ISRC FRZ132113390
Verified recording
FRZ132113390 is “L'estro armonico. Concerto No. 5 for 2 Violins in A Major, Op. 3, RV 519: III. Allegro” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0x24f0b27fea2b46266e0058b8ad8db237cb7ac4370331388c272744fd17149e00 and independently timestamped
in Bitcoin block 960397 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ132113390.
Recording identifiers
- ISRC
- FRZ132113390
- Title
- L'estro armonico. Concerto No. 5 for 2 Violins in A Major, Op. 3, RV 519: III. Allegro
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0x24f0b27fea2b46266e0058b8ad8db237cb7ac4370331388c272744fd17149e00
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T12:24:41+00:00
- Bitcoin block
- 960397
- Canonical record hash
sha256:4ed6eb6575a367bc92e99dfd652a0adda99b4840920ceacb4006487ec7599d7b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ132113390
- Bitcoin block existence check
- https://blockstream.info/api/block/960397
Full record
Track page: L'estro armonico. Concerto No. 5 for 2 Violins in A Major, Op. 3, RV 519: III. Allegro · Machine-readable JSON-LD