ISRC NLA507500351
Verified recording
NLA507500351 is “Piano Sonata No. 13 in B flat, K.333: 1. Allegro - 1975 Recording” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x58bc71537aae1a3b39286d8a0f0cfc551c8b72cefb42052d4713b93a6d9c7217 and independently timestamped
in Bitcoin block 960160 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507500351.
Recording identifiers
- ISRC
- NLA507500351
- Title
- Piano Sonata No. 13 in B flat, K.333: 1. Allegro - 1975 Recording
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x58bc71537aae1a3b39286d8a0f0cfc551c8b72cefb42052d4713b93a6d9c7217
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T22:48:59+00:00
- Bitcoin block
- 960160
- Canonical record hash
sha256:89a058636b1367a2eceb4165618d0a36964d1a1c6f18141b2cb9485db57af515- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507500351
- Bitcoin block existence check
- https://blockstream.info/api/block/960160
Full record
Track page: Piano Sonata No. 13 in B flat, K.333: 1. Allegro - 1975 Recording · Machine-readable JSON-LD