ISRC DEF056830149
Verified recording
DEF056830149 is “Le nozze di Figaro, K.492 / Act 2: "Conoscete, signor Figaro"” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x13b5facdaf150f4a7c05868b269d5a31a9bad4ed90065d643ed2677ea3789f3d 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/DEF056830149.
Recording identifiers
- ISRC
- DEF056830149
- Title
- Le nozze di Figaro, K.492 / Act 2: "Conoscete, signor Figaro"
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x13b5facdaf150f4a7c05868b269d5a31a9bad4ed90065d643ed2677ea3789f3d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:5425d381b8b34e43049f6c9541274edbda79e95de90a52aef5a43b6bfce24cf6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056830149
- Bitcoin block existence check
- https://blockstream.info/api/block/960138
Full record
Track page: Le nozze di Figaro, K.492 / Act 2: "Conoscete, signor Figaro" · Machine-readable JSON-LD