ISRC USSM10800886
Verified recording
USSM10800886 is “The Four Seasons - Violin Concerto in E Major, Op. 8 No. 1, RV 269 "Spring": II. Largo e pianissimo sempre” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0xce2fc67f8d4ad5cdd44eaef288ec45c8f2561eced0be7d2b9f9d2e5708767d4c and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM10800886.
Recording identifiers
- ISRC
- USSM10800886
- Title
- The Four Seasons - Violin Concerto in E Major, Op. 8 No. 1, RV 269 "Spring": II. Largo e pianissimo sempre
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0xce2fc67f8d4ad5cdd44eaef288ec45c8f2561eced0be7d2b9f9d2e5708767d4c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:8f6fc949a116cc9b95828607ff3d5c19fbe605c021b2279f7b5c6f93fd939cac- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM10800886
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: The Four Seasons - Violin Concerto in E Major, Op. 8 No. 1, RV 269 "Spring": II. Largo e pianissimo sempre · Machine-readable JSON-LD