Masculine Women! Feminine Men!

Recording by Irving Kaufman.

Recording identifiers

ISRC
TCADL1870125
CopyrightID (CopyrightChains transaction hash)
0xbbc1ae4327dd10628c7075ee862551614221ddc6c27e44d37de076077baae2d1
Copyright registration time
2026-06-25T22:45:58+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:db1be8ceb5d83d450bce57b0b0cdc2680b8908dedd5fa20c2709c6fa1b318b7a

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.