ISRC USSM11303843
Verified recording
USSM11303843 is “Le nozze di Figaro, K. 492: Atto Terzo: Crudel! perchè finora (No. 17, Duettino: Susanna, Il Conte)” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x84fa69cd72aea9240b015aaa02664bc5ffedc836cc1baaf6e790c85ecce09ff8 and independently timestamped
in Bitcoin block 957046 on 2026-07-07.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11303843.
Recording identifiers
- ISRC
- USSM11303843
- Title
- Le nozze di Figaro, K. 492: Atto Terzo: Crudel! perchè finora (No. 17, Duettino: Susanna, Il Conte)
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x84fa69cd72aea9240b015aaa02664bc5ffedc836cc1baaf6e790c85ecce09ff8
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-07T14:04:01+00:00
- Bitcoin block
- 957046
- Canonical record hash
sha256:7ba2704815a648ebbcc3fec4f6c4b0264c33b6140eb0d5e7b741e5a5db193046- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11303843
- Bitcoin block existence check
- https://blockstream.info/api/block/957046
Full record
Track page: Le nozze di Figaro, K. 492: Atto Terzo: Crudel! perchè finora (No. 17, Duettino: Susanna, Il Conte) · Machine-readable JSON-LD