ISRC FROV62437609
Verified recording
FROV62437609 is “Concerto for Lute in C Major: III. Tantino allegro e grazioso” by Jakob Friedrich Kleinknecht,
registered on the CopyrightChains blockchain with CopyrightID
0xefb3e077945367443a4d0ecff302542d4a25611ca8b27932d0bf231c3de10472 and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FROV62437609.
Recording identifiers
- ISRC
- FROV62437609
- Title
- Concerto for Lute in C Major: III. Tantino allegro e grazioso
- Artist
- Jakob Friedrich Kleinknecht
- CopyrightID (CopyrightChains transaction hash)
0xefb3e077945367443a4d0ecff302542d4a25611ca8b27932d0bf231c3de10472
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:d7f92cbce50395c435de6eb05615a1c1e28c7b189eebd3a87ec08a71f40ba183- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FROV62437609
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: Concerto for Lute in C Major: III. Tantino allegro e grazioso · Machine-readable JSON-LD