ISRC USSM11303823
Verified recording
USSM11303823 is “Le nozze di Figaro, K. 492: Atto Secondo: Voi che sapete che cosa è amor (No. 12, Arietta: Cherubino)” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x1fccc15e91d53da6fefc97122f507c6cc9b093f5d570cb6ae43cea867f1277dd 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/USSM11303823.
Recording identifiers
- ISRC
- USSM11303823
- Title
- Le nozze di Figaro, K. 492: Atto Secondo: Voi che sapete che cosa è amor (No. 12, Arietta: Cherubino)
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x1fccc15e91d53da6fefc97122f507c6cc9b093f5d570cb6ae43cea867f1277dd
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:083313ee47e8b99f271c459f3731cc3e6bfba0241e5b37bcf6a0f2a23237fbaf- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11303823
- Bitcoin block existence check
- https://blockstream.info/api/block/960138
Full record
Track page: Le nozze di Figaro, K. 492: Atto Secondo: Voi che sapete che cosa è amor (No. 12, Arietta: Cherubino) · Machine-readable JSON-LD