ISRC FRX290200940
Verified recording
FRX290200940 is “The Four Seasons, Violin Concerto No. 4 in F Minor, RV 297 "Winter": II. Largo” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0x85cd75a79aa66c81716d4e25ae8a0ae217277ebbebdd2477f34b44c19cfb338d and independently timestamped
in Bitcoin block 960381 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRX290200940.
Recording identifiers
- ISRC
- FRX290200940
- Title
- The Four Seasons, Violin Concerto No. 4 in F Minor, RV 297 "Winter": II. Largo
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0x85cd75a79aa66c81716d4e25ae8a0ae217277ebbebdd2477f34b44c19cfb338d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T09:50:11+00:00
- Bitcoin block
- 960381
- Canonical record hash
sha256:5554fca599b5cc4aa95f3a1a2fb0f16a1dcc1b8a35a3af7fcdcfb46629961232- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRX290200940
- Bitcoin block existence check
- https://blockstream.info/api/block/960381
Full record
Track page: The Four Seasons, Violin Concerto No. 4 in F Minor, RV 297 "Winter": II. Largo · Machine-readable JSON-LD