On the Twentieth Century: Never

Recording by Cy Coleman.

Recording identifiers

ISRC
USSM10407401
CopyrightID (CopyrightChains transaction hash)
0x001fd5d6453042533a4f14d5a2940bc5344895561675a2be4ada99fd1cf7eb44
Copyright registration time
2026-07-06T21:24:58+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:30858d48503b81d3f00cd965baa0c72466f1c533157f0de61535c4daad1cca12

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.