ISRC FRZ140309170
Verified recording
FRZ140309170 is “Le nozze di Figaro, K. 492, Atto II Scena 10 - 11: Voi signor, che giusto siete (Marcellina, Basilio, Bartolo, il Conte, Susanna, la Contessa, Figaro)” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x6f8f2a31e2f95b075df257821348fddad4249fbe76bee5e4e723cf761308769b 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/FRZ140309170.
Recording identifiers
- ISRC
- FRZ140309170
- Title
- Le nozze di Figaro, K. 492, Atto II Scena 10 - 11: Voi signor, che giusto siete (Marcellina, Basilio, Bartolo, il Conte, Susanna, la Contessa, Figaro)
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x6f8f2a31e2f95b075df257821348fddad4249fbe76bee5e4e723cf761308769b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:c9b6bd593af214a34187e1be018e1ed492b79d341c3b096003893539b0542b20- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140309170
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: Le nozze di Figaro, K. 492, Atto II Scena 10 - 11: Voi signor, che giusto siete (Marcellina, Basilio, Bartolo, il Conte, Susanna, la Contessa, Figaro) · Machine-readable JSON-LD