Side 2, Pt. 3: Unsung

Recording by Pink Floyd.

Recording identifiers

ISRC
GBN9X1400168
CopyrightID (CopyrightChains transaction hash)
0x6482f830c4f28c1354049361d2857010b64d5d780e7691865e5fcb5a638a9795
Copyright registration time
2026-06-05T10:42:29+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:7cdcd87229fcc0d8e154f7b6e032fab2c026a7bf8a41d26d5f4f528f1a84a2b0

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.