La Périchole, Acte I: Dialogue. Me voilà, moi !

Recording by Jacques Offenbach.

Recording identifiers

ISRC
ES75S1900117
CopyrightID (CopyrightChains transaction hash)
0x0d1efae99a99704db9a92940951aca2d0b87e4f389b0cd57ba926b8c886d740b
Copyright registration time
2026-07-07T20:19:41+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:f3031db330fbeb2d2420cacd25866c0d1472e006e144765316d640350a01e6c5

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.