ISRC GBAYC9500619
Verified recording
GBAYC9500619 is “Bernstein: West Side Story, Act 1: "Tonight"” by Leonard Bernstein,
registered on the CopyrightChains blockchain with CopyrightID
0x6e5735adcf8023dfd44e58024b1a3513f9b069d0b180f0995608a2eeb2b00931 and independently timestamped
in Bitcoin block 960362 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9500619.
Recording identifiers
- ISRC
- GBAYC9500619
- Title
- Bernstein: West Side Story, Act 1: "Tonight"
- Artist
- Leonard Bernstein
- CopyrightID (CopyrightChains transaction hash)
0x6e5735adcf8023dfd44e58024b1a3513f9b069d0b180f0995608a2eeb2b00931
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T06:58:00+00:00
- Bitcoin block
- 960362
- Canonical record hash
sha256:4ef584b2389511a82090238d965c37d98751ce1ba714a3fc6bf6425e5b292155- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9500619
- Bitcoin block existence check
- https://blockstream.info/api/block/960362
Full record
Track page: Bernstein: West Side Story, Act 1: "Tonight" · Machine-readable JSON-LD