Je sais pas

Recording by Mattyeux.

Recording identifiers

ISRC
FR9W12436666
CopyrightID (CopyrightChains transaction hash)
0x11920777c13690b571bfd7e8350a023b97d21056337d76d43aceccdb6f2169fa
Copyright registration time
2026-06-05T10:13:45+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:99455c246b8e417d96ee09539872bd3d55a6376b32c73150f432c7aa8ab1c211

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.