Side 1, Pt. 2: It's What We Do

Recording by Pink Floyd.

Recording identifiers

ISRC
GBN9X1400052
CopyrightID (CopyrightChains transaction hash)
0x7bf6c225e69fa739e63c2f26e60636234acf4fbd26783a3f8b44d5b829e1b44e
Copyright registration time
2026-07-06T09:02:35+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T18:39:05Z
Bitcoin block
957073
Canonical record hash
sha256:8f81eabb81a2f1bb198265b626eb98fcaeecb756a9651d6738da883293374518

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.