ISRC NLA460910421
Verified recording
NLA460910421 is “Violin Concerto in C Major, Op. 4 No. 7, RV 185: III. Largo” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0xd976ec2f54b29f1a03a52196e182e8b54f109a922fa14f02963e378d27cea487 and independently timestamped
in Bitcoin block 960296 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA460910421.
Recording identifiers
- ISRC
- NLA460910421
- Title
- Violin Concerto in C Major, Op. 4 No. 7, RV 185: III. Largo
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0xd976ec2f54b29f1a03a52196e182e8b54f109a922fa14f02963e378d27cea487
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T19:11:09+00:00
- Bitcoin block
- 960296
- Canonical record hash
sha256:fc12adbdade3f8691618aefbb364bd52487dc2efe482680c73d155632813451c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA460910421
- Bitcoin block existence check
- https://blockstream.info/api/block/960296
Full record
Track page: Violin Concerto in C Major, Op. 4 No. 7, RV 185: III. Largo · Machine-readable JSON-LD