ISRC FRZ140308120
Verified recording
FRZ140308120 is “Le nozze di Figaro, K. 492, Atto I Scena 5: No. 6, Aria. Non so più cosa son (Cherubino)” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0xdc2ce33e3da871d7c11b10b837bebc6c1ef0893894cb15c1c333dc9667dd57a1 and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140308120.
Recording identifiers
- ISRC
- FRZ140308120
- Title
- Le nozze di Figaro, K. 492, Atto I Scena 5: No. 6, Aria. Non so più cosa son (Cherubino)
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0xdc2ce33e3da871d7c11b10b837bebc6c1ef0893894cb15c1c333dc9667dd57a1
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:6713fc5df4383d42e583c54de2cee2debc17f1def049dd0c406a052f06aff038- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140308120
- Bitcoin block existence check
- https://blockstream.info/api/block/953520
Full record
Track page: Le nozze di Figaro, K. 492, Atto I Scena 5: No. 6, Aria. Non so più cosa son (Cherubino) · Machine-readable JSON-LD