ISRC US4R31334358
Verified recording
US4R31334358 is “The Four Seasons, Op. 8, Concerto No. 1 in E Major, RV 269 "La primavera" (Spring): I. Allegro” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0x7e6d3d7ed7c158cd2dfa45cb00b5dd15a70b20456b32a3279f5132a19be03f46 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US4R31334358.
Recording identifiers
- ISRC
- US4R31334358
- Title
- The Four Seasons, Op. 8, Concerto No. 1 in E Major, RV 269 "La primavera" (Spring): I. Allegro
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0x7e6d3d7ed7c158cd2dfa45cb00b5dd15a70b20456b32a3279f5132a19be03f46
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:7344701315ae825d843e1f6449fdb8be842251f746feaf658d17f34cb3a68d37- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US4R31334358
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: The Four Seasons, Op. 8, Concerto No. 1 in E Major, RV 269 "La primavera" (Spring): I. Allegro · Machine-readable JSON-LD