ISRC NLA506700692
Verified recording
NLA506700692 is “12 Concertos, Op. 3 "L'estro armonico", Concerto No. 10 in B Minor for 4 Violins and Cello (Arr. P. Romero for 4 Guitars): IIb. Larghetto” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0x7596dcd7eda1bde2a3c6dbd4cab0b4a3e71e35b3079bd10f1b8267a343d8dd1a and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA506700692.
Recording identifiers
- ISRC
- NLA506700692
- Title
- 12 Concertos, Op. 3 "L'estro armonico", Concerto No. 10 in B Minor for 4 Violins and Cello (Arr. P. Romero for 4 Guitars): IIb. Larghetto
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0x7596dcd7eda1bde2a3c6dbd4cab0b4a3e71e35b3079bd10f1b8267a343d8dd1a
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:a052c316c425c24c935afb3cb533452b9b73fccd3998c92b859ae078541f8fa4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA506700692
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: 12 Concertos, Op. 3 "L'estro armonico", Concerto No. 10 in B Minor for 4 Violins and Cello (Arr. P. Romero for 4 Guitars): IIb. Larghetto · Machine-readable JSON-LD