ISRC DEF058903582

Verified recording

DEF058903582 is “La stravaganza, Violin Concerto in A Major, RV 347, Op. 4 No. 5: II. Largo” by Antonio Vivaldi, registered on the CopyrightChains blockchain with CopyrightID 0x412e85092fa541d503bd857a2406bcca62d09eaf27bdf56174e5743444aaf493 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/DEF058903582.

Recording identifiers

ISRC
DEF058903582
Title
La stravaganza, Violin Concerto in A Major, RV 347, Op. 4 No. 5: II. Largo
Artist
Antonio Vivaldi
CopyrightID (CopyrightChains transaction hash)
0x412e85092fa541d503bd857a2406bcca62d09eaf27bdf56174e5743444aaf493

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41+00:00
Bitcoin block
957120
Canonical record hash
sha256:6654bf1bcc617ca1111aaa4ff78a31446aad9e21168efb8343afe7bb7e47af42
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058903582
Bitcoin block existence check
https://blockstream.info/api/block/957120

Full record

Track page: La stravaganza, Violin Concerto in A Major, RV 347, Op. 4 No. 5: II. Largo · Machine-readable JSON-LD