ISRC GBLLH2270513

Verified recording

GBLLH2270513 is “Concerto for Sopranino Recorder, Strings & Continuo in C Major, RV 433: II. Largo” by Antonio Vivaldi, registered on the CopyrightChains blockchain with CopyrightID 0xf5f9b8d855849dd1b4b778f4787888d37b3feba05daf975c7fe0fbe857ed06ae and independently timestamped in Bitcoin block 960410 on 2026-07-31. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLLH2270513.

Recording identifiers

ISRC
GBLLH2270513
Title
Concerto for Sopranino Recorder, Strings & Continuo in C Major, RV 433: II. Largo
Artist
Antonio Vivaldi
CopyrightID (CopyrightChains transaction hash)
0xf5f9b8d855849dd1b4b778f4787888d37b3feba05daf975c7fe0fbe857ed06ae

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-31T13:50:38+00:00
Bitcoin block
960410
Canonical record hash
sha256:d730480a03580b3649a1302823dff5387e34c9ffde4d0a1006f6acda6f0c0fe1
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLLH2270513
Bitcoin block existence check
https://blockstream.info/api/block/960410

Full record

Track page: Concerto for Sopranino Recorder, Strings & Continuo in C Major, RV 433: II. Largo · Machine-readable JSON-LD