ISRC DEN961531216
Verified recording
DEN961531216 is “Le nozze di Figaro, K.492 / Act 1: Recitativo: “Basilio, in traccia tosto di Figaro”” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0xb3b5475b6bd5310b655b5b7265b9a3ad4d733392479b54222cdbd7f2b8fb37a3 and independently timestamped
in Bitcoin block 959128 on 2026-07-22.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN961531216.
Recording identifiers
- ISRC
- DEN961531216
- Title
- Le nozze di Figaro, K.492 / Act 1: Recitativo: “Basilio, in traccia tosto di Figaro”
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0xb3b5475b6bd5310b655b5b7265b9a3ad4d733392479b54222cdbd7f2b8fb37a3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-22T12:33:25+00:00
- Bitcoin block
- 959128
- Canonical record hash
sha256:dbefda60c96547907846782e4ce653ab8ce01a6e204a8322c06a18fd753cfc30- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN961531216
- Bitcoin block existence check
- https://blockstream.info/api/block/959128
Full record
Track page: Le nozze di Figaro, K.492 / Act 1: Recitativo: “Basilio, in traccia tosto di Figaro” · Machine-readable JSON-LD