ISRC DEF059030454
Verified recording
DEF059030454 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
0x437dca8cb262b773cb5231b08f9f3ba3f2ee57087a357d640938bf54c7cce666 and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059030454.
Recording identifiers
- ISRC
- DEF059030454
- Title
- Le nozze di Figaro, K.492 / Act 3: "Hai già vinta la causa!"
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x437dca8cb262b773cb5231b08f9f3ba3f2ee57087a357d640938bf54c7cce666
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:a8e30c686314251f7343aaf437ca8c3cf5340601d60eb7a47189b2e9f5d570f9- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059030454
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: Le nozze di Figaro, K.492 / Act 3: "Hai già vinta la causa!" · Machine-readable JSON-LD