ISRC USBC19000247
Verified recording
USBC19000247 is “Le nozze di Figaro, K. 492: Che soave zeffiretto” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x28110603952912a8aed2a9fd931946107d455704b5b7aaf5045714a4f19eb9d0 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/USBC19000247.
Recording identifiers
- ISRC
- USBC19000247
- Title
- Le nozze di Figaro, K. 492: Che soave zeffiretto
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x28110603952912a8aed2a9fd931946107d455704b5b7aaf5045714a4f19eb9d0
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:8c9da5ec183f7c19151fff667a251df0fb2a43ea193685387c99a34710610b05- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC19000247
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: Le nozze di Figaro, K. 492: Che soave zeffiretto · Machine-readable JSON-LD