Marco Zaffarano
type: MusicGroup
popularity: 11
followers: 750
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xfa1a9d840dc813abf88b280be1e1e29926726962efdf1664f7ae4a008af98417
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953746
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953746
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/a41e3cf6-d1e1-4708-b7ba-aa5804f126e5.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/a41e3cf6-d1e1-4708-b7ba-aa5804f126e5.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/a41e3cf6-d1e1-4708-b7ba-aa5804f126e5
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-15T05:25:34Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xfa1a9d840dc813abf88b280be1e1e29926726962efdf1664f7ae4a008af98417","name":"Marco Zaffarano","registered_at":"2026-06-14T21:45:19Z","symbol":"NIM0585826","token_address":"0xe724df07249c73b9d4126b798a191030409bb2d2","type":"artist","uuid":"a41e3cf6-d1e1-4708-b7ba-aa5804f126e5"}
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 0xfa1a9d840dc813abf88b280be1e1e29926726962efdf1664f7ae4a008af98417. Chain 2 (Bitcoin): anchored in block 953746 (2026-06-15T05:25:34Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/a41e3cf6-d1e1-4708-b7ba-aa5804f126e5.json and https://artists.proofprofile.net/proofs/artist/a41e3cf6-d1e1-4708-b7ba-aa5804f126e5.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T05:25:34Z
  text: {"copyright_id":"0xfa1a9d840dc813abf88b280be1e1e29926726962efdf1664f7ae4a008af98417","name":"Marco Zaffarano","registered_at":"2026-06-14T21:45:19Z","symbol":"NIM0585826","token_address":"0xe724df07249c73b9d4126b798a191030409bb2d2","type":"artist","uuid":"a41e3cf6-d1e1-4708-b7ba-aa5804f126e5"}
album: Hippodrama / The Band
  type: MusicAlbum
  date published: 1997-03-01
album: Clown Confusion / Do Tigers Jump
  type: MusicAlbum
  date published: 1997-06-01
album: The Band (1999 Remix)
  type: MusicAlbum
  date published: 1999-12-12
album: Re-Take / Playback
  type: MusicAlbum
  date published: 2009-11-01
album: Re-Take
  type: MusicAlbum
  date published: 2010-09-21
album: Pandora's Box: The Remixes
  type: MusicAlbum
  date published: 2021-08-27
album: Darkness
  type: MusicAlbum
  date published: 2022-02-18
album: It Is Me
  type: MusicAlbum
  date published: 2023-03-24
album: Fly High EP
  type: MusicAlbum
  date published: 2024-01-26
album: Fly High EP
  type: MusicAlbum
  date published: 2024-01-26
album: Extasy EP
  type: MusicAlbum
  date published: 2024-05-10
album: Close Your Eyes
  type: MusicAlbum
  date published: 2024-07-19
album: Number One EP
  type: MusicAlbum
  date published: 2025-04-04