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
2026-07-07T14:04:01Z
Bitcoin block
957046
Canonical record hash
sha256:2bf158ff3204e26aec025e5d550d7063ae5c3504192085c5333d41e89eed78af

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.