ISRC FRZ132113060
Verified recording
FRZ132113060 is “L'estro armonico. Concerto No. 2 for 2 Violins in G Minor, Op. 3, RV 578: III. Larghetto” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0x62e9410c2334df9998456c6fc69970bc209eaa1f3488be6257914c2f7977d89b and independently timestamped
in Bitcoin block 960273 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ132113060.
Recording identifiers
- ISRC
- FRZ132113060
- Title
- L'estro armonico. Concerto No. 2 for 2 Violins in G Minor, Op. 3, RV 578: III. Larghetto
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0x62e9410c2334df9998456c6fc69970bc209eaa1f3488be6257914c2f7977d89b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T15:42:38+00:00
- Bitcoin block
- 960273
- Canonical record hash
sha256:1c84322f8dafd2e2dd6aac776188ab11e3e05f3bd8c552956aa30008ce270885- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ132113060
- Bitcoin block existence check
- https://blockstream.info/api/block/960273
Full record
Track page: L'estro armonico. Concerto No. 2 for 2 Violins in G Minor, Op. 3, RV 578: III. Larghetto · Machine-readable JSON-LD