OK Doomer
type: MusicGroup
genre: cold wave
genre: deathrock
genre: post-punk
popularity: 4
followers: 444
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe8d935831bd7d19ed1324e8e64d2cba4a86b8defe04834543145df9af5509aa2
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954638
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954638
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/d4db3519-c10b-4091-ae12-a88eb2b9a2b7.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/d4db3519-c10b-4091-ae12-a88eb2b9a2b7.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/d4db3519-c10b-4091-ae12-a88eb2b9a2b7
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-21T03:45:44Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xe8d935831bd7d19ed1324e8e64d2cba4a86b8defe04834543145df9af5509aa2","name":"OK Doomer","registered_at":"2026-06-21T02:23:39Z","symbol":"NIM1790537","token_address":"0xe20873bb93426271736c4998dd88556a36597faf","type":"artist","uuid":"d4db3519-c10b-4091-ae12-a88eb2b9a2b7"}
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 0xe8d935831bd7d19ed1324e8e64d2cba4a86b8defe04834543145df9af5509aa2. Chain 2 (Bitcoin): anchored in block 954638 (2026-06-21T03:45:44Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/d4db3519-c10b-4091-ae12-a88eb2b9a2b7.json and https://artists.proofprofile.net/proofs/artist/d4db3519-c10b-4091-ae12-a88eb2b9a2b7.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-21T03:45:44Z
  text: {"copyright_id":"0xe8d935831bd7d19ed1324e8e64d2cba4a86b8defe04834543145df9af5509aa2","name":"OK Doomer","registered_at":"2026-06-21T02:23:39Z","symbol":"NIM1790537","token_address":"0xe20873bb93426271736c4998dd88556a36597faf","type":"artist","uuid":"d4db3519-c10b-4091-ae12-a88eb2b9a2b7"}
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