Polyphonic Group of Ghirokaster
type: MusicGroup
genre: traditional music
popularity: 6
followers: 514
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x194672efcb36c5fe1581aef740e6cb04d1c57fb83036e677ccdfdd067bb81e8b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953975
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953975
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/2b2372ed-b970-4dd4-a06c-8b6a33506b4c.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/2b2372ed-b970-4dd4-a06c-8b6a33506b4c.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/2b2372ed-b970-4dd4-a06c-8b6a33506b4c
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-16T16:53:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x194672efcb36c5fe1581aef740e6cb04d1c57fb83036e677ccdfdd067bb81e8b","name":"Polyphonic Group of Ghirokaster","registered_at":"2026-06-16T04:38:41Z","symbol":"NIM0939937","token_address":"0x991a3e758c221887e5797666ce0c49f785fcda91","type":"artist","uuid":"2b2372ed-b970-4dd4-a06c-8b6a33506b4c"}
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 0x194672efcb36c5fe1581aef740e6cb04d1c57fb83036e677ccdfdd067bb81e8b. Chain 2 (Bitcoin): anchored in block 953975 (2026-06-16T16:53:41Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/2b2372ed-b970-4dd4-a06c-8b6a33506b4c.json and https://artists.proofprofile.net/proofs/artist/2b2372ed-b970-4dd4-a06c-8b6a33506b4c.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-16T16:53:41Z
  text: {"copyright_id":"0x194672efcb36c5fe1581aef740e6cb04d1c57fb83036e677ccdfdd067bb81e8b","name":"Polyphonic Group of Ghirokaster","registered_at":"2026-06-16T04:38:41Z","symbol":"NIM0939937","token_address":"0x991a3e758c221887e5797666ce0c49f785fcda91","type":"artist","uuid":"2b2372ed-b970-4dd4-a06c-8b6a33506b4c"}
album: Albanie. Polyphonies Vocales Du Pays Lab. Ensemble Vocal De Girokastër.
  type: MusicAlbum
  date published: 2006-06-21