ISRC DEF056830121
Verified recording
DEF056830121 is “Le nozze di Figaro, K.492 / Act 1: "Cosa stai misurando"” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0xa0fb796041b63e5e77a97a6e57ff2a0a6f63802844a0a5c2df5ca0f26f1870e0 and independently timestamped
in Bitcoin block 956894 on 2026-07-06.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056830121.
Recording identifiers
- ISRC
- DEF056830121
- Title
- Le nozze di Figaro, K.492 / Act 1: "Cosa stai misurando"
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0xa0fb796041b63e5e77a97a6e57ff2a0a6f63802844a0a5c2df5ca0f26f1870e0
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-06T07:53:57+00:00
- Bitcoin block
- 956894
- Canonical record hash
sha256:d666517380868f53ae1c8be430c144b79ba5630ca25ab2e5c0d8674edbc83781- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056830121
- Bitcoin block existence check
- https://blockstream.info/api/block/956894
Full record
Track page: Le nozze di Figaro, K.492 / Act 1: "Cosa stai misurando" · Machine-readable JSON-LD