Dix et sept, cinq, trese, quatorse et quinse

Recording by Guillaume de Machaut.

Recording identifiers

ISRC
FR6V51300430
CopyrightID (CopyrightChains transaction hash)
0xbd6ab23d5c2eb7ba21880ed0694f6607f7603f898d0d151fe5cd87ba04541685
Copyright registration time
2026-07-07T15:28:47+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:29641bda5bdad765d39216a7706bc99f3d8a704360d9569884ead24c591c0145

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.