Owen Sinclair
type: MusicGroup
description: Owen Sinclair (13 November 1862 – 17 June 1927) was an Australian politician. He was a member of the Victorian Legislative Assembly from 1915 to 1917, representing Port Melbourne for the Australian La
popularity: 5
followers: 68
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x713d872eb44b42b31911dfc37dec82b6c2d607b90f736267e778117c920361d3
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954062
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954062
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/45c39424-3a4b-4ad9-9874-479bd0ce5c15.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/45c39424-3a4b-4ad9-9874-479bd0ce5c15.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/45c39424-3a4b-4ad9-9874-479bd0ce5c15
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-17T07:39:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x713d872eb44b42b31911dfc37dec82b6c2d607b90f736267e778117c920361d3","name":"Owen Sinclair","registered_at":"2026-06-16T14:12:35Z","symbol":"NIM1076906","token_address":"0x3140c137319c98c204099c9ecb5ffb391e2d4f8b","type":"artist","uuid":"45c39424-3a4b-4ad9-9874-479bd0ce5c15"}
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 0x713d872eb44b42b31911dfc37dec82b6c2d607b90f736267e778117c920361d3. 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/45c39424-3a4b-4ad9-9874-479bd0ce5c15.json and https://artists.proofprofile.net/proofs/artist/45c39424-3a4b-4ad9-9874-479bd0ce5c15.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-17T08:11:48Z
  text: {"copyright_id":"0x713d872eb44b42b31911dfc37dec82b6c2d607b90f736267e778117c920361d3","name":"Owen Sinclair","registered_at":"2026-06-16T14:12:35Z","symbol":"NIM1076906","token_address":"0x3140c137319c98c204099c9ecb5ffb391e2d4f8b","type":"artist","uuid":"45c39424-3a4b-4ad9-9874-479bd0ce5c15"}
album: English Skies
  type: MusicAlbum
  date published: 2024-09-23