ISRC CZA169101216
Verified recording
CZA169101216 is “Viola Concerto in F Major: I. Allegro moderato” by Carl Ditters von Dittersdorf,
registered on the CopyrightChains blockchain with CopyrightID
0xe3604c2fe33851070fdb545aa01625aa335b45c12bfc4fa0d7b12e20f33b47b2 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/CZA169101216.
Recording identifiers
- ISRC
- CZA169101216
- Title
- Viola Concerto in F Major: I. Allegro moderato
- Artist
- Carl Ditters von Dittersdorf
- CopyrightID (CopyrightChains transaction hash)
0xe3604c2fe33851070fdb545aa01625aa335b45c12bfc4fa0d7b12e20f33b47b2
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:c98399c87ec26eba4a30c4d0ee3893cc47545df3b8c38c405f14172138aafa43- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA169101216
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Viola Concerto in F Major: I. Allegro moderato · Machine-readable JSON-LD