ISRC USTE10311523

Verified recording

USTE10311523 is “The Four Seasons, Violin Concerto in F Minor, Op. 8 No. 4, RV 297 "Winter": II. Largo (Arr. Y. Kondonassis & R. Werthen)” by Antonio Vivaldi, registered on the CopyrightChains blockchain with CopyrightID 0x0ffd28ebb50b9b157a19c06aacb536c414eebf24a462a239cfe1161365b99c88 and independently timestamped in Bitcoin block 960337 on 2026-07-31. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USTE10311523.

Recording identifiers

ISRC
USTE10311523
Title
The Four Seasons, Violin Concerto in F Minor, Op. 8 No. 4, RV 297 "Winter": II. Largo (Arr. Y. Kondonassis & R. Werthen)
Artist
Antonio Vivaldi
CopyrightID (CopyrightChains transaction hash)
0x0ffd28ebb50b9b157a19c06aacb536c414eebf24a462a239cfe1161365b99c88

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-31T02:51:48+00:00
Bitcoin block
960337
Canonical record hash
sha256:986641dab10ff9edfc2bc34a2a0cfab5696548b2fa6597b7e7068b5481f1a394
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USTE10311523
Bitcoin block existence check
https://blockstream.info/api/block/960337

Full record

Track page: The Four Seasons, Violin Concerto in F Minor, Op. 8 No. 4, RV 297 "Winter": II. Largo (Arr. Y. Kondonassis & R. Werthen) · Machine-readable JSON-LD