ISRC FRZ131334010
Verified recording
FRZ131334010 is “Le nozze di Figaro K. 492, Act IV: L'ho perduta, me meschina” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x23708c7cc6ab4bcfd9d04d9d9913a445b5be953ca8ed0b69798e8be2c16b72c9 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/FRZ131334010.
Recording identifiers
- ISRC
- FRZ131334010
- Title
- Le nozze di Figaro K. 492, Act IV: L'ho perduta, me meschina
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x23708c7cc6ab4bcfd9d04d9d9913a445b5be953ca8ed0b69798e8be2c16b72c9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:4ce3cde24ce741b3b075ee723aa60f7d27b4f197be0ad03b70d2f5e601ee098d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ131334010
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Le nozze di Figaro K. 492, Act IV: L'ho perduta, me meschina · Machine-readable JSON-LD