La société des loisirs

Recording by Alfa Rococo.

Recording identifiers

ISRC
CAT501057110
CopyrightID (CopyrightChains transaction hash)
0x399d2e1cecc9dbf0f2ffa263443fa1c536a02189f577cd86e39da9e95a7c2085
Copyright registration time
2026-07-07T01:00:49+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:1927f8b7a7be1f2864afd72f84ae2d367e1f26f17f52be78e49762cffcd87df8

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.