Can-Can From Orpheus in the Underworld

Recording by Jacques Offenbach.

Recording identifiers

ISRC
USANG2489648
CopyrightID (CopyrightChains transaction hash)
0x4699523f5413a9d20f2e4fcb8505fe6b1bfda9c8d48a71939e48c2d1461c01ff
Copyright registration time
2026-06-04T07:12:26+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:b75aaad98641a830c449e566ec36d9879ef15d23290bc976c25e3a4f6f50d5e6

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.