ISRC FRZ131122070
Verified recording
FRZ131122070 is “Concerto for Violin and Strings in B Minor, RV 391 "La cetra": I. Allegro non molto” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0xbae621e5d27a7d14ac7c2aafe622c777d2581769656b073b475571c403ff5a4d and independently timestamped
in Bitcoin block 960404 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ131122070.
Recording identifiers
- ISRC
- FRZ131122070
- Title
- Concerto for Violin and Strings in B Minor, RV 391 "La cetra": I. Allegro non molto
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0xbae621e5d27a7d14ac7c2aafe622c777d2581769656b073b475571c403ff5a4d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T13:06:57+00:00
- Bitcoin block
- 960404
- Canonical record hash
sha256:b2b7c876e9b638fafb9195d66ce972f036c1209cb33318cbb6606579117ef50b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ131122070
- Bitcoin block existence check
- https://blockstream.info/api/block/960404
Full record
Track page: Concerto for Violin and Strings in B Minor, RV 391 "La cetra": I. Allegro non molto · Machine-readable JSON-LD