ISRC FRZ149814090
Verified recording
FRZ149814090 is “Così fan tutte, K. 588: Act 2: Aria Despina "Una Donna"” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x0339e5b35832465e00fa5fe920333be451bb47b948ae7fef140e859af974d14d and independently timestamped
in Bitcoin block 960163 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ149814090.
Recording identifiers
- ISRC
- FRZ149814090
- Title
- Così fan tutte, K. 588: Act 2: Aria Despina "Una Donna"
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x0339e5b35832465e00fa5fe920333be451bb47b948ae7fef140e859af974d14d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T23:20:38+00:00
- Bitcoin block
- 960163
- Canonical record hash
sha256:4e56202a159fc29d945cc457c47371d190c8f8308a459f8586c4d19163584672- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ149814090
- Bitcoin block existence check
- https://blockstream.info/api/block/960163
Full record
Track page: Così fan tutte, K. 588: Act 2: Aria Despina "Una Donna" · Machine-readable JSON-LD