Side 4, Pt. 3: Surfacing

Recording by Pink Floyd.

Recording identifiers

ISRC
GBN9X1400179
CopyrightID (CopyrightChains transaction hash)
0x2aa47ac87c341869a838868795c0656444ae4dd5c84201e89667697bbb1ace55
Copyright registration time
2026-06-04T16:31:53+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:2ec6288894fba6e768d36a39e15336c995a53ed838cd1755e74b1ee64b8e378d

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.