ISRC USSM11303835
Verified recording
USSM11303835 is “Le nozze di Figaro, K. 492: Atto Secondo: Susanna, son morta: il fiato mi manca (La Contessa, Susanna, Il Conte)” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x557bd30603d7aa0405b490d29a59438469b3060805fef296634b1bbc3f261ae8 and independently timestamped
in Bitcoin block 957048 on 2026-07-07.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11303835.
Recording identifiers
- ISRC
- USSM11303835
- Title
- Le nozze di Figaro, K. 492: Atto Secondo: Susanna, son morta: il fiato mi manca (La Contessa, Susanna, Il Conte)
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x557bd30603d7aa0405b490d29a59438469b3060805fef296634b1bbc3f261ae8
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-07T14:18:56+00:00
- Bitcoin block
- 957048
- Canonical record hash
sha256:4d7f833e9b5da39c47851b18bce64ef195c772e0ac6fd02d6116e350a69278c7- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11303835
- Bitcoin block existence check
- https://blockstream.info/api/block/957048
Full record
Track page: Le nozze di Figaro, K. 492: Atto Secondo: Susanna, son morta: il fiato mi manca (La Contessa, Susanna, Il Conte) · Machine-readable JSON-LD