ISRC FRZ131802140
Verified recording
FRZ131802140 is “Violin Concerto in F Major, RV 288: II. Largo” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0x54384ddcf61d778d663ad2185e40dcd7b497c5915a5313ecccc6e10ba5b16e0c 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/FRZ131802140.
Recording identifiers
- ISRC
- FRZ131802140
- Title
- Violin Concerto in F Major, RV 288: II. Largo
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0x54384ddcf61d778d663ad2185e40dcd7b497c5915a5313ecccc6e10ba5b16e0c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:220eff1e36383e4a5c8afbae85580ea9ae36ca30998f2b0a0c71d426a920324b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ131802140
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Violin Concerto in F Major, RV 288: II. Largo · Machine-readable JSON-LD