ISRC DEF056830142
Verified recording
DEF056830142 is “Le nozze di Figaro, K.492 / Act 2: "Aprite, presto, aprite"” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x8d599abbacecf809bf1029c99b7adbc03d81b54bd12734f01da214c14d7c85e0 and independently timestamped
in Bitcoin block 960273 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056830142.
Recording identifiers
- ISRC
- DEF056830142
- Title
- Le nozze di Figaro, K.492 / Act 2: "Aprite, presto, aprite"
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x8d599abbacecf809bf1029c99b7adbc03d81b54bd12734f01da214c14d7c85e0
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T15:42:38+00:00
- Bitcoin block
- 960273
- Canonical record hash
sha256:fefd4955880836ce9dfb77acd05f70116871a05280645bd216846e341fcf82b3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056830142
- Bitcoin block existence check
- https://blockstream.info/api/block/960273
Full record
Track page: Le nozze di Figaro, K.492 / Act 2: "Aprite, presto, aprite" · Machine-readable JSON-LD