On n'a pas tous les jours vingt ans

Recording by Berthe Sylva.

Recording identifiers

ISRC
FR6V80010365
CopyrightID (CopyrightChains transaction hash)
0xd61264570961c715aeab4cffbc72862bc6122eea8e27d6a3a58c7ade04321fb6
Copyright registration time
2026-07-07T04:32:20+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:53:27Z
Bitcoin block
957124
Canonical record hash
sha256:4c4fd241acc27ffcb44833387302c9c76849a08b3c28faba996ec5fabcffcd3a

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.