ISRC FRZ140309160
Verified recording
FRZ140309160 is “Le nozze di Figaro, K. 492, Atto II Scene 10 - 11: Ah, signor... signor (Antonio, il Conte, Susanna, la Contessa, Figaro)” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x7290156064e501da95717c71a43010bd995b2ca3aae94e942ecd9d69f269eda3 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/FRZ140309160.
Recording identifiers
- ISRC
- FRZ140309160
- Title
- Le nozze di Figaro, K. 492, Atto II Scene 10 - 11: Ah, signor... signor (Antonio, il Conte, Susanna, la Contessa, Figaro)
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x7290156064e501da95717c71a43010bd995b2ca3aae94e942ecd9d69f269eda3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:f1bcc6a71555c575579b939de757308ae3c595229eccfd78189d5940e43946e9- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140309160
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: Le nozze di Figaro, K. 492, Atto II Scene 10 - 11: Ah, signor... signor (Antonio, il Conte, Susanna, la Contessa, Figaro) · Machine-readable JSON-LD