ISRC DEN960701872
Verified recording
DEN960701872 is “Concerto for 2 Violins in A Minor, RV 523: II. Largo” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0xe8b29b16316881f2cc56dc17cf5fc791ce91edbc3becd94778d5b8562aa34441 and independently timestamped
in Bitcoin block 960117 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960701872.
Recording identifiers
- ISRC
- DEN960701872
- Title
- Concerto for 2 Violins in A Minor, RV 523: II. Largo
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0xe8b29b16316881f2cc56dc17cf5fc791ce91edbc3becd94778d5b8562aa34441
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T14:28:24+00:00
- Bitcoin block
- 960117
- Canonical record hash
sha256:748f917feb2dc352e1559d7f009066623782a23e55ec8a9915a021729e4a99c5- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960701872
- Bitcoin block existence check
- https://blockstream.info/api/block/960117
Full record
Track page: Concerto for 2 Violins in A Minor, RV 523: II. Largo · Machine-readable JSON-LD