La bonne école

Recording by Demi Portion.

Recording identifiers

ISRC
FRX201930421
CopyrightID (CopyrightChains transaction hash)
0x0fdc590862e054b62edbb9dcb212c4fdc4b2c2a71badd30fd7afae5b72828ebf
Copyright registration time
2026-06-22T02:37:42+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:f883316eba41db14c1506200305417b7519753665e0ce81fdd466de60d13067f

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.