Walter's Walk - Rough Mix

Recording by Led Zeppelin.

Recording identifiers

ISRC
USAT21500104
CopyrightID (CopyrightChains transaction hash)
0xf954fb1b5bf921369f88d4a88bec0f13629a55936dc13f827268d26f8fe26dcc
Copyright registration time
2026-06-10T00:46:18+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:77ceb7887675a3591f745e2a61961b73d40fc3ef6751c9a615bc02bed8abdf0f

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.