Donato & Estéfano
type: MusicGroup
description: Donato & Estéfano was a Latin pop duo formed by the collaboration of Donato Poveda of Havana, Cuba, and Fabio Alfonso Salgado ("Estéfano"), a native of Cali, Colombia. Donato y Estefano released three
popularity: 27
followers: 1323
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6a41b37086516f7d1d767b466dba3a53f1d3e8fdb4aa56bf0d8665af3d22c579
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953407
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953407
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/c50e97a3-ca79-4baa-9ae1-25f01d7712f5.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/c50e97a3-ca79-4baa-9ae1-25f01d7712f5.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/c50e97a3-ca79-4baa-9ae1-25f01d7712f5
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:24:56Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x6a41b37086516f7d1d767b466dba3a53f1d3e8fdb4aa56bf0d8665af3d22c579","name":"Donato & Estéfano","registered_at":"2026-06-12T09:20:44Z","symbol":"NIM0254433","token_address":"0x571462a5743a8992833f8c44010ebe3910e6355c","type":"artist","uuid":"c50e97a3-ca79-4baa-9ae1-25f01d7712f5"}
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 0x6a41b37086516f7d1d767b466dba3a53f1d3e8fdb4aa56bf0d8665af3d22c579. Chain 2 (Bitcoin): anchored in block 953423 (2026-06-12T21:20:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/c50e97a3-ca79-4baa-9ae1-25f01d7712f5.json and https://artists.proofprofile.net/proofs/artist/c50e97a3-ca79-4baa-9ae1-25f01d7712f5.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T21:20:00Z
  text: {"copyright_id":"0x6a41b37086516f7d1d767b466dba3a53f1d3e8fdb4aa56bf0d8665af3d22c579","name":"Donato & Estéfano","registered_at":"2026-06-12T09:20:44Z","symbol":"NIM0254433","token_address":"0x571462a5743a8992833f8c44010ebe3910e6355c","type":"artist","uuid":"c50e97a3-ca79-4baa-9ae1-25f01d7712f5"}
album: Hot Latin Pop
  type: MusicAlbum
  date published: 1999-01-01
album: Caliente Pop Latino
  type: MusicAlbum
  date published: 1999-01-01