Mathieu

Recording by Thomas Fersen.

Recording identifiers

ISRC
FR1K31000080
CopyrightID (CopyrightChains transaction hash)
0x538821c20c04765d9d58378bc721f9951a30bd760675a487b13f5ccf9d1d01de
Copyright registration time
2026-07-06T08:47:53+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T14:41:13Z
Bitcoin block
957050
Canonical record hash
sha256:fd6e5e4484f7715e5ddf955846debb1b7715683c0e9a3e63326db6cb524f36fd

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.