ISRC USBC11100137
Verified recording
USBC11100137 is “Concerto in F Minor, Op. 8 No. 4, RV 297: II. Largo” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0xb5ed614defa6d509e3727ce79f03ff19b0d31dca7d1a84e7dd2dc997f7943762 and independently timestamped
in Bitcoin block 956375 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC11100137.
Recording identifiers
- ISRC
- USBC11100137
- Title
- Concerto in F Minor, Op. 8 No. 4, RV 297: II. Largo
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0xb5ed614defa6d509e3727ce79f03ff19b0d31dca7d1a84e7dd2dc997f7943762
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T16:51:38+00:00
- Bitcoin block
- 956375
- Canonical record hash
sha256:555f650c04d8992c23ea465cd86833c64e469bd1ccb3578e79306aeeaaf412e3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC11100137
- Bitcoin block existence check
- https://blockstream.info/api/block/956375
Full record
Track page: Concerto in F Minor, Op. 8 No. 4, RV 297: II. Largo · Machine-readable JSON-LD