West Side Story: Act I: Something's Coming

Recording by Leonard Bernstein.

Recording identifiers

ISRC
USSM16001099
CopyrightID (CopyrightChains transaction hash)
0x7f917c54caf6077671533a52e49fab80d9f6e2afcbf22f197dce245af9f48805
Copyright registration time
2026-06-05T12:12:14+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:a634b093f5bbb341cddb79640a0f9ea44f716d4d86f0c3c2e3e98d6d3a711d2f

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.