ISRC DEF056830151
Verified recording
DEF056830151 is “Le nozze di Figaro, K.492 / Act 2: "Vostre dunque saran queste carte"” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0xcaf4959c081dc2fe7fe2810e33b7ae55761c314725bdacaedc4591d26025542e and independently timestamped
in Bitcoin block 960284 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056830151.
Recording identifiers
- ISRC
- DEF056830151
- Title
- Le nozze di Figaro, K.492 / Act 2: "Vostre dunque saran queste carte"
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0xcaf4959c081dc2fe7fe2810e33b7ae55761c314725bdacaedc4591d26025542e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T17:23:26+00:00
- Bitcoin block
- 960284
- Canonical record hash
sha256:b3660188c289738a563abda20bba1e9ded4e829c5abac4c33ffa22be218ae4d6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056830151
- Bitcoin block existence check
- https://blockstream.info/api/block/960284
Full record
Track page: Le nozze di Figaro, K.492 / Act 2: "Vostre dunque saran queste carte" · Machine-readable JSON-LD