Ferré / Transc Ducros: Colloque sentimental

Recording by Léo Ferré.

Recording identifiers

ISRC
GBAYC1402760
CopyrightID (CopyrightChains transaction hash)
0xb5338c22778ce8f067fbe5710f3cafb5e9e2a964b7ff5fffc137e0045eec24d1
Copyright registration time
2026-06-20T04:46:55+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:5cc299063a5083704b4c1f5cf2a0cef51c1951c78d7c628f210e085072a714dd

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.