ISRC NLA506700392
Verified recording
NLA506700392 is “Sonata for Cello and Continuo in E minor, R.40: 4. Allegro” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0xf6a4d060f727e1fb615ee6f6c7d76b094015384b7ba7e378559b776f3c6c439d and independently timestamped
in Bitcoin block 960273 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA506700392.
Recording identifiers
- ISRC
- NLA506700392
- Title
- Sonata for Cello and Continuo in E minor, R.40: 4. Allegro
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0xf6a4d060f727e1fb615ee6f6c7d76b094015384b7ba7e378559b776f3c6c439d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T15:42:38+00:00
- Bitcoin block
- 960273
- Canonical record hash
sha256:9907c0e2277a333583de92829a75121488eec4624bc80cf098117932f4f30c72- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA506700392
- Bitcoin block existence check
- https://blockstream.info/api/block/960273
Full record
Track page: Sonata for Cello and Continuo in E minor, R.40: 4. Allegro · Machine-readable JSON-LD