ISRC NLA507200473
Verified recording
NLA507200473 is “Church Sonata No. 17 in C, K.336” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x7fe04ad895d3e34fc3cb7b5b193d285c1bb6555ec0a3cf2b51a7b2a7ac7594cb and independently timestamped
in Bitcoin block 960327 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507200473.
Recording identifiers
- ISRC
- NLA507200473
- Title
- Church Sonata No. 17 in C, K.336
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x7fe04ad895d3e34fc3cb7b5b193d285c1bb6555ec0a3cf2b51a7b2a7ac7594cb
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T00:26:26+00:00
- Bitcoin block
- 960327
- Canonical record hash
sha256:6964f0d6ab917a02abc1ac0e3b9ab7975c2dfb2910af433afd352d58ce70d423- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507200473
- Bitcoin block existence check
- https://blockstream.info/api/block/960327
Full record
Track page: Church Sonata No. 17 in C, K.336 · Machine-readable JSON-LD