ISRC FRZ209009203
Verified recording
FRZ209009203 is “Mozart: Così fan tutte, K. 588, Act 1: "Fuor’ la spada!" (Ferrando, Don Alfonso, Guglielmo)” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x162ccb570e2faedd4a89078c547d3b9af4939ebb23e0e2fece50d23ee981bd36 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/FRZ209009203.
Recording identifiers
- ISRC
- FRZ209009203
- Title
- Mozart: Così fan tutte, K. 588, Act 1: "Fuor’ la spada!" (Ferrando, Don Alfonso, Guglielmo)
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x162ccb570e2faedd4a89078c547d3b9af4939ebb23e0e2fece50d23ee981bd36
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:ef1fc153afc1fda13e9765e08a3db7f4903990992c2cf5efbbec5141d065e274- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ209009203
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Mozart: Così fan tutte, K. 588, Act 1: "Fuor’ la spada!" (Ferrando, Don Alfonso, Guglielmo) · Machine-readable JSON-LD