Ernest et Firmin

Recording by Mario Canonge.

Recording identifiers

ISRC
FR6V80755993
CopyrightID (CopyrightChains transaction hash)
0x8fc2de038a0336435e9e25f4b4be1e83a230c2b950af894cfcb17e83af2dd6c9
Copyright registration time
2026-07-07T04:24:09+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:0de9f4164e644db7fb69bf21fd3c047a70c64f8dc92b490bab79e7c998bc4e61

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.