ISRC USB8U1611308
Verified recording
USB8U1611308 is “The Four Seasons, Violin Concerto in E Major, Op. 8 No. 1, RV 269 "Spring": The 4 Seasons: Violin Concerto in E Major, Op. 8, No. 1, RV 269, "La primavera" (Spring): I. Allegro” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0xc553641ae9b3ea161cd2925dc186699d306448901499c805b3e57c85566c7840 and independently timestamped
in Bitcoin block 960459 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1611308.
Recording identifiers
- ISRC
- USB8U1611308
- Title
- The Four Seasons, Violin Concerto in E Major, Op. 8 No. 1, RV 269 "Spring": The 4 Seasons: Violin Concerto in E Major, Op. 8, No. 1, RV 269, "La primavera" (Spring): I. Allegro
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0xc553641ae9b3ea161cd2925dc186699d306448901499c805b3e57c85566c7840
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T20:22:46+00:00
- Bitcoin block
- 960459
- Canonical record hash
sha256:1c1651f9ae11a87ac86483b79faebeaaf794756d8201672c92cf90200848da19- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1611308
- Bitcoin block existence check
- https://blockstream.info/api/block/960459
Full record
Track page: The Four Seasons, Violin Concerto in E Major, Op. 8 No. 1, RV 269 "Spring": The 4 Seasons: Violin Concerto in E Major, Op. 8, No. 1, RV 269, "La primavera" (Spring): I. Allegro · Machine-readable JSON-LD