Ian Date
type: MusicGroup
description: Ian Date (born c. 1960) is an Australian acoustic and electric guitarist most associated with the Gypsy jazz and bebop genres. He achieved success in the 1980s in the band Sweet Atmosphere co-led with
popularity: 9
followers: 115
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x83b71add139a8825cc0c2681c514bb6396ec29c28b22248459a00807f7880cc5
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953896
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953896
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/0ecca8e8-7293-4f56-9c62-7be3dade7b7f.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/0ecca8e8-7293-4f56-9c62-7be3dade7b7f.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/0ecca8e8-7293-4f56-9c62-7be3dade7b7f
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-16T06:05:56Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x83b71add139a8825cc0c2681c514bb6396ec29c28b22248459a00807f7880cc5","name":"Ian Date","registered_at":"2026-06-15T18:40:24Z","symbol":"NIM0797125","token_address":"0xa1cbbd17ad8dfda2dfd21633d021001e6bc3f966","type":"artist","uuid":"0ecca8e8-7293-4f56-9c62-7be3dade7b7f"}
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 0x83b71add139a8825cc0c2681c514bb6396ec29c28b22248459a00807f7880cc5. 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/0ecca8e8-7293-4f56-9c62-7be3dade7b7f.json and https://artists.proofprofile.net/proofs/artist/0ecca8e8-7293-4f56-9c62-7be3dade7b7f.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-16T07:53:13Z
  text: {"copyright_id":"0x83b71add139a8825cc0c2681c514bb6396ec29c28b22248459a00807f7880cc5","name":"Ian Date","registered_at":"2026-06-15T18:40:24Z","symbol":"NIM0797125","token_address":"0xa1cbbd17ad8dfda2dfd21633d021001e6bc3f966","type":"artist","uuid":"0ecca8e8-7293-4f56-9c62-7be3dade7b7f"}
album: The Chooks Have a Look
  type: MusicAlbum
  date published: 2014-07-18