ISRC DEF058430611

Verified recording

DEF058430611 is “West Side Story: XIV. Gee, Officer Krupke” by Leonard Bernstein, registered on the CopyrightChains blockchain with CopyrightID 0x0c1103c49f53cf78ab2497134990b0767c8e679fb9c95437ebb6f13cd78f941d and independently timestamped in Bitcoin block 960106 on 2026-07-29. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058430611.

Recording identifiers

ISRC
DEF058430611
Title
West Side Story: XIV. Gee, Officer Krupke
Artist
Leonard Bernstein
CopyrightID (CopyrightChains transaction hash)
0x0c1103c49f53cf78ab2497134990b0767c8e679fb9c95437ebb6f13cd78f941d

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-29T12:41:21+00:00
Bitcoin block
960106
Canonical record hash
sha256:4796a15dc1ddfa7cda19e3126dd3c5046f2be59e8391d9dfd54b279280cb14b5
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058430611
Bitcoin block existence check
https://blockstream.info/api/block/960106

Full record

Track page: West Side Story: XIV. Gee, Officer Krupke · Machine-readable JSON-LD