Cabaret: Perfectly Marvelous

Recording by John Kander.

Recording identifiers

ISRC
USSM10409895
CopyrightID (CopyrightChains transaction hash)
0x083014afa29de4b6a68733e835caa3e159493f3501d4d969fd71ad93b5cd83c9
Copyright registration time
2026-06-21T05:49:58+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:e9bb571177838c81f5722cbf939ced9622ff493f3fbf6005c8a5ea0ce3ce760b

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.