ISRC NLE422302903
Verified recording
NLE422302903 is “Piano Concerto No. 1 in A Major, Sz. 83: III. Allegro molto” by Béla Bartók,
registered on the CopyrightChains blockchain with CopyrightID
0xf35c51886ffa14fcb81d7c8d02e59b2cebe36cf9695b3fe717e527dbb5d0e362 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE422302903.
Recording identifiers
- ISRC
- NLE422302903
- Title
- Piano Concerto No. 1 in A Major, Sz. 83: III. Allegro molto
- Artist
- Béla Bartók
- CopyrightID (CopyrightChains transaction hash)
0xf35c51886ffa14fcb81d7c8d02e59b2cebe36cf9695b3fe717e527dbb5d0e362
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:25b6af8f356051bcba5484235907688ab78c703ce3b2f4d22fabd93f4049a717- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE422302903
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Piano Concerto No. 1 in A Major, Sz. 83: III. Allegro molto · Machine-readable JSON-LD