ISRC HKI190109902

Verified recording

HKI190109902 is “Concerto in C Major, RV 443: II. Largo” by Antonio Vivaldi, registered on the CopyrightChains blockchain with CopyrightID 0xd0e1aafb53a7f8205ab9b6878d88802ebfb04be837f2436716dde87735549ebe and independently timestamped in Bitcoin block 960481 on 2026-07-31. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI190109902.

Recording identifiers

ISRC
HKI190109902
Title
Concerto in C Major, RV 443: II. Largo
Artist
Antonio Vivaldi
CopyrightID (CopyrightChains transaction hash)
0xd0e1aafb53a7f8205ab9b6878d88802ebfb04be837f2436716dde87735549ebe

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-31T23:51:35+00:00
Bitcoin block
960481
Canonical record hash
sha256:8c8b797704a4d1046e136a8f123ecc9d0ed41bc902682142ba18da9e862d31bc
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI190109902
Bitcoin block existence check
https://blockstream.info/api/block/960481

Full record

Track page: Concerto in C Major, RV 443: II. Largo · Machine-readable JSON-LD