ISRC FRZ208718110
Verified recording
FRZ208718110 is “Vivaldi: L'estro armonico, Concerto for 2 Violins in A Minor, Op. 3 No. 8, RV 522: I. Allegro” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0x220eaa9ff7d77b0ddc94e0b2ca058f3ddf4c313b9e533f027f2603b9109351ef and independently timestamped
in Bitcoin block 960302 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ208718110.
Recording identifiers
- ISRC
- FRZ208718110
- Title
- Vivaldi: L'estro armonico, Concerto for 2 Violins in A Minor, Op. 3 No. 8, RV 522: I. Allegro
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0x220eaa9ff7d77b0ddc94e0b2ca058f3ddf4c313b9e533f027f2603b9109351ef
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T20:09:33+00:00
- Bitcoin block
- 960302
- Canonical record hash
sha256:6fba7dd408690b66d4f76685ce5192f5a97916c5d6c4ff84179caf99e2069fbd- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ208718110
- Bitcoin block existence check
- https://blockstream.info/api/block/960302
Full record
Track page: Vivaldi: L'estro armonico, Concerto for 2 Violins in A Minor, Op. 3 No. 8, RV 522: I. Allegro · Machine-readable JSON-LD