ISRC CA68Z1900262
Verified recording
CA68Z1900262 is “Concerto for 4 Violins in B-Flat Major, RV 553: I. Allegro” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0x8a56bbee61c583afab52a6ebe416932eb9dc15cda8a795b0fb7b6bff2c697121 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/CA68Z1900262.
Recording identifiers
- ISRC
- CA68Z1900262
- Title
- Concerto for 4 Violins in B-Flat Major, RV 553: I. Allegro
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0x8a56bbee61c583afab52a6ebe416932eb9dc15cda8a795b0fb7b6bff2c697121
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:2d94e893c93013d82d71a35686ec0edb462f8b2baa6fe53a1dee1ef560a737ac- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CA68Z1900262
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Concerto for 4 Violins in B-Flat Major, RV 553: I. Allegro · Machine-readable JSON-LD