Cabaret: Telephone Song

Recording by John Kander.

Recording identifiers

ISRC
USSM10409894
CopyrightID (CopyrightChains transaction hash)
0xca536d9394bd53db2e9a61998fa49261919a9711b46f1093e58b47cd7f71c7d2
Copyright registration time
2026-06-20T19:41:42+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:4103a5b0f4c5ff9ee812b40e4ab588f7dbdc56d033f62d83ece5d40a5977766a

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.