Berk Polat
type: MusicGroup
popularity: 14
followers: 280
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x83b20c60a004f8c672cb8534742af41a12237aaacc1939756060cf9d2da288dd
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953713
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953713
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/832c3ac0-4747-436c-9927-f2f6d3fabf9e.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/832c3ac0-4747-436c-9927-f2f6d3fabf9e.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/832c3ac0-4747-436c-9927-f2f6d3fabf9e
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-15T00:33:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x83b20c60a004f8c672cb8534742af41a12237aaacc1939756060cf9d2da288dd","name":"Berk Polat","registered_at":"2026-06-14T18:18:04Z","symbol":"NIM0536407","token_address":"0x79dd35bd72ccc1af9643ec92e4ba79c20b49823e","type":"artist","uuid":"832c3ac0-4747-436c-9927-f2f6d3fabf9e"}
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 0x83b20c60a004f8c672cb8534742af41a12237aaacc1939756060cf9d2da288dd. Chain 2 (Bitcoin): anchored in block 953713 (2026-06-15T00:33:41Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/832c3ac0-4747-436c-9927-f2f6d3fabf9e.json and https://artists.proofprofile.net/proofs/artist/832c3ac0-4747-436c-9927-f2f6d3fabf9e.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T00:33:41Z
  text: {"copyright_id":"0x83b20c60a004f8c672cb8534742af41a12237aaacc1939756060cf9d2da288dd","name":"Berk Polat","registered_at":"2026-06-14T18:18:04Z","symbol":"NIM0536407","token_address":"0x79dd35bd72ccc1af9643ec92e4ba79c20b49823e","type":"artist","uuid":"832c3ac0-4747-436c-9927-f2f6d3fabf9e"}
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