ISRC FRZ140309100

Verified recording

FRZ140309100 is “Le nozze di Figaro, K. 492, Atto II Scena 3: Recitativo. Dunque, voi non aprite? (Il Conte, la Contessa)” by Wolfgang Amadeus Mozart, registered on the CopyrightChains blockchain with CopyrightID 0x703db2396dcc0e6cf0195a29039cd3e69c33ccc609562049377115601ccf547f 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/FRZ140309100.

Recording identifiers

ISRC
FRZ140309100
Title
Le nozze di Figaro, K. 492, Atto II Scena 3: Recitativo. Dunque, voi non aprite? (Il Conte, la Contessa)
Artist
Wolfgang Amadeus Mozart
CopyrightID (CopyrightChains transaction hash)
0x703db2396dcc0e6cf0195a29039cd3e69c33ccc609562049377115601ccf547f

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09+00:00
Bitcoin block
956302
Canonical record hash
sha256:91e1ec3d237412ee499babd477d0788e697afddba0ee7b7c5a8700c96f509c3b
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140309100
Bitcoin block existence check
https://blockstream.info/api/block/956302

Full record

Track page: Le nozze di Figaro, K. 492, Atto II Scena 3: Recitativo. Dunque, voi non aprite? (Il Conte, la Contessa) · Machine-readable JSON-LD