ISRC FRZ140309070
Verified recording
FRZ140309070 is “Le nozze di Figaro, K. 492, Atto II Scena 2: Recitativo. Quante buffonerie! (La Contessa, Susanna, Cherubino, il Conte)” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0xb73dbba5940d6aaf47e58d920e3efd32a0ef0f1867b3dee1354260581499d57c and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140309070.
Recording identifiers
- ISRC
- FRZ140309070
- Title
- Le nozze di Figaro, K. 492, Atto II Scena 2: Recitativo. Quante buffonerie! (La Contessa, Susanna, Cherubino, il Conte)
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0xb73dbba5940d6aaf47e58d920e3efd32a0ef0f1867b3dee1354260581499d57c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:fd366b085c76109546ba7be1cc53ae463bce4e6f66732aaedc00e4188dfb1d45- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140309070
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: Le nozze di Figaro, K. 492, Atto II Scena 2: Recitativo. Quante buffonerie! (La Contessa, Susanna, Cherubino, il Conte) · Machine-readable JSON-LD