Vojkan Borisavljević
type: MusicGroup
description: Vojislav "Vojkan" Borisavljević (5 May 1947 – 23 February 2021) was a Serbian composer and conductor.Preminuo Vojkan Borisavljević, b92.net, 23. 2. 2021. He composed more than five hundred songs for
popularity: 10
followers: 50
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb13a708f8f3eef998eb3594dd0aceee920ab74dc6123783bf6738d59b71a6895
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954066
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954066
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/597b2767-d130-4146-b4ee-12708dbad7ed.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/597b2767-d130-4146-b4ee-12708dbad7ed.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/597b2767-d130-4146-b4ee-12708dbad7ed
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-17T08:11:48Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xb13a708f8f3eef998eb3594dd0aceee920ab74dc6123783bf6738d59b71a6895","name":"Vojkan Borisavljević","registered_at":"2026-06-16T21:06:30Z","symbol":"NIM1175685","token_address":"0x8757293bc57c6487141aebe6b56e20b6e9053403","type":"artist","uuid":"597b2767-d130-4146-b4ee-12708dbad7ed"}
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 0xb13a708f8f3eef998eb3594dd0aceee920ab74dc6123783bf6738d59b71a6895. Chain 2 (Bitcoin): anchored in block 954066 (2026-06-17T08:11:48Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/597b2767-d130-4146-b4ee-12708dbad7ed.json and https://artists.proofprofile.net/proofs/artist/597b2767-d130-4146-b4ee-12708dbad7ed.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-17T08:11:48Z
  text: {"copyright_id":"0xb13a708f8f3eef998eb3594dd0aceee920ab74dc6123783bf6738d59b71a6895","name":"Vojkan Borisavljević","registered_at":"2026-06-16T21:06:30Z","symbol":"NIM1175685","token_address":"0x8757293bc57c6487141aebe6b56e20b6e9053403","type":"artist","uuid":"597b2767-d130-4146-b4ee-12708dbad7ed"}
album: Best Of Serbian Retro, Pt. 1
  type: MusicAlbum
  date published: 2016-03-11
album: Vojkan Borisavljević: Odiseja (Muzika Klasika 31, april 2018.)
  type: MusicAlbum
  date published: 2018-10-01
album: Vojkan Borisavljević: Odiseja
  type: MusicAlbum
  date published: 2018-10-15