ISRC HKI190348131
Verified recording
HKI190348131 is “Die Hochzeit des Figaro, K. 492, 3. Akt: Canzonetta sull aria… Che soave zeffiretto (Die Verurteilten): Act II No. 15: Duettino - Aprite, presto, aprite” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x23c6ec9d0c798de162130b330077a0f7c45048b337794f1044a7890e032c3adb and independently timestamped
in Bitcoin block 960099 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI190348131.
Recording identifiers
- ISRC
- HKI190348131
- Title
- Die Hochzeit des Figaro, K. 492, 3. Akt: Canzonetta sull aria… Che soave zeffiretto (Die Verurteilten): Act II No. 15: Duettino - Aprite, presto, aprite
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x23c6ec9d0c798de162130b330077a0f7c45048b337794f1044a7890e032c3adb
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T11:30:20+00:00
- Bitcoin block
- 960099
- Canonical record hash
sha256:81fbeab8eca5f2a9a7c6e0f255dc7202932a71a66a617385a78c9a78bd4d56be- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI190348131
- Bitcoin block existence check
- https://blockstream.info/api/block/960099
Full record
Track page: Die Hochzeit des Figaro, K. 492, 3. Akt: Canzonetta sull aria… Che soave zeffiretto (Die Verurteilten): Act II No. 15: Duettino - Aprite, presto, aprite · Machine-readable JSON-LD