ISRC DEF059030446
Verified recording
DEF059030446 is “Le nozze di Figaro, K.492 / Act 2: "Tutto è come io lasciai"” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0xdda81c55692fca59f81f5cb352680a8534cd196160e2cbb60044ac78347c16ad 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/DEF059030446.
Recording identifiers
- ISRC
- DEF059030446
- Title
- Le nozze di Figaro, K.492 / Act 2: "Tutto è come io lasciai"
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0xdda81c55692fca59f81f5cb352680a8534cd196160e2cbb60044ac78347c16ad
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:baf27981ce73ded443bb7dcdd1518d2a0179644be5fb7a8f32882f8dbf2cc6c6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059030446
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Le nozze di Figaro, K.492 / Act 2: "Tutto è come io lasciai" · Machine-readable JSON-LD