ISRC NLE421406102
Verified recording
NLE421406102 is “Bassoon Concerto in C Major, RV 474: II. Largo” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0x91b3454556be3a1ac964196d620d3a975bf72069923fe3cd1f39a3c03a172efc and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE421406102.
Recording identifiers
- ISRC
- NLE421406102
- Title
- Bassoon Concerto in C Major, RV 474: II. Largo
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0x91b3454556be3a1ac964196d620d3a975bf72069923fe3cd1f39a3c03a172efc
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:ac1e706c3f617cf01865f122ecf9c8a45a286c3bf4607f61315133d877b018b0- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE421406102
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: Bassoon Concerto in C Major, RV 474: II. Largo · Machine-readable JSON-LD