L'invisible

Recording by Martin Léon.

Recording identifiers

ISRC
CAL541012808
CopyrightID (CopyrightChains transaction hash)
0x2345dcf7cf05397f67cabfd05846a097aa0238eb8278877af6b970f36c38bbda
Copyright registration time
2026-06-25T01:19:54+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:241332b653a632180847bb6fe1f6b07e49b2f4113b81d2cb2c60f1402737b77c

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.