ISRC NLB151600424
Verified recording
NLB151600424 is “Violin Concerto No. 1 in E Major, RV 269 "La Primavera" (Spring): I. Allegro” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0x134c4702ba3fa14b5083f59c8ca132d10bd1a87bb75f71fd22746f2c3f0d5fff and independently timestamped
in Bitcoin block 960138 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLB151600424.
Recording identifiers
- ISRC
- NLB151600424
- Title
- Violin Concerto No. 1 in E Major, RV 269 "La Primavera" (Spring): I. Allegro
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0x134c4702ba3fa14b5083f59c8ca132d10bd1a87bb75f71fd22746f2c3f0d5fff
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:43f03d34f5b541f225e50e490b7db6d2872337f8438f795e1ee2873947300e90- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLB151600424
- Bitcoin block existence check
- https://blockstream.info/api/block/960138
Full record
Track page: Violin Concerto No. 1 in E Major, RV 269 "La Primavera" (Spring): I. Allegro · Machine-readable JSON-LD