ISRC FRZ209022003
Verified recording
FRZ209022003 is “Mozart: Piano Sonata No. 2 in F Major, K. 280: III. Presto” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0xf5ecea28a7e2ef3ed037c13b38a32191334444fcbb364a9a5b7de07cee68d7a3 and independently timestamped
in Bitcoin block 960494 on 2026-08-01.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ209022003.
Recording identifiers
- ISRC
- FRZ209022003
- Title
- Mozart: Piano Sonata No. 2 in F Major, K. 280: III. Presto
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0xf5ecea28a7e2ef3ed037c13b38a32191334444fcbb364a9a5b7de07cee68d7a3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-08-01T01:44:32+00:00
- Bitcoin block
- 960494
- Canonical record hash
sha256:8789f5ad80b3bef15a8b67f2da0e56123088508ba7e1f08e1462965a38b1a28f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ209022003
- Bitcoin block existence check
- https://blockstream.info/api/block/960494
Full record
Track page: Mozart: Piano Sonata No. 2 in F Major, K. 280: III. Presto · Machine-readable JSON-LD