ISRC NLE421406112
Verified recording
NLE421406112 is “Bassoon Concerto in C Major, RV 477: II. Largo” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0xfce4981d964dcdfb86fda818d72f874bf68d33df852803ffe17352c4b8c8b6ca and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE421406112.
Recording identifiers
- ISRC
- NLE421406112
- Title
- Bassoon Concerto in C Major, RV 477: II. Largo
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0xfce4981d964dcdfb86fda818d72f874bf68d33df852803ffe17352c4b8c8b6ca
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:a8ec0fcfaef8b2ccd294c47ba303377c86574cf33a8cedf62075930e8b458699- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE421406112
- Bitcoin block existence check
- https://blockstream.info/api/block/953520
Full record
Track page: Bassoon Concerto in C Major, RV 477: II. Largo · Machine-readable JSON-LD