ISRC USSM11303834
Verified recording
USSM11303834 is “Le nozze di Figaro, K. 492: Atto Secondo: Signore, cos'è quel stupore? (Susanna, Il Conte, La Contessa)” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x9d966bbe2f64908c85f56fecdd8e5bc850057e0ed96b7c21093b996e2960a512 and independently timestamped
in Bitcoin block 960138 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11303834.
Recording identifiers
- ISRC
- USSM11303834
- Title
- Le nozze di Figaro, K. 492: Atto Secondo: Signore, cos'è quel stupore? (Susanna, Il Conte, La Contessa)
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x9d966bbe2f64908c85f56fecdd8e5bc850057e0ed96b7c21093b996e2960a512
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:79520ee5d12006b058770d38bff8797eecdf35ab99cf94c0900b2b154af64d07- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11303834
- Bitcoin block existence check
- https://blockstream.info/api/block/960138
Full record
Track page: Le nozze di Figaro, K. 492: Atto Secondo: Signore, cos'è quel stupore? (Susanna, Il Conte, La Contessa) · Machine-readable JSON-LD