Ivan Drever
type: MusicGroup
genre: celtic
genre: celtic rock
description: Ivan Drever is a Scottish folk singer, songwriter and guitarist. He often tours with fiddler Duncan Chisholm who founded the Celtic rock band Wolfstone which Drever joined in 1990 but left in later ye
popularity: 4
followers: 543
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x42e26b407977d266d067a55986920bac6739723e88d76a86c46d28f96a9007ee
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954031
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954031
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/3abca6cd-58bd-4d7a-b00a-41e9026e5606.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/3abca6cd-58bd-4d7a-b00a-41e9026e5606.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/3abca6cd-58bd-4d7a-b00a-41e9026e5606
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-17T01:43:23Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x42e26b407977d266d067a55986920bac6739723e88d76a86c46d28f96a9007ee","name":"Ivan Drever","registered_at":"2026-06-16T09:57:53Z","symbol":"NIM1016149","token_address":"0x996506301c7db91ea56849eaefd394ba8a9c2339","type":"artist","uuid":"3abca6cd-58bd-4d7a-b00a-41e9026e5606"}
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 0x42e26b407977d266d067a55986920bac6739723e88d76a86c46d28f96a9007ee. 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/3abca6cd-58bd-4d7a-b00a-41e9026e5606.json and https://artists.proofprofile.net/proofs/artist/3abca6cd-58bd-4d7a-b00a-41e9026e5606.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-17T08:11:48Z
  text: {"copyright_id":"0x42e26b407977d266d067a55986920bac6739723e88d76a86c46d28f96a9007ee","name":"Ivan Drever","registered_at":"2026-06-16T09:57:53Z","symbol":"NIM1016149","token_address":"0x996506301c7db91ea56849eaefd394ba8a9c2339","type":"artist","uuid":"3abca6cd-58bd-4d7a-b00a-41e9026e5606"}
album: Four Walls
  type: MusicAlbum
  date published: 1996-01-01
album: The Lewis Blue
  type: MusicAlbum
  date published: 1998-01-01
album: The Lewis Blue
  type: MusicAlbum
  date published: 1998-01-01
album: Black, White
  type: MusicAlbum
  date published: 2000-01-01
album: Black, White & Blue
  type: MusicAlbum
  date published: 2000-01-01
album: Tradition (Scottish Songs)
  type: MusicAlbum
  date published: 2004-01-01
album: Tradition (Scottish Songs)
  type: MusicAlbum
  date published: 2004-01-01
album: Waterfront
  type: MusicAlbum
  date published: 2007-01-01
album: Notes From An Island
  type: MusicAlbum
  date published: 2010-05-17
album: Bless The Wind
  type: MusicAlbum
  date published: 2011-08-01
album: Keep On Keeping On
  type: MusicAlbum
  date published: 2012-09-01
album: Music From The Vaults, Vol. 1
  type: MusicAlbum
  date published: 2013-12-23
album: Music From The Vaults, Vol. 1
  type: MusicAlbum
  date published: 2013-12-23
album: What You Hear
  type: MusicAlbum
  date published: 2014-11-05
album: Sail On
  type: MusicAlbum
  date published: 2023-05-12