Rock and Roll - Alternate Mix

Recording by Led Zeppelin.

Recording identifiers

ISRC
USAT21402411
CopyrightID (CopyrightChains transaction hash)
0xa9e0e9d7542888a3f862e9a3724660357da5ae19ae06d927805803b3504a0472
Copyright registration time
2026-06-05T05:37:26+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:575e1346933d164ecb657899c0247d295f831b789604990447def76a3ad63972

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.