ISRC FRZ209638790
Verified recording
FRZ209638790 is “Bartók: For Children, Sz. 42, Book I "Based On Hungarian Folk Tunes": No. 6, Study for the Left Hand” by Béla Bartók,
registered on the CopyrightChains blockchain with CopyrightID
0xc76683a6337ca1ac0dfc0e9421a2621977b12573b9769877997f87a132e1143a and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ209638790.
Recording identifiers
- ISRC
- FRZ209638790
- Title
- Bartók: For Children, Sz. 42, Book I "Based On Hungarian Folk Tunes": No. 6, Study for the Left Hand
- Artist
- Béla Bartók
- CopyrightID (CopyrightChains transaction hash)
0xc76683a6337ca1ac0dfc0e9421a2621977b12573b9769877997f87a132e1143a
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:aaa1d602fa633d861814942ac03301d785ae680ca79f6d14ce26243c4df1908e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ209638790
- Bitcoin block existence check
- https://blockstream.info/api/block/953520
Full record
Track page: Bartók: For Children, Sz. 42, Book I "Based On Hungarian Folk Tunes": No. 6, Study for the Left Hand · Machine-readable JSON-LD