ISRC FRZ140310050
Verified recording
FRZ140310050 is “Le nozze di Figaro, K. 492, Atto III Scene 9 - 10: Recitativo. Io vi dico, signor (Antonio, Il Conte)” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x58c06b6aac973e0d8dcbc6e79afcee0ef53d8df9e7e483eaf54502676bc9d8a4 and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140310050.
Recording identifiers
- ISRC
- FRZ140310050
- Title
- Le nozze di Figaro, K. 492, Atto III Scene 9 - 10: Recitativo. Io vi dico, signor (Antonio, Il Conte)
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x58c06b6aac973e0d8dcbc6e79afcee0ef53d8df9e7e483eaf54502676bc9d8a4
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:8a65c9f8acd340aec29f4b64b66f1f1fb57d023091d37412edd0fd00dbaa1ab2- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140310050
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Le nozze di Figaro, K. 492, Atto III Scene 9 - 10: Recitativo. Io vi dico, signor (Antonio, Il Conte) · Machine-readable JSON-LD