ISRC USSM11303807
Verified recording
USSM11303807 is “Le nozze di Figaro, K. 492: Atto Primo: Via, resti servita, madama brillante (No. 5, Duettino: Susanna, Marcellina)” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0xc3080e546067a8393a469b83530c07a68f745214743c75e63d3fb865c946afec and independently timestamped
in Bitcoin block 960099 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11303807.
Recording identifiers
- ISRC
- USSM11303807
- Title
- Le nozze di Figaro, K. 492: Atto Primo: Via, resti servita, madama brillante (No. 5, Duettino: Susanna, Marcellina)
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0xc3080e546067a8393a469b83530c07a68f745214743c75e63d3fb865c946afec
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T11:30:20+00:00
- Bitcoin block
- 960099
- Canonical record hash
sha256:1e04168728bfdd661990f0083e19d6ceed2e6e6137ce7bbfa49f7d8d3e36b39a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11303807
- Bitcoin block existence check
- https://blockstream.info/api/block/960099
Full record
Track page: Le nozze di Figaro, K. 492: Atto Primo: Via, resti servita, madama brillante (No. 5, Duettino: Susanna, Marcellina) · Machine-readable JSON-LD