Hacienda Libre
type: MusicGroup
genre: post-rock
genre: progressive metal
popularity: 3
followers: 603
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4d6bf043c4fb1fd16817ebdcb56f11576bd60017e3680481bc9da074bea3c85b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953907
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953907
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/1751d0fd-1f9d-4d33-9fe6-40046151d96f.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/1751d0fd-1f9d-4d33-9fe6-40046151d96f.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/1751d0fd-1f9d-4d33-9fe6-40046151d96f
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-16T07:39:24Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x4d6bf043c4fb1fd16817ebdcb56f11576bd60017e3680481bc9da074bea3c85b","name":"Hacienda Libre","registered_at":"2026-06-15T21:39:32Z","symbol":"NIM0839845","token_address":"0x07a7f1ba0f2730904f1760d46fc69dc607297376","type":"artist","uuid":"1751d0fd-1f9d-4d33-9fe6-40046151d96f"}
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 0x4d6bf043c4fb1fd16817ebdcb56f11576bd60017e3680481bc9da074bea3c85b. 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/1751d0fd-1f9d-4d33-9fe6-40046151d96f.json and https://artists.proofprofile.net/proofs/artist/1751d0fd-1f9d-4d33-9fe6-40046151d96f.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-16T07:53:13Z
  text: {"copyright_id":"0x4d6bf043c4fb1fd16817ebdcb56f11576bd60017e3680481bc9da074bea3c85b","name":"Hacienda Libre","registered_at":"2026-06-15T21:39:32Z","symbol":"NIM0839845","token_address":"0x07a7f1ba0f2730904f1760d46fc69dc607297376","type":"artist","uuid":"1751d0fd-1f9d-4d33-9fe6-40046151d96f"}
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