Troisième leçon de ténèbres: No. 1, Jod

Recording by François Couperin.

Recording identifiers

ISRC
ES7892000414
CopyrightID (CopyrightChains transaction hash)
0x80fc43238847a68b9e06014f5dce61d7e01cb3eb7dc0f3506ba15b2e1e77ac83
Copyright registration time
2026-07-07T19:29:32+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:39:04Z
Bitcoin block
957122
Canonical record hash
sha256:ff6693a9a728f2fed46c86e33165971bce41dd981c98020a4d08ff60c8b737b6

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.