ISRC USA370670622
Verified recording
USA370670622 is “Le nozze di Figaro K .492: VI. Sull'aria (Duettino Contessa-Susanna)” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0xa5b9af9d806fe25b2fca1eba0becd26575f1f703370b4f8d0fcd6674bb0afd8c and independently timestamped
in Bitcoin block 960349 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USA370670622.
Recording identifiers
- ISRC
- USA370670622
- Title
- Le nozze di Figaro K .492: VI. Sull'aria (Duettino Contessa-Susanna)
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0xa5b9af9d806fe25b2fca1eba0becd26575f1f703370b4f8d0fcd6674bb0afd8c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T05:23:41+00:00
- Bitcoin block
- 960349
- Canonical record hash
sha256:8d08769584fa6c70b2405ce59717832f08aeb8689f444cb857d1e3556ea0e1b2- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USA370670622
- Bitcoin block existence check
- https://blockstream.info/api/block/960349
Full record
Track page: Le nozze di Figaro K .492: VI. Sull'aria (Duettino Contessa-Susanna) · Machine-readable JSON-LD