ISRC GBBBA0401681

Verified recording

GBBBA0401681 is “Sonata for Piano and Violin in F, K.377: 1. Allegro” by Wolfgang Amadeus Mozart, registered on the CopyrightChains blockchain with CopyrightID 0xa65e5cdc455f8acf867cbb3cbc239df701cb9e296b29debb538fa746b56e28fd and independently timestamped in Bitcoin block 957073 on 2026-07-07. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBA0401681.

Recording identifiers

ISRC
GBBBA0401681
Title
Sonata for Piano and Violin in F, K.377: 1. Allegro
Artist
Wolfgang Amadeus Mozart
CopyrightID (CopyrightChains transaction hash)
0xa65e5cdc455f8acf867cbb3cbc239df701cb9e296b29debb538fa746b56e28fd

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-07T18:39:05+00:00
Bitcoin block
957073
Canonical record hash
sha256:ea9f32919d93af213db898e04c99169c77ad1ae31d8dcf5d5b246a5af087e437
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBA0401681
Bitcoin block existence check
https://blockstream.info/api/block/957073

Full record

Track page: Sonata for Piano and Violin in F, K.377: 1. Allegro · Machine-readable JSON-LD