ISRC USSM12305351
Verified recording
USSM12305351 is “Violin Concerto No. 4 in F Minor, RV 297 "Winter": II. Largo” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0xf705e8baf5e1e7e1399fde502ab8e41e52ef2ebc996e174be69dc87537d585e9 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/USSM12305351.
Recording identifiers
- ISRC
- USSM12305351
- Title
- Violin Concerto No. 4 in F Minor, RV 297 "Winter": II. Largo
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0xf705e8baf5e1e7e1399fde502ab8e41e52ef2ebc996e174be69dc87537d585e9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:cfd1f0d4a1f074313f95fbe3fb812af7e19a9a4855b2c256fe35b3c8bb9eeefe- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM12305351
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: Violin Concerto No. 4 in F Minor, RV 297 "Winter": II. Largo · Machine-readable JSON-LD