ISRC NLE422435808
Verified recording
NLE422435808 is “Piano Sonata, BB 88, Sz. 80: I. Allegro moderato” by Béla Bartók,
registered on the CopyrightChains blockchain with CopyrightID
0x1c559cc293f328fefbb87f2f72318fa04322aae0dabf850e4d650db140428ac5 and independently timestamped
in Bitcoin block 957020 on 2026-07-07.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE422435808.
Recording identifiers
- ISRC
- NLE422435808
- Title
- Piano Sonata, BB 88, Sz. 80: I. Allegro moderato
- Artist
- Béla Bartók
- CopyrightID (CopyrightChains transaction hash)
0x1c559cc293f328fefbb87f2f72318fa04322aae0dabf850e4d650db140428ac5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-07T09:18:01+00:00
- Bitcoin block
- 957020
- Canonical record hash
sha256:046b949e70f4c3faf05a126273e9f103fc9e467010854d07bb9389b82c734cdd- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE422435808
- Bitcoin block existence check
- https://blockstream.info/api/block/957020
Full record
Track page: Piano Sonata, BB 88, Sz. 80: I. Allegro moderato · Machine-readable JSON-LD