Paradoxal système

Recording by Laurent Voulzy.

Recording identifiers

ISRC
FRT409200030
CopyrightID (CopyrightChains transaction hash)
0x13aa380db54b8f1b9927a7e716021b1a9af3bbaf6f02bf372ced156cd9a6b8dd
Copyright registration time
2026-07-06T01:29:30+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T01:25:57Z
Bitcoin block
956856
Canonical record hash
sha256:661b99419d96db9e07dbd48311057b28e20015cdffa766a05bf1ec44a5dccb12

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.