ISRC USTE10425388
Verified recording
USTE10425388 is “Le nozze di Figaro, K. 492, Act II: Recitativo. Quanto duolmi, Susanna” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x5133f75a281ecfe95dddd2923560c420a52ad275644198c51136cec005c40b68 and independently timestamped
in Bitcoin block 957124 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USTE10425388.
Recording identifiers
- ISRC
- USTE10425388
- Title
- Le nozze di Figaro, K. 492, Act II: Recitativo. Quanto duolmi, Susanna
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x5133f75a281ecfe95dddd2923560c420a52ad275644198c51136cec005c40b68
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:53:27+00:00
- Bitcoin block
- 957124
- Canonical record hash
sha256:e7dde406edadbcc44baa92f61b38a98ca31da41dd8fe7f02af55ce980d79c260- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USTE10425388
- Bitcoin block existence check
- https://blockstream.info/api/block/957124
Full record
Track page: Le nozze di Figaro, K. 492, Act II: Recitativo. Quanto duolmi, Susanna · Machine-readable JSON-LD