ISRC NLA507100971
Verified recording
NLA507100971 is “Le nozze di Figaro / Act 4: "Tutto è tranquillo e placido" - "Pace, pace mio dolce tesoro"” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x4d7b8d3eb6bccd4fe698849059b18a3bee645db25a6b582d8dffaa883ea7e4da and independently timestamped
in Bitcoin block 960349 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507100971.
Recording identifiers
- ISRC
- NLA507100971
- Title
- Le nozze di Figaro / Act 4: "Tutto è tranquillo e placido" - "Pace, pace mio dolce tesoro"
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x4d7b8d3eb6bccd4fe698849059b18a3bee645db25a6b582d8dffaa883ea7e4da
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T05:23:41+00:00
- Bitcoin block
- 960349
- Canonical record hash
sha256:4c9177a9d5e3406dab27e932922708a9a3115c4d9f499017334d0ef9da40e9c7- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507100971
- Bitcoin block existence check
- https://blockstream.info/api/block/960349
Full record
Track page: Le nozze di Figaro / Act 4: "Tutto è tranquillo e placido" - "Pace, pace mio dolce tesoro" · Machine-readable JSON-LD