Billy Duffy
type: MusicGroup
genre: album rock
description: William Henry Duffy (born 12 May 1961) is an English rock musician, best known as the guitarist in the band The Cult. Early life Duffy was born and grew up in Manchester, England. He has Irish and Je
popularity: 15
followers: 428
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additional property: OTSVerifyInstructions
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  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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9f7a49dcce0d0d67219ccef331fee04427c00e2017bff96465fd14c976fcb60c. Chain 2 (Bitcoin): anchored in block 953842 (2026-06-15T22:22:30Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/e2a5f076-7b66-49d1-be41-3d1922ee55ca.json and https://artists.proofprofile.net/proofs/artist/e2a5f076-7b66-49d1-be41-3d1922ee55ca.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T22:22:30Z
  text: {"copyright_id":"0x9f7a49dcce0d0d67219ccef331fee04427c00e2017bff96465fd14c976fcb60c","name":"Billy Duffy","registered_at":"2026-06-15T04:27:44Z","symbol":"NIM0681930","token_address":"0x455707395a52e4d69c4457274f763092fe81a606","type":"artist","uuid":"e2a5f076-7b66-49d1-be41-3d1922ee55ca"}
track: Elected

Elected
type: MusicRecording
duration: PT4M0S
duration ms: 240866
explicit: false
by artist: Steve Jones
by artist: Duff McKagan
by artist: Matt Sorum
by artist: Billy Duffy
in album: Welcome to the Nightmare - an All-Star Salute to Alice Cooper
  type: MusicAlbum
  date published: 2006-04-25
popularity: 3
isrc code: USA370577280
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additional property: CopyrightStatus
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 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. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x92578058aca25c7520dad1b5b47cd04d14dd5976c01c7aeb257b5f105be39504. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USA370577280.
  date published: 2026-07-08T03:22:41Z
audio: Elected
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Mode (Major/Minor)
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  additional property: Danceability
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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  additional property: Key Name
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  additional property: Mode Name
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