Deuxième Leçon de Ténèbres à voix seule: IV. Teth

Recording by François Couperin.

Recording identifiers

ISRC
FR50X2412913
CopyrightID (CopyrightChains transaction hash)
0x566757f7401440b9dab102740bc10cc7cc648f2dbce39c87c638234b61449a68
Copyright registration time
2026-07-06T08:58:55+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T18:39:05Z
Bitcoin block
957073
Canonical record hash
sha256:e1dac28a4c181d2c369e786fa5b5b9ea901db8ea41906344215178ca2a2fd04c

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.