ISRC NLA506400371
Verified recording
NLA506400371 is “12 Violin Concertos, Op. 9 - "La cetra" / Concerto No. 11 in C minor, RV198a: 1. Allegro” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0x564fffe96fd65ec04cd5216c5de558a7e0dd9170c29c4bca328b74667d463369 and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA506400371.
Recording identifiers
- ISRC
- NLA506400371
- Title
- 12 Violin Concertos, Op. 9 - "La cetra" / Concerto No. 11 in C minor, RV198a: 1. Allegro
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0x564fffe96fd65ec04cd5216c5de558a7e0dd9170c29c4bca328b74667d463369
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:0ef5c2f99c8e63b32442ed9fc1323f7b998e5e5b4dac6e3f21e015de51d430bb- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA506400371
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: 12 Violin Concertos, Op. 9 - "La cetra" / Concerto No. 11 in C minor, RV198a: 1. Allegro · Machine-readable JSON-LD