ISRC FRZ132113030
Verified recording
FRZ132113030 is “L'estro armonico. Concerto No. 1 for 4 Violins in D Major, Op. 3, RV 549: III. Allegro” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0x5ad8d08b2cb1078fa3ee68b70dbf7753aafef4425f684909a56d948c0e821d0f and independently timestamped
in Bitcoin block 960218 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ132113030.
Recording identifiers
- ISRC
- FRZ132113030
- Title
- L'estro armonico. Concerto No. 1 for 4 Violins in D Major, Op. 3, RV 549: III. Allegro
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0x5ad8d08b2cb1078fa3ee68b70dbf7753aafef4425f684909a56d948c0e821d0f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T06:57:05+00:00
- Bitcoin block
- 960218
- Canonical record hash
sha256:e9873c9937533353b38434ed9b0d9a41ef4473c8ed291aff658a3f0272a6a455- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ132113030
- Bitcoin block existence check
- https://blockstream.info/api/block/960218
Full record
Track page: L'estro armonico. Concerto No. 1 for 4 Violins in D Major, Op. 3, RV 549: III. Allegro · Machine-readable JSON-LD