published: 2021-10-25
album: Letting Go
  type: MusicAlbum
  date published: 2021-11-09
album: Can You Take It
  type: MusicAlbum
  date published: 2023-04-18
album: Burning Bridges
  type: MusicAlbum
  date published: 2023-04-18
album: Never Enough
  type: MusicAlbum
  date published: 2023-05-27
album: Confessions from the Underground
  type: MusicAlbum
  date published: 2023-08-03
album: Breakdown
  type: MusicAlbum
  date published: 2024-01-15
album: Come join the murder
  type: MusicAlbum
  date published: 2024-01-30
album: The Pictures
  type: MusicAlbum
  date published: 2024-04-07
album: Tomorrow
  type: MusicAlbum
  date published: 2024-07-09
album: Hostile Eye
  type: MusicAlbum
  date published: 2024-07-25
album: Symmetry
  type: MusicAlbum
  date published: 2024-08-06
album: What could've been
  type: MusicAlbum
  date published: 2025-03-01
album: Hold on
  type: MusicAlbum
  date published: 2025-03-28
album: Crutches
  type: MusicAlbum
  date published: 2025-04-25