ISRC FRZ140308100
Verified recording
FRZ140308100 is “Le nozze di Figaro, K. 492, Atto I Scena 4: No. 5, Duettino. Via, resti servita (Marcellina, Susanna)” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x2e7fc148a9f95f4956f4bce3b3da0d9fd1917cc32901c838a1d87b46f80c233b and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140308100.
Recording identifiers
- ISRC
- FRZ140308100
- Title
- Le nozze di Figaro, K. 492, Atto I Scena 4: No. 5, Duettino. Via, resti servita (Marcellina, Susanna)
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x2e7fc148a9f95f4956f4bce3b3da0d9fd1917cc32901c838a1d87b46f80c233b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:0dfbbc27c94c2cc3b0ff9ea853df4e70b411b687bce4a439b0e594b3c6b46b9e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140308100
- Bitcoin block existence check
- https://blockstream.info/api/block/953520
Full record
Track page: Le nozze di Figaro, K. 492, Atto I Scena 4: No. 5, Duettino. Via, resti servita (Marcellina, Susanna) · Machine-readable JSON-LD