ISRC USV351456150
Verified recording
USV351456150 is “Le quattro stagioni, Concerto No. 4 in F Minor, Op. 8, RV 297, "Winter": II. Largo” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0x40512e26ba128b21bcc47a6adaafc66404b9ad22c40e169863bbc2b7e866f13d and independently timestamped
in Bitcoin block 960247 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USV351456150.
Recording identifiers
- ISRC
- USV351456150
- Title
- Le quattro stagioni, Concerto No. 4 in F Minor, Op. 8, RV 297, "Winter": II. Largo
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0x40512e26ba128b21bcc47a6adaafc66404b9ad22c40e169863bbc2b7e866f13d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T10:42:33+00:00
- Bitcoin block
- 960247
- Canonical record hash
sha256:38153efee78eb7707e8c1aa0e4eb2014421d8ae9ddd5d1cb0a1882b21af9915d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USV351456150
- Bitcoin block existence check
- https://blockstream.info/api/block/960247
Full record
Track page: Le quattro stagioni, Concerto No. 4 in F Minor, Op. 8, RV 297, "Winter": II. Largo · Machine-readable JSON-LD