ISRC USKO11300650
Verified recording
USKO11300650 is “La Cetra: Concerto No. 2 in A Major, RV345: i. Allegro” by Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0x644e804bc576a78ebedff036585ab768140603608fe28e3e26a5c610c8158284 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/USKO11300650.
Recording identifiers
- ISRC
- USKO11300650
- Title
- La Cetra: Concerto No. 2 in A Major, RV345: i. Allegro
- Artist
- Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0x644e804bc576a78ebedff036585ab768140603608fe28e3e26a5c610c8158284
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:1cac34cc40c6229a827c58efa3b2ee8f909edfe647412cef4317113cd6ca565b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USKO11300650
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: La Cetra: Concerto No. 2 in A Major, RV345: i. Allegro · Machine-readable JSON-LD