Dancing Days - Rough Mix with Vocal

Recording by Led Zeppelin.

Recording identifiers

ISRC
USAT21402422
CopyrightID (CopyrightChains transaction hash)
0xb1716aa8c9720a0fd8cfddbdc29befe421910617716f60bc30bc19591f47c5ae
Copyright registration time
2026-06-09T14:35:58+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:ddfcd1f3dd1404efa23e504391215723737bdd3273c2c3b88c993ab0986dd447

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.