ISRC CA68Z1900267
Verified recording
CA68Z1900267 is “Concerto for 2 Violins, 2 Oboes & Bassoon in D Major, RV 564a: III. Allegro” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0x66205e3988cb83a5cf08bc99bc749028f5dde19d7f0c4ef1dabd3712f6a80dad 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/CA68Z1900267.
Recording identifiers
- ISRC
- CA68Z1900267
- Title
- Concerto for 2 Violins, 2 Oboes & Bassoon in D Major, RV 564a: III. Allegro
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0x66205e3988cb83a5cf08bc99bc749028f5dde19d7f0c4ef1dabd3712f6a80dad
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:00c43ef9471641dd8cbfc370d707ad7114b633ff4f856e3621da844734996ae0- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CA68Z1900267
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Concerto for 2 Violins, 2 Oboes & Bassoon in D Major, RV 564a: III. Allegro · Machine-readable JSON-LD