Can Can from "Orpheus in the Underworld"

Recording by Charles Gerhardt.

Recording identifiers

ISRC
USRDG0110992
CopyrightID (CopyrightChains transaction hash)
0xdfc95d776dac01d2bdc44feaae88f76fdca84c873ed1cbfcd6ac8c7898c59911
Copyright registration time
2026-07-29T11:25:10+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T11:30:20Z
Bitcoin block
960099
Canonical record hash
sha256:2ef3342fb3a04ce64e1de3389af90cc65eea4cab9c88d7070e78542dc53ca5b4

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.