ISRC USSM11703230

Verified recording

USSM11703230 is “West Side Story (Original Broadway Cast): Act I: Tonight (Quintet and Chorus) - 2017 Remastered Version” by Leonard Bernstein, registered on the CopyrightChains blockchain with CopyrightID 0xd59175ed57c03084c9f371ca262b68caf9b316d54184807ac8031d2f8bef493e and independently timestamped in Bitcoin block 957118 on 2026-07-08. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11703230.

Recording identifiers

ISRC
USSM11703230
Title
West Side Story (Original Broadway Cast): Act I: Tonight (Quintet and Chorus) - 2017 Remastered Version
Artist
Leonard Bernstein
CopyrightID (CopyrightChains transaction hash)
0xd59175ed57c03084c9f371ca262b68caf9b316d54184807ac8031d2f8bef493e

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19+00:00
Bitcoin block
957118
Canonical record hash
sha256:c5156492ce6578eafa7c1015fdf5c2bd55ee5f3858066d21d67c14bd3b64f9c3
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11703230
Bitcoin block existence check
https://blockstream.info/api/block/957118

Full record

Track page: West Side Story (Original Broadway Cast): Act I: Tonight (Quintet and Chorus) - 2017 Remastered Version · Machine-readable JSON-LD