Cincinnati Youth Choir Allegro
type: MusicGroup
genre: choral
popularity: 2
followers: 56
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5f643d09693e0924f058c9d78b61a3a0abf59e60a85281cb6ce7fe7f7fb5b2a1
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954017
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954017
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/3746cdcb-66d6-45bc-979b-d2a8e0194aa2.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/3746cdcb-66d6-45bc-979b-d2a8e0194aa2.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/3746cdcb-66d6-45bc-979b-d2a8e0194aa2
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-16T23:38:33Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x5f643d09693e0924f058c9d78b61a3a0abf59e60a85281cb6ce7fe7f7fb5b2a1","name":"Cincinnati Youth Choir Allegro","registered_at":"2026-06-16T08:52:06Z","symbol":"NIM1000451","token_address":"0x7353e72629f4bb36a61985c2d4a9ea7a62d077e6","type":"artist","uuid":"3746cdcb-66d6-45bc-979b-d2a8e0194aa2"}
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 0x5f643d09693e0924f058c9d78b61a3a0abf59e60a85281cb6ce7fe7f7fb5b2a1. Chain 2 (Bitcoin): anchored in block 954017 (2026-06-16T23:38:33Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/3746cdcb-66d6-45bc-979b-d2a8e0194aa2.json and https://artists.proofprofile.net/proofs/artist/3746cdcb-66d6-45bc-979b-d2a8e0194aa2.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-16T23:38:33Z
  text: {"copyright_id":"0x5f643d09693e0924f058c9d78b61a3a0abf59e60a85281cb6ce7fe7f7fb5b2a1","name":"Cincinnati Youth Choir Allegro","registered_at":"2026-06-16T08:52:06Z","symbol":"NIM1000451","token_address":"0x7353e72629f4bb36a61985c2d4a9ea7a62d077e6","type":"artist","uuid":"3746cdcb-66d6-45bc-979b-d2a8e0194aa2"}