ISRC QM6P41456396
Verified recording
QM6P41456396 is “Le nozze di Figaro, K. 492, Act I: "No so piú cosa son"” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x7ca4d1aa72d8d5539866de51b71d2223d63ecdc0b19beee8457c03ab76f2cf25 and independently timestamped
in Bitcoin block 960259 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM6P41456396.
Recording identifiers
- ISRC
- QM6P41456396
- Title
- Le nozze di Figaro, K. 492, Act I: "No so piú cosa son"
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x7ca4d1aa72d8d5539866de51b71d2223d63ecdc0b19beee8457c03ab76f2cf25
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T12:51:24+00:00
- Bitcoin block
- 960259
- Canonical record hash
sha256:20d184194dc7dac2f30e460d7672c1bb0b14b4f0b314568532c193d185cd13a9- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM6P41456396
- Bitcoin block existence check
- https://blockstream.info/api/block/960259
Full record
Track page: Le nozze di Figaro, K. 492, Act I: "No so piú cosa son" · Machine-readable JSON-LD