Side 4, Pt. 4: Louder Than Words

Recording by Pink Floyd.

Recording identifiers

ISRC
GBN9X1400180
CopyrightID (CopyrightChains transaction hash)
0x5cb89ba02705c0cf632c0bcef015d774ce3563e29d0e52fa7c74b47fd887126b
Copyright registration time
2026-06-04T12:51:27+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:51561fbbf42cc8c9978df4e87102f1122d08992a3b9eac349515116d620c7f72

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.