West Side Story: Overture

Recording by Leonard Bernstein.

Recording identifiers

ISRC
USSM16001096
CopyrightID (CopyrightChains transaction hash)
0xe59bfd1af0916e3eddb8e4081cf516da3a6270531768339a3e78eb2fca632750
Copyright registration time
2026-06-06T03:40:59+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:3cf1b41b6d49b41d9a85658ebfb7a8281ab24fb69d37e1cdab8adfb861b72377

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.