Yesterday Man

Recording by Robert Wyatt.

Recording identifiers

ISRC
GBCEL0800670
CopyrightID (CopyrightChains transaction hash)
0xe06d18cac7581dec60fc66bde4d2a3acfdb4e2d0f255dae089f79a09b3aa1d66
Copyright registration time
2026-06-24T12:38:05+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:572bcc6d1e85f735b972897b30cff70102a3387f496076216a6c0ae10e85c3cb

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.