ISRC USBC19200751
Verified recording
USBC19200751 is “Concerto for Violin, Strings and Harpsichord in D Major, RV 209: II. Lento” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0x2423e87ff27514257f06f2529da9f883106d080e1698b247b482186cc532c368 and independently timestamped
in Bitcoin block 960448 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC19200751.
Recording identifiers
- ISRC
- USBC19200751
- Title
- Concerto for Violin, Strings and Harpsichord in D Major, RV 209: II. Lento
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0x2423e87ff27514257f06f2529da9f883106d080e1698b247b482186cc532c368
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T18:48:12+00:00
- Bitcoin block
- 960448
- Canonical record hash
sha256:00354e82005a681f312570cee2cc446a4b60c83f0ead6c0cdcdbd7ea4f1c4199- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC19200751
- Bitcoin block existence check
- https://blockstream.info/api/block/960448
Full record
Track page: Concerto for Violin, Strings and Harpsichord in D Major, RV 209: II. Lento · Machine-readable JSON-LD