Art House
type: MusicGroup
genre: witch house
popularity: 2
followers: 110
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc19989854b11b542e39d523db0f9abb88f35744663b266ab628911fd807224d2
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953909
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953909
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/16c337f2-8e9f-419b-8236-a240a1c17ff0.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/16c337f2-8e9f-419b-8236-a240a1c17ff0.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/16c337f2-8e9f-419b-8236-a240a1c17ff0
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-16T07:53:13Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xc19989854b11b542e39d523db0f9abb88f35744663b266ab628911fd807224d2","name":"Art House","registered_at":"2026-06-15T21:28:36Z","symbol":"NIM0837232","token_address":"0x5d27ecc777186128f8af1311dc76700111ff6708","type":"artist","uuid":"16c337f2-8e9f-419b-8236-a240a1c17ff0"}
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 0xc19989854b11b542e39d523db0f9abb88f35744663b266ab628911fd807224d2. Chain 2 (Bitcoin): anchored in block 953909 (2026-06-16T07:53:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/16c337f2-8e9f-419b-8236-a240a1c17ff0.json and https://artists.proofprofile.net/proofs/artist/16c337f2-8e9f-419b-8236-a240a1c17ff0.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-16T07:53:13Z
  text: {"copyright_id":"0xc19989854b11b542e39d523db0f9abb88f35744663b266ab628911fd807224d2","name":"Art House","registered_at":"2026-06-15T21:28:36Z","symbol":"NIM0837232","token_address":"0x5d27ecc777186128f8af1311dc76700111ff6708","type":"artist","uuid":"16c337f2-8e9f-419b-8236-a240a1c17ff0"}
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