ISRC DEF059030437
Verified recording
DEF059030437 is “Le nozze di Figaro, K.492 / Act 2: Vieni, cara Susanna (Contessa, Susanna, Cherubino)” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0xdb0e00d36838ea45c7ca020ed6666e276800a37acf2f334f9057c86bb933cafa and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059030437.
Recording identifiers
- ISRC
- DEF059030437
- Title
- Le nozze di Figaro, K.492 / Act 2: Vieni, cara Susanna (Contessa, Susanna, Cherubino)
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0xdb0e00d36838ea45c7ca020ed6666e276800a37acf2f334f9057c86bb933cafa
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:6766aea65a0472f3d8d996122d341d9015cc667572f6b94f34e82fcb80780ad7- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059030437
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Le nozze di Figaro, K.492 / Act 2: Vieni, cara Susanna (Contessa, Susanna, Cherubino) · Machine-readable JSON-LD