ISRC USBC10000306

Verified recording

USBC10000306 is “Concerto No. 4 in F Minor, RV 297 "Winter": II. Largo” by Antonio Vivaldi, registered on the CopyrightChains blockchain with CopyrightID 0xf0415154808e0741dfdd80a3b0b8d5995aef6dc224189eeaa0f15382d183f435 and independently timestamped in Bitcoin block 957118 on 2026-07-08. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC10000306.

Recording identifiers

ISRC
USBC10000306
Title
Concerto No. 4 in F Minor, RV 297 "Winter": II. Largo
Artist
Antonio Vivaldi
CopyrightID (CopyrightChains transaction hash)
0xf0415154808e0741dfdd80a3b0b8d5995aef6dc224189eeaa0f15382d183f435

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19+00:00
Bitcoin block
957118
Canonical record hash
sha256:30fda73ff045ea97961897f787c4ff8f415aab34e6057dcd663c578b75ff1200
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC10000306
Bitcoin block existence check
https://blockstream.info/api/block/957118

Full record

Track page: Concerto No. 4 in F Minor, RV 297 "Winter": II. Largo · Machine-readable JSON-LD