The Winter Sounds
type: MusicGroup
genre: indie rock
popularity: 5
followers: 1023
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa6217d4795685683be028b1205819eaa31c33764d378382bd217a9f2c3d0322c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954728
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954728
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/f89957cd-cc3e-4ef0-b570-3cd5338df79f.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/f89957cd-cc3e-4ef0-b570-3cd5338df79f.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/f89957cd-cc3e-4ef0-b570-3cd5338df79f
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-21T18:08:38Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xa6217d4795685683be028b1205819eaa31c33764d378382bd217a9f2c3d0322c","name":"The Winter Sounds","registered_at":"2026-06-21T16:29:18Z","symbol":"NIM1975008","token_address":"0x2fe98c8a86f0125677b41055c58e9b2fdfb601c8","type":"artist","uuid":"f89957cd-cc3e-4ef0-b570-3cd5338df79f"}
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 0xa6217d4795685683be028b1205819eaa31c33764d378382bd217a9f2c3d0322c. Chain 2 (Bitcoin): anchored in block 954729 (2026-06-21T18:16:07Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/f89957cd-cc3e-4ef0-b570-3cd5338df79f.json and https://artists.proofprofile.net/proofs/artist/f89957cd-cc3e-4ef0-b570-3cd5338df79f.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-21T18:16:07Z
  text: {"copyright_id":"0xa6217d4795685683be028b1205819eaa31c33764d378382bd217a9f2c3d0322c","name":"The Winter Sounds","registered_at":"2026-06-21T16:29:18Z","symbol":"NIM1975008","token_address":"0x2fe98c8a86f0125677b41055c58e9b2fdfb601c8","type":"artist","uuid":"f89957cd-cc3e-4ef0-b570-3cd5338df79f"}
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