ISRC FRZ140309150
Verified recording
FRZ140309150 is “Le nozze di Figaro, K. 492, Atto II Scena 9: Signori, di fuori (Figaro, il Conte, Susanna, la Contessa)” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x16b35c18067cec87b418fa0605e0510f343d936b7755dd6e02ac9e2d1775d48e 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/FRZ140309150.
Recording identifiers
- ISRC
- FRZ140309150
- Title
- Le nozze di Figaro, K. 492, Atto II Scena 9: Signori, di fuori (Figaro, il Conte, Susanna, la Contessa)
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x16b35c18067cec87b418fa0605e0510f343d936b7755dd6e02ac9e2d1775d48e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:9f445f315b55e242faae163d8903cf4d1f07f8aad7cbbd6ce4507668711e20f9- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140309150
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: Le nozze di Figaro, K. 492, Atto II Scena 9: Signori, di fuori (Figaro, il Conte, Susanna, la Contessa) · Machine-readable JSON-LD