ISRC FRZ209022101
Verified recording
FRZ209022101 is “Mozart: Piano Sonata No. 3 in B-Flat Major, K. 281: I. Allegro” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0xe831abb33a1044acdfd15093fa3698d5173e86a75b3c8b3e50225760519298d3 and independently timestamped
in Bitcoin block 960397 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ209022101.
Recording identifiers
- ISRC
- FRZ209022101
- Title
- Mozart: Piano Sonata No. 3 in B-Flat Major, K. 281: I. Allegro
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0xe831abb33a1044acdfd15093fa3698d5173e86a75b3c8b3e50225760519298d3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T12:24:41+00:00
- Bitcoin block
- 960397
- Canonical record hash
sha256:8fcbb7a3ab73689d1d628deacc511a66f12da8f4e33bded88fb057ddce5acfe8- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ209022101
- Bitcoin block existence check
- https://blockstream.info/api/block/960397
Full record
Track page: Mozart: Piano Sonata No. 3 in B-Flat Major, K. 281: I. Allegro · Machine-readable JSON-LD