ISRC CALC41100579
Verified recording
CALC41100579 is “Concerto in D Minor for 2 Recorders, 2 Oboes, 2 Violins, Strings and Continuo, RV 566 / I. Allegro assai” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0xa61a7a294844c4714cd8c40f572a3d3dadc8fee1f278377e95c2a2286854d565 and independently timestamped
in Bitcoin block 960348 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CALC41100579.
Recording identifiers
- ISRC
- CALC41100579
- Title
- Concerto in D Minor for 2 Recorders, 2 Oboes, 2 Violins, Strings and Continuo, RV 566 / I. Allegro assai
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0xa61a7a294844c4714cd8c40f572a3d3dadc8fee1f278377e95c2a2286854d565
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T05:17:02+00:00
- Bitcoin block
- 960348
- Canonical record hash
sha256:5ce02793103a9592fa1eba71c06ed76482f13e89dd112a4dd235d418cda9de32- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CALC41100579
- Bitcoin block existence check
- https://blockstream.info/api/block/960348
Full record
Track page: Concerto in D Minor for 2 Recorders, 2 Oboes, 2 Violins, Strings and Continuo, RV 566 / I. Allegro assai · Machine-readable JSON-LD