ISRC FRZ208717620
Verified recording
FRZ208717620 is “Vivaldi: L'estro armonico, Violin Concerto in G Major, Op. 3 No. 3, RV 310: II. Largo” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0xdfce5dde32b91486828798c851898e8f2ba252548c83d916cb8d742a27032aee 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/FRZ208717620.
Recording identifiers
- ISRC
- FRZ208717620
- Title
- Vivaldi: L'estro armonico, Violin Concerto in G Major, Op. 3 No. 3, RV 310: II. Largo
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0xdfce5dde32b91486828798c851898e8f2ba252548c83d916cb8d742a27032aee
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:3e787011a5281b3fcfcc4391d5a8140cf56781b517a041748090214cc2bc6ce5- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ208717620
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Vivaldi: L'estro armonico, Violin Concerto in G Major, Op. 3 No. 3, RV 310: II. Largo · Machine-readable JSON-LD