ISRC GBBBA8750050
Verified recording
GBBBA8750050 is “Le nozze di Figaro, K.492 / Act 4: "Deh vieni, non tardar"” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x36c23e47b70830d7f4215f66e547d1d135c394bfd1fd4f30c7db7d717b0324ee and independently timestamped
in Bitcoin block 960212 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBA8750050.
Recording identifiers
- ISRC
- GBBBA8750050
- Title
- Le nozze di Figaro, K.492 / Act 4: "Deh vieni, non tardar"
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x36c23e47b70830d7f4215f66e547d1d135c394bfd1fd4f30c7db7d717b0324ee
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T05:43:45+00:00
- Bitcoin block
- 960212
- Canonical record hash
sha256:56308e2770ef8aebe18a0d239186f4eb5f55b0c72f33cd7dc93a8497c0bd31f1- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBA8750050
- Bitcoin block existence check
- https://blockstream.info/api/block/960212
Full record
Track page: Le nozze di Figaro, K.492 / Act 4: "Deh vieni, non tardar" · Machine-readable JSON-LD