ISRC USSM11303809
Verified recording
USSM11303809 is “Le nozze di Figaro, K. 492: Atto Primo: Non so più cosa son, cosa faccio (No. 6, Aria: Cherubino)” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x1d0db5caede26b97385dc061f876a3fbdf419e8be2d4a7900359de208f164f42 and independently timestamped
in Bitcoin block 956889 on 2026-07-06.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11303809.
Recording identifiers
- ISRC
- USSM11303809
- Title
- Le nozze di Figaro, K. 492: Atto Primo: Non so più cosa son, cosa faccio (No. 6, Aria: Cherubino)
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x1d0db5caede26b97385dc061f876a3fbdf419e8be2d4a7900359de208f164f42
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-06T06:56:49+00:00
- Bitcoin block
- 956889
- Canonical record hash
sha256:96c9e87fe69b0d328fd9be85b1bc3ccaccfc633c06be33dd73584f26f9f7ef6e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11303809
- Bitcoin block existence check
- https://blockstream.info/api/block/956889
Full record
Track page: Le nozze di Figaro, K. 492: Atto Primo: Non so più cosa son, cosa faccio (No. 6, Aria: Cherubino) · Machine-readable JSON-LD