ISRC NLA460912849
Verified recording
NLA460912849 is “Violin Concerto in D Major, Op. 3 No. 9, RV 230: II. Larghetto” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0x40c3a26c7e87ee7ef8f9e5de678447000b5a63d6736fc3e28330fe7f3cdba523 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/NLA460912849.
Recording identifiers
- ISRC
- NLA460912849
- Title
- Violin Concerto in D Major, Op. 3 No. 9, RV 230: II. Larghetto
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0x40c3a26c7e87ee7ef8f9e5de678447000b5a63d6736fc3e28330fe7f3cdba523
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:a9b99c46a94ba37fe07a934cdafb4b8f8dbde6c8f5734a5b212d5184b6c1f03a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA460912849
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Violin Concerto in D Major, Op. 3 No. 9, RV 230: II. Larghetto · Machine-readable JSON-LD