ISRC GBBBA0401742
Verified recording
GBBBA0401742 is “Sonata for Piano and Violin in E minor, K.304: 2. Tempo di minuetto” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x253ce723cb698044394f91d7302973e81cf0d42a3607003d6c0faa8e2bd0de2e and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBA0401742.
Recording identifiers
- ISRC
- GBBBA0401742
- Title
- Sonata for Piano and Violin in E minor, K.304: 2. Tempo di minuetto
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x253ce723cb698044394f91d7302973e81cf0d42a3607003d6c0faa8e2bd0de2e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:658ac19c7954a41a0b43453704003b8e08b5e0099a9dd9fe4cafa983a781dd72- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBA0401742
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Sonata for Piano and Violin in E minor, K.304: 2. Tempo di minuetto · Machine-readable JSON-LD