ISRC FRZ140308020
Verified recording
FRZ140308020 is “Le nozze di Figaro, K. 492, Atto I Scene 1 - 2: No. 1, Duettino. Cinque... dieci... venti... (Figaro, Susanna)” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0xae6d1a53d404be7604e7fc9e0c380ab097309829553bcdb8a48df210f2ba1660 and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140308020.
Recording identifiers
- ISRC
- FRZ140308020
- Title
- Le nozze di Figaro, K. 492, Atto I Scene 1 - 2: No. 1, Duettino. Cinque... dieci... venti... (Figaro, Susanna)
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0xae6d1a53d404be7604e7fc9e0c380ab097309829553bcdb8a48df210f2ba1660
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:6da83567f1a948448bb804df72adbd0c11ab247f837b314382e1058d62dd49ca- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140308020
- Bitcoin block existence check
- https://blockstream.info/api/block/953520
Full record
Track page: Le nozze di Figaro, K. 492, Atto I Scene 1 - 2: No. 1, Duettino. Cinque... dieci... venti... (Figaro, Susanna) · Machine-readable JSON-LD