Nico Cortazzo
type: MusicGroup
genre: disco house
genre: jazz house
genre: nu disco
popularity: 5
followers: 196
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5a9d66c39e9305164ac4356592d038edaf4deda80b5a5f57af81b3b223f6739f
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953843
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953843
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/00b90af2-eb32-4757-bb1e-8e99b2fe28a4.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/00b90af2-eb32-4757-bb1e-8e99b2fe28a4.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/00b90af2-eb32-4757-bb1e-8e99b2fe28a4
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-15T22:27:31Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x5a9d66c39e9305164ac4356592d038edaf4deda80b5a5f57af81b3b223f6739f","name":"Nico Cortazzo","registered_at":"2026-06-15T13:47:39Z","symbol":"NIM0727253","token_address":"0x69d08049efc3a3080433bf31a0c9472bee9e5ad2","type":"artist","uuid":"00b90af2-eb32-4757-bb1e-8e99b2fe28a4"}
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 0x5a9d66c39e9305164ac4356592d038edaf4deda80b5a5f57af81b3b223f6739f. Chain 2 (Bitcoin): anchored in block 953844 (2026-06-15T22:28:08Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/00b90af2-eb32-4757-bb1e-8e99b2fe28a4.json and https://artists.proofprofile.net/proofs/artist/00b90af2-eb32-4757-bb1e-8e99b2fe28a4.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T22:28:08Z
  text: {"copyright_id":"0x5a9d66c39e9305164ac4356592d038edaf4deda80b5a5f57af81b3b223f6739f","name":"Nico Cortazzo","registered_at":"2026-06-15T13:47:39Z","symbol":"NIM0727253","token_address":"0x69d08049efc3a3080433bf31a0c9472bee9e5ad2","type":"artist","uuid":"00b90af2-eb32-4757-bb1e-8e99b2fe28a4"}
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