ISRC USSM11303864
Verified recording
USSM11303864 is “Le nozze di Figaro, K. 492: Atto Quarto: L'ho perduta ... me meschina (No. 24, Cavatina: Barbarina)” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0xbb646574d0a81ede9b7d723c17e458137117ade80c054636277d630116aca5eb and independently timestamped
in Bitcoin block 960183 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11303864.
Recording identifiers
- ISRC
- USSM11303864
- Title
- Le nozze di Figaro, K. 492: Atto Quarto: L'ho perduta ... me meschina (No. 24, Cavatina: Barbarina)
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0xbb646574d0a81ede9b7d723c17e458137117ade80c054636277d630116aca5eb
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T01:10:20+00:00
- Bitcoin block
- 960183
- Canonical record hash
sha256:d8ffbd5909386ba457d700260e03e5a4e75aa713456aee879c273ffc424e17db- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11303864
- Bitcoin block existence check
- https://blockstream.info/api/block/960183
Full record
Track page: Le nozze di Figaro, K. 492: Atto Quarto: L'ho perduta ... me meschina (No. 24, Cavatina: Barbarina) · Machine-readable JSON-LD