ISRC FR3KD1505459
Verified recording
FR3KD1505459 is “Cosi fan tutte, K. 588, Act I, Scene 12: "E voi ridete?" (Don Alfonso, Ferrando, Guglielmo)” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0xf50b0be3e57dd7c92ed5cd023852b8d2d21dec0b1601e64f6a5385d0097d6234 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR3KD1505459.
Recording identifiers
- ISRC
- FR3KD1505459
- Title
- Cosi fan tutte, K. 588, Act I, Scene 12: "E voi ridete?" (Don Alfonso, Ferrando, Guglielmo)
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0xf50b0be3e57dd7c92ed5cd023852b8d2d21dec0b1601e64f6a5385d0097d6234
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:d76a20f92b9f084bbea3c0903d047e97e3300d3e844045a6dd21e8afd17ae875- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR3KD1505459
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Cosi fan tutte, K. 588, Act I, Scene 12: "E voi ridete?" (Don Alfonso, Ferrando, Guglielmo) · Machine-readable JSON-LD