ISRC USSM11303800
Verified recording
USSM11303800 is “Le nozze di Figaro, K. 492: Atto Primo: Se a caso madama la notte ti chiama (No. 2, Duettino: Susanna, Figaro)” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x9c7263a02482dd152f5f6176d66db909cdc926b2eed2f79dae90aacf280a0789 and independently timestamped
in Bitcoin block 959155 on 2026-07-22.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11303800.
Recording identifiers
- ISRC
- USSM11303800
- Title
- Le nozze di Figaro, K. 492: Atto Primo: Se a caso madama la notte ti chiama (No. 2, Duettino: Susanna, Figaro)
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x9c7263a02482dd152f5f6176d66db909cdc926b2eed2f79dae90aacf280a0789
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-22T16:43:41+00:00
- Bitcoin block
- 959155
- Canonical record hash
sha256:1c0384c2ff5dacc5398b45f781a13da13d2039cda1919dd4f99b420ef3391f69- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11303800
- Bitcoin block existence check
- https://blockstream.info/api/block/959155
Full record
Track page: Le nozze di Figaro, K. 492: Atto Primo: Se a caso madama la notte ti chiama (No. 2, Duettino: Susanna, Figaro) · Machine-readable JSON-LD