ISRC USSM10411931
Verified recording
USSM10411931 is “West Side Story (Original Broadway Cast): Act II: Gee, Officer Krupke” by Leonard Bernstein,
registered on the CopyrightChains blockchain with CopyrightID
0x5faa8d412770db01c5182155c7790257af1ade2aaa16957b5e2dc5adacce7bcc and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM10411931.
Recording identifiers
- ISRC
- USSM10411931
- Title
- West Side Story (Original Broadway Cast): Act II: Gee, Officer Krupke
- Artist
- Leonard Bernstein
- CopyrightID (CopyrightChains transaction hash)
0x5faa8d412770db01c5182155c7790257af1ade2aaa16957b5e2dc5adacce7bcc
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:95c81d6ebb27816eece43ccafbac0e0584c161e183b339edc48282c2205463b3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM10411931
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: West Side Story (Original Broadway Cast): Act II: Gee, Officer Krupke · Machine-readable JSON-LD