ISRC USCGJ1424930

Verified recording

USCGJ1424930 is “Nocturne in G-Flat Major, Op. 43” by Alphonse Hasselmans, registered on the CopyrightChains blockchain with CopyrightID 0x931da184bd6c0ca4f434a3b2afcffb642162714831f42ee8a9516a723293c114 and independently timestamped in Bitcoin block 960497 on 2026-08-01. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USCGJ1424930.

Recording identifiers

ISRC
USCGJ1424930
Title
Nocturne in G-Flat Major, Op. 43
Artist
Alphonse Hasselmans
CopyrightID (CopyrightChains transaction hash)
0x931da184bd6c0ca4f434a3b2afcffb642162714831f42ee8a9516a723293c114

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-08-01T02:22:04+00:00
Bitcoin block
960497
Canonical record hash
sha256:fb744a103f1466389d3579777a539ad971e319ec67d25da9803e6cc0d9bf2182
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USCGJ1424930
Bitcoin block existence check
https://blockstream.info/api/block/960497

Full record

Track page: Nocturne in G-Flat Major, Op. 43 · Machine-readable JSON-LD