Fragments

Recording by Matthew Frederick.

Recording identifiers

ISRC
UKA7R2000007
CopyrightID (CopyrightChains transaction hash)
0xcf8880760607289d0f43f08698037721a3acbfff5348b8b51decca5139a6a757
Copyright registration time
2026-07-06T05:14:03+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T07:16:32Z
Bitcoin block
956891
Canonical record hash
sha256:1b4dfb65b2e8610419e1421ca8e119097cb5e84791a6c8013c69c0b5acd87cc1

What this proof establishes

This recording belongs to ProofProfile's historical evidence base derived from the pre-2022 AcousticBrainz and MusicBrainz corpus. ISRC is the stable recording-level bridge from that source corpus to the authoritative cc-db-prod track record.

CopyrightChains and Bitcoin OpenTimestamps make the exact committed record independently verifiable today. The cryptographic proof does not by itself establish authorship or ownership of the underlying recording.

Read the complete pre-generative-AI provenance and verification method.