ISRC DEF056830155
Verified recording
DEF056830155 is “Le nozze di Figaro, K. 492 / Act 3: "Hai già vinta la causa!"” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0xe9bc1c8e5c17206cef1d7cfd1e339b6dbcbfb811fd3fbc412b56dc45d89b3e36 and independently timestamped
in Bitcoin block 960268 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056830155.
Recording identifiers
- ISRC
- DEF056830155
- Title
- Le nozze di Figaro, K. 492 / Act 3: "Hai già vinta la causa!"
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0xe9bc1c8e5c17206cef1d7cfd1e339b6dbcbfb811fd3fbc412b56dc45d89b3e36
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T14:53:07+00:00
- Bitcoin block
- 960268
- Canonical record hash
sha256:5e41adc1f4b6ded6a44a132540f0bfbbed4214f459f4f48349c1a98eb3d1ecae- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056830155
- Bitcoin block existence check
- https://blockstream.info/api/block/960268
Full record
Track page: Le nozze di Figaro, K. 492 / Act 3: "Hai già vinta la causa!" · Machine-readable JSON-LD