Sonatine, Op. 30: II. Calme et expressif

Recording by Marcel Tournier.

Recording identifiers

ISRC
FR50X2313310
CopyrightID (CopyrightChains transaction hash)
0x7bbc662b208a6e5d777486d2fb76ae80d39e929ed49104a861a9f2f6c00a3fde
Copyright registration time
2026-06-22T21:27:07+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:f55e7521fffa64c5cff6eb0e7747d464787dc23cde5d2ce5719260f01abbe0a7

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.