ISRC FRZ140309050
Verified recording
FRZ140309050 is “Le nozze di Figaro, K. 492, Atto II Scena 2: Recitativo. Bravo! che bella voce! (La Contessa, Susanna, Cherubino)” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x3335bfe8758df232c6cea85be7bbb1c48b2a79be934e533936dc0333a0703723 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/FRZ140309050.
Recording identifiers
- ISRC
- FRZ140309050
- Title
- Le nozze di Figaro, K. 492, Atto II Scena 2: Recitativo. Bravo! che bella voce! (La Contessa, Susanna, Cherubino)
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x3335bfe8758df232c6cea85be7bbb1c48b2a79be934e533936dc0333a0703723
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:3787cd27bd5950bf2fe2a900a199502905063ce9b102f3f395fe5b1dff810474- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140309050
- 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. Bravo! che bella voce! (La Contessa, Susanna, Cherubino) · Machine-readable JSON-LD