La vieille bastringue

Recording by Roger Langlois.

Recording identifiers

ISRC
CAU111019437
CopyrightID (CopyrightChains transaction hash)
0xb2352c2126f5a34a9cb808afb9a23970e17062e001fc4692cf21f5a87aed0627
Copyright registration time
2026-07-30T19:12:49+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T19:42:40Z
Bitcoin block
960300
Canonical record hash
sha256:6a0ff51651cd0ca129f9fd87bb8cbabc3aea3f2899778a254c35e0eeb21a8249

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.