ISRC CAJ721876007
Verified recording
CAJ721876007 is “Concerto Pour Flûte À Bec Alto, Cordes Et Basse Continue En Sol Mineur, Op. 10 No. 2, "La Notte", RV 439: IV. Il Sonno : Largo” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0x8254c95a3cf7b49052108eaa3cef271bc111092fc608122b1ea2838c4486f245 and independently timestamped
in Bitcoin block 960266 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CAJ721876007.
Recording identifiers
- ISRC
- CAJ721876007
- Title
- Concerto Pour Flûte À Bec Alto, Cordes Et Basse Continue En Sol Mineur, Op. 10 No. 2, "La Notte", RV 439: IV. Il Sonno : Largo
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0x8254c95a3cf7b49052108eaa3cef271bc111092fc608122b1ea2838c4486f245
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T14:44:50+00:00
- Bitcoin block
- 960266
- Canonical record hash
sha256:5f853f0fa4bef255083c2f7e6aa9c1139314f4a2e05559d91a98248c12418d6d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CAJ721876007
- Bitcoin block existence check
- https://blockstream.info/api/block/960266
Full record
Track page: Concerto Pour Flûte À Bec Alto, Cordes Et Basse Continue En Sol Mineur, Op. 10 No. 2, "La Notte", RV 439: IV. Il Sonno : Largo · Machine-readable JSON-LD