Big Sea
type: MusicGroup
genre: kuduro
genre: shatta
genre: soca
popularity: 4
followers: 134
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xab2bc1853e44e0311248e2de00cffb27d86a22a94f39d1bd1dd6df4eec282ec0
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954705
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954705
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/ef3c5ecc-2e4c-495d-9dff-82fe4b1a89c7.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/ef3c5ecc-2e4c-495d-9dff-82fe4b1a89c7.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/ef3c5ecc-2e4c-495d-9dff-82fe4b1a89c7
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-21T13:42:37Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xab2bc1853e44e0311248e2de00cffb27d86a22a94f39d1bd1dd6df4eec282ec0","name":"Big Sea","registered_at":"2026-06-21T12:20:21Z","symbol":"NIM1922211","token_address":"0xa3cad7cf9c9ce4f525c5ea6f2dc0aef230a76e29","type":"artist","uuid":"ef3c5ecc-2e4c-495d-9dff-82fe4b1a89c7"}
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 0xab2bc1853e44e0311248e2de00cffb27d86a22a94f39d1bd1dd6df4eec282ec0. Chain 2 (Bitcoin): anchored in block 954705 (2026-06-21T13:42:37Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/ef3c5ecc-2e4c-495d-9dff-82fe4b1a89c7.json and https://artists.proofprofile.net/proofs/artist/ef3c5ecc-2e4c-495d-9dff-82fe4b1a89c7.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-21T13:42:37Z
  text: {"copyright_id":"0xab2bc1853e44e0311248e2de00cffb27d86a22a94f39d1bd1dd6df4eec282ec0","name":"Big Sea","registered_at":"2026-06-21T12:20:21Z","symbol":"NIM1922211","token_address":"0xa3cad7cf9c9ce4f525c5ea6f2dc0aef230a76e29","type":"artist","uuid":"ef3c5ecc-2e4c-495d-9dff-82fe4b1a89c7"}
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