ISRC DEF058902812
Verified recording
DEF058902812 is “Concerto in B Minor, RV 580: II. Largo - Larghetto - Largo” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0x42f18a6ef1f6dfafa2992d0830d9ebb0e9fe8a1feebad7c9d2e9207b43515775 and independently timestamped
in Bitcoin block 956889 on 2026-07-06.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058902812.
Recording identifiers
- ISRC
- DEF058902812
- Title
- Concerto in B Minor, RV 580: II. Largo - Larghetto - Largo
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0x42f18a6ef1f6dfafa2992d0830d9ebb0e9fe8a1feebad7c9d2e9207b43515775
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-06T06:56:49+00:00
- Bitcoin block
- 956889
- Canonical record hash
sha256:e2b9e61d776f57f55a14db9d595da4d1954cc8cb3d8b592e1481cab7faf8d796- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058902812
- Bitcoin block existence check
- https://blockstream.info/api/block/956889
Full record
Track page: Concerto in B Minor, RV 580: II. Largo - Larghetto - Largo · Machine-readable JSON-LD