Le papillon

Recording by Jacques Offenbach.

Recording identifiers

ISRC
GBF078842103
CopyrightID (CopyrightChains transaction hash)
0x375e02ae8dcab283028bc69c5739b2e4df54cd945aa976fe624380444de4c35a
Copyright registration time
2026-07-07T07:39:17+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:4af07f59e627dc0ade7c3b7803de2bed0daa39dbc17bd7501e373e7536914554

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.