ISRC NLA460912825
Verified recording
NLA460912825 is “Concerto for 4 Violins and Cello in D Major, Op. 3 No. 1, RV 549: II. Largo e spiccato” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0x9ca7eaaeac20814fac733f913eb208bdb67e93d189aa5ec94335763b0ba4c16d 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/NLA460912825.
Recording identifiers
- ISRC
- NLA460912825
- Title
- Concerto for 4 Violins and Cello in D Major, Op. 3 No. 1, RV 549: II. Largo e spiccato
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0x9ca7eaaeac20814fac733f913eb208bdb67e93d189aa5ec94335763b0ba4c16d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:12650f026308bbe964c1baf6ddedc42461c2324488a645123837a2397e573896- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA460912825
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Concerto for 4 Violins and Cello in D Major, Op. 3 No. 1, RV 549: II. Largo e spiccato · Machine-readable JSON-LD