Marcus Bonfanti
type: MusicGroup
genre: blues
genre: blues rock
genre: modern blues
description: Marcus Bonfanti (born 5 May 1983) is a British blues singer, songwriter and guitarist. He has released three albums and one EP, and works both as a solo musician and, from 2014 until 2024, as the fron
popularity: 6
followers: 3025
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4b64d0436a3b21aeb7542ab7576308fe71e30a612fa2e7ad9fee8cfa2270399c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953996
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953996
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/2f660a4a-6abf-46d1-912d-c1902da09f9d.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/2f660a4a-6abf-46d1-912d-c1902da09f9d.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/2f660a4a-6abf-46d1-912d-c1902da09f9d
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-16T20:04:35Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x4b64d0436a3b21aeb7542ab7576308fe71e30a612fa2e7ad9fee8cfa2270399c","name":"Marcus Bonfanti","registered_at":"2026-06-16T06:07:06Z","symbol":"NIM0961052","token_address":"0x2c0b481161c194e332b506b9684ad64887df915a","type":"artist","uuid":"2f660a4a-6abf-46d1-912d-c1902da09f9d"}
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 0x4b64d0436a3b21aeb7542ab7576308fe71e30a612fa2e7ad9fee8cfa2270399c. Chain 2 (Bitcoin): anchored in block 953996 (2026-06-16T20:04:35Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/2f660a4a-6abf-46d1-912d-c1902da09f9d.json and https://artists.proofprofile.net/proofs/artist/2f660a4a-6abf-46d1-912d-c1902da09f9d.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-16T20:04:35Z
  text: {"copyright_id":"0x4b64d0436a3b21aeb7542ab7576308fe71e30a612fa2e7ad9fee8cfa2270399c","name":"Marcus Bonfanti","registered_at":"2026-06-16T06:07:06Z","symbol":"NIM0961052","token_address":"0x2c0b481161c194e332b506b9684ad64887df915a","type":"artist","uuid":"2f660a4a-6abf-46d1-912d-c1902da09f9d"}
album: Hard Times
  type: MusicAlbum
  date published: 2008
album: Knock Me Down - EP
  type: MusicAlbum
  date published: 2008-08-18
album: Hard Times
  type: MusicAlbum
  date published: 2008-11-24
album: What Good Am I to You?
  type: MusicAlbum
  date published: 2009
album: What Good Am I To You?
  type: MusicAlbum
  date published: 2010-01-25
album: Shake the Walls
  type: MusicAlbum
  date published: 2013-06-17