Première Leçon de Ténèbres à voix seule: III. Beth

Recording by François Couperin.

Recording identifiers

ISRC
FR50X2412904
CopyrightID (CopyrightChains transaction hash)
0x1343132493a7ec5243ce2d527af68e28c239bc2f950ae7275caed4c46462e6b6
Copyright registration time
2026-06-24T04:22:18+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:adb27fda56f1ebb5b7249710dd5b5e817d6c17d6d0526799d5b0d1f568db75ec

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.