ISRC DEF059030439
Verified recording
DEF059030439 is “Le nozze di Figaro, K.492 / Act 2: "Bravo! che bella voce!"” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0xf5b86895036d7561c4b7fdaf6b732618e5858c7444183183e9782008967ba489 and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059030439.
Recording identifiers
- ISRC
- DEF059030439
- Title
- Le nozze di Figaro, K.492 / Act 2: "Bravo! che bella voce!"
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0xf5b86895036d7561c4b7fdaf6b732618e5858c7444183183e9782008967ba489
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:c4cbcb8651738286e4d17785c3a13ab0465abccd5ff500cdd90916bc35eb42a3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059030439
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Le nozze di Figaro, K.492 / Act 2: "Bravo! che bella voce!" · Machine-readable JSON-LD