ISRC NLA507509608
Verified recording
NLA507509608 is “12 Concertos, Op. 3 - "L'estro armonico" / Concerto No. 9 in D Major for Violin, RV 230: 2. Larghetto” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0x9d13b19279326c509da96df80a3f608e88ca8c3ebe545f3485909b0f3bce292f and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507509608.
Recording identifiers
- ISRC
- NLA507509608
- Title
- 12 Concertos, Op. 3 - "L'estro armonico" / Concerto No. 9 in D Major for Violin, RV 230: 2. Larghetto
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0x9d13b19279326c509da96df80a3f608e88ca8c3ebe545f3485909b0f3bce292f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:e38c7d120e946d67dbb4d96cc9c9dcfe433e07d9c78357d95070d118795d9201- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507509608
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: 12 Concertos, Op. 3 - "L'estro armonico" / Concerto No. 9 in D Major for Violin, RV 230: 2. Larghetto · Machine-readable JSON-LD