ISRC USBC18300202

Verified recording

USBC18300202 is “Concerto No. 4 in G Major, RV. 435, Op. 10: II. Largo” by Antonio Vivaldi, registered on the CopyrightChains blockchain with CopyrightID 0xed5a479fcfc0cfdd0627fc6e4dd92b332de88be7c7a861bece226e4479a530bb and independently timestamped in Bitcoin block 957120 on 2026-07-08. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC18300202.

Recording identifiers

ISRC
USBC18300202
Title
Concerto No. 4 in G Major, RV. 435, Op. 10: II. Largo
Artist
Antonio Vivaldi
CopyrightID (CopyrightChains transaction hash)
0xed5a479fcfc0cfdd0627fc6e4dd92b332de88be7c7a861bece226e4479a530bb

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41+00:00
Bitcoin block
957120
Canonical record hash
sha256:382ffb1206b113e3f7860bbe82c9e1892c453f7f63050eb18dd22051160431d0
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC18300202
Bitcoin block existence check
https://blockstream.info/api/block/957120

Full record

Track page: Concerto No. 4 in G Major, RV. 435, Op. 10: II. Largo · Machine-readable JSON-LD