ISRC NLA505600067
Verified recording
NLA505600067 is “Le nozze di Figaro, K.492 / Act II: "Voi che sapete"” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x09b5127acdf3ef8930841f140f6c5dd61b5e2f4cf3c5a8db1cee11b789c37b45 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA505600067.
Recording identifiers
- ISRC
- NLA505600067
- Title
- Le nozze di Figaro, K.492 / Act II: "Voi che sapete"
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x09b5127acdf3ef8930841f140f6c5dd61b5e2f4cf3c5a8db1cee11b789c37b45
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:372de4f4f409fe73876bf2a84b3066169dfc2be4607d4f23633cb14ddf82bff6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA505600067
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Le nozze di Figaro, K.492 / Act II: "Voi che sapete" · Machine-readable JSON-LD