ISRC FRZ149814020
Verified recording
FRZ149814020 is “Così fan tutte, K. 588: Act 1: "Cosa Serve?" - Aria Ferrando "Un'aura Amorosa"” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x56615c79cd89e4e3e06cdf673a0a38c0f9826383b7ac65405d8443bc0e77c539 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/FRZ149814020.
Recording identifiers
- ISRC
- FRZ149814020
- Title
- Così fan tutte, K. 588: Act 1: "Cosa Serve?" - Aria Ferrando "Un'aura Amorosa"
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x56615c79cd89e4e3e06cdf673a0a38c0f9826383b7ac65405d8443bc0e77c539
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:4a2a4917198748e14375ae1c5e3f691bba2a67937c6f8c06584717a2108a5f0d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ149814020
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Così fan tutte, K. 588: Act 1: "Cosa Serve?" - Aria Ferrando "Un'aura Amorosa" · Machine-readable JSON-LD