Conjunto Tipico Contreras de Jorge Contreras
type: MusicGroup
genre: cumbia
genre: cumbia sonidera
genre: tropical music
popularity: 12
followers: 144
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4024b192142308483a74e61fb20c979070b096de5c73a98acc1baaabebc01a70
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953777
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953777
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/d098209b-d6b3-4165-8c01-a6ce423c113d.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/d098209b-d6b3-4165-8c01-a6ce423c113d.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/d098209b-d6b3-4165-8c01-a6ce423c113d
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-15T11:52:51Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x4024b192142308483a74e61fb20c979070b096de5c73a98acc1baaabebc01a70","name":"Conjunto Tipico Contreras de Jorge Contreras","registered_at":"2026-06-15T02:27:45Z","symbol":"NIM0653295","token_address":"0xe76157bc135f533cd8c1af929849ee41129d4630","type":"artist","uuid":"d098209b-d6b3-4165-8c01-a6ce423c113d"}
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 0x4024b192142308483a74e61fb20c979070b096de5c73a98acc1baaabebc01a70. Chain 2 (Bitcoin): anchored in block 953777 (2026-06-15T11:52:51Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/d098209b-d6b3-4165-8c01-a6ce423c113d.json and https://artists.proofprofile.net/proofs/artist/d098209b-d6b3-4165-8c01-a6ce423c113d.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T11:52:51Z
  text: {"copyright_id":"0x4024b192142308483a74e61fb20c979070b096de5c73a98acc1baaabebc01a70","name":"Conjunto Tipico Contreras de Jorge Contreras","registered_at":"2026-06-15T02:27:45Z","symbol":"NIM0653295","token_address":"0xe76157bc135f533cd8c1af929849ee41129d4630","type":"artist","uuid":"d098209b-d6b3-4165-8c01-a6ce423c113d"}
album: La Colección del Siglo
  type: MusicAlbum
  date published: 2016-03-04