Orpheus in the Underworld: Can-Can

Recording by Jacques Offenbach.

Recording identifiers

ISRC
HKI199228501
CopyrightID (CopyrightChains transaction hash)
0x7341b2a8224cf5729af14ecd07026ccba723ecd71f1cbd8dff71310907903006
Copyright registration time
2026-01-28T21:57:56+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T06:56:49Z
Bitcoin block
956889
Canonical record hash
sha256:dd43a7d5032e99ba0cbb65bd7995051f9274e32cc1c5ec3924a254c258ba46e2

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.