ISRC FRZ201902132

Verified recording

FRZ201902132 is “Vivaldi: Concerto for Viola d'amore and Lute in D Minor, RV 540: II. Largo” by Antonio Vivaldi, registered on the CopyrightChains blockchain with CopyrightID 0xba25bba3468c04aec0a435c72bfbfc2b6d2360e57a7d0c3b191979fc30af87c9 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/FRZ201902132.

Recording identifiers

ISRC
FRZ201902132
Title
Vivaldi: Concerto for Viola d'amore and Lute in D Minor, RV 540: II. Largo
Artist
Antonio Vivaldi
CopyrightID (CopyrightChains transaction hash)
0xba25bba3468c04aec0a435c72bfbfc2b6d2360e57a7d0c3b191979fc30af87c9

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09+00:00
Bitcoin block
956302
Canonical record hash
sha256:1a325309971865ebd41158066cdbb4ca874c3ebf6166480a314abe1221414993
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ201902132
Bitcoin block existence check
https://blockstream.info/api/block/956302

Full record

Track page: Vivaldi: Concerto for Viola d'amore and Lute in D Minor, RV 540: II. Largo · Machine-readable JSON-LD