ISRC USSM11703221
Verified recording
USSM11703221 is “West Side Story (Original Broadway Cast): Act I: Prologue - 2017 Remastered Version” by Leonard Bernstein,
registered on the CopyrightChains blockchain with CopyrightID
0xec427cc79602be770d2ff9769d396bb76f5878d7674bb5e3d8631fd432a300a2 and independently timestamped
in Bitcoin block 960229 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11703221.
Recording identifiers
- ISRC
- USSM11703221
- Title
- West Side Story (Original Broadway Cast): Act I: Prologue - 2017 Remastered Version
- Artist
- Leonard Bernstein
- CopyrightID (CopyrightChains transaction hash)
0xec427cc79602be770d2ff9769d396bb76f5878d7674bb5e3d8631fd432a300a2
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T08:30:10+00:00
- Bitcoin block
- 960229
- Canonical record hash
sha256:275d8e06cc576a95a31c5073c2ef2fc2ef528f5e6a0d1f4ff8f0b053bae0a83b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11703221
- Bitcoin block existence check
- https://blockstream.info/api/block/960229
Full record
Track page: West Side Story (Original Broadway Cast): Act I: Prologue - 2017 Remastered Version · Machine-readable JSON-LD