Nine Leaves
type: MusicGroup
popularity: 7
followers: 862
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4d9377521d8ad90921d4e1a2ec646a74fc4cc893ece1ee69c9847fde98a55b53
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954667
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954667
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/b7991651-c0fe-484a-b897-c9c2e2c915a0.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/b7991651-c0fe-484a-b897-c9c2e2c915a0.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/b7991651-c0fe-484a-b897-c9c2e2c915a0
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-21T07:29:20Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x4d9377521d8ad90921d4e1a2ec646a74fc4cc893ece1ee69c9847fde98a55b53","name":"Nine Leaves","registered_at":"2026-06-20T15:36:52Z","symbol":"NIM1643960","token_address":"0xd9ec104827c2f0b3c31bcd1e9081e34f2049eaad","type":"artist","uuid":"b7991651-c0fe-484a-b897-c9c2e2c915a0"}
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 0x4d9377521d8ad90921d4e1a2ec646a74fc4cc893ece1ee69c9847fde98a55b53. Chain 2 (Bitcoin): anchored in block 954667 (2026-06-21T07:29:20Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/b7991651-c0fe-484a-b897-c9c2e2c915a0.json and https://artists.proofprofile.net/proofs/artist/b7991651-c0fe-484a-b897-c9c2e2c915a0.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-21T07:29:20Z
  text: {"copyright_id":"0x4d9377521d8ad90921d4e1a2ec646a74fc4cc893ece1ee69c9847fde98a55b53","name":"Nine Leaves","registered_at":"2026-06-20T15:36:52Z","symbol":"NIM1643960","token_address":"0xd9ec104827c2f0b3c31bcd1e9081e34f2049eaad","type":"artist","uuid":"b7991651-c0fe-484a-b897-c9c2e2c915a0"}
album: Nine Leaves
  type: MusicAlbum
  date published: 2006-01-31
album: Peace In Death
  type: MusicAlbum
  date published: 2008-01-01
album: Volume Two (2002-2003) Instrumentals
  type: MusicAlbum
  date published: 2022-08-01
album: Volume Two (2002-2003)
  type: MusicAlbum
  date published: 2022-08-01
album: Volume Four (2006-2008) Instrumentals
  type: MusicAlbum
  date published: 2022-08-01
album: Volume Four (2006-2008)
  type: MusicAlbum
  date published: 2022-08-01
album: Volume Three (2004-2005) Instrumentals
  type: MusicAlbum
  date published: 2022-08-01
album: Volume One (1999-2001)
  type: MusicAlbum
  date published: 2022-08-01
album: Volume Four (2006-2008)
  type: MusicAlbum
  date published: 2022-08-01
album: Volume Three (2004-2005)
  type: MusicAlbum
  date published: 2022-08-01
album: Volume One (1999-2001) Instrumentals
  type: MusicAlbum
  date published: 2022-08-02