ISRC USKO11300658
Verified recording
USKO11300658 is “La Cetra: Concerto No. 4 in E Major, RV263a: iii. Allegro non molto” by Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0xcb9d93c01a4ff8bc29067c7c567ee4141d9d1da4d70785a83bca4fee048cd055 and independently timestamped
in Bitcoin block 960247 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USKO11300658.
Recording identifiers
- ISRC
- USKO11300658
- Title
- La Cetra: Concerto No. 4 in E Major, RV263a: iii. Allegro non molto
- Artist
- Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0xcb9d93c01a4ff8bc29067c7c567ee4141d9d1da4d70785a83bca4fee048cd055
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T10:42:33+00:00
- Bitcoin block
- 960247
- Canonical record hash
sha256:1d2004e25440b63e1943496df3f8be1b7b65c602da587245366454cc602c82aa- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USKO11300658
- Bitcoin block existence check
- https://blockstream.info/api/block/960247
Full record
Track page: La Cetra: Concerto No. 4 in E Major, RV263a: iii. Allegro non molto · Machine-readable JSON-LD