ISRC DEF059404530
Verified recording
DEF059404530 is “Le nozze di Figaro, K.492 - Original Version, Vienna 1786 / Act 1: "Non più andrai"” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x8ad221ae471e2c2aed5abb4901eb381052992c7bfc13fd7396a8f880056c13ef and independently timestamped
in Bitcoin block 960317 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059404530.
Recording identifiers
- ISRC
- DEF059404530
- Title
- Le nozze di Figaro, K.492 - Original Version, Vienna 1786 / Act 1: "Non più andrai"
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x8ad221ae471e2c2aed5abb4901eb381052992c7bfc13fd7396a8f880056c13ef
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T21:35:24+00:00
- Bitcoin block
- 960317
- Canonical record hash
sha256:90973e615f1be4c2f42fe56d3acad97ea978bbba74c3e8d48819e5925e5bdcb1- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059404530
- Bitcoin block existence check
- https://blockstream.info/api/block/960317
Full record
Track page: Le nozze di Figaro, K.492 - Original Version, Vienna 1786 / Act 1: "Non più andrai" · Machine-readable JSON-LD