ISRC NLB151000830

Verified recording

NLB151000830 is “Concerto in a minor RV 463: Largo” by Antonio Vivaldi, registered on the CopyrightChains blockchain with CopyrightID 0x1acc956625c7b95408a0253697563c2dc294a8d97fea61ce17c4778c1758966d and independently timestamped in Bitcoin block 960448 on 2026-07-31. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLB151000830.

Recording identifiers

ISRC
NLB151000830
Title
Concerto in a minor RV 463: Largo
Artist
Antonio Vivaldi
CopyrightID (CopyrightChains transaction hash)
0x1acc956625c7b95408a0253697563c2dc294a8d97fea61ce17c4778c1758966d

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-31T18:48:12+00:00
Bitcoin block
960448
Canonical record hash
sha256:a589b1cb88f34f9aaa5a4389fb7de9cde2800c2eb5ad9aa6fd185ebf91d81340
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLB151000830
Bitcoin block existence check
https://blockstream.info/api/block/960448

Full record

Track page: Concerto in a minor RV 463: Largo · Machine-readable JSON-LD