Le garçon triste

Recording by Isabelle Boulay.

Recording identifiers

ISRC
CAA501739308
CopyrightID (CopyrightChains transaction hash)
0xbd5795a29f900375ff377c8e90dc6a503c0d156d127b584ece09e4ba9289b5de
Copyright registration time
2026-06-19T14:43:45+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:74f287d295fd936e1c6c85d3bf84c94893c99756ac7c847118f0a78d72711bf8

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.