ISRC FRZ209638770
Verified recording
FRZ209638770 is “Bartók: For Children, Sz. 42, Book I "Based On Hungarian Folk Tunes": No. 3, Quasi adagio” by Béla Bartók,
registered on the CopyrightChains blockchain with CopyrightID
0x151b0f4d27ac0b5177dcee1d4658618203ffcb73fee0d11baea26fdf985e3d83 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/FRZ209638770.
Recording identifiers
- ISRC
- FRZ209638770
- Title
- Bartók: For Children, Sz. 42, Book I "Based On Hungarian Folk Tunes": No. 3, Quasi adagio
- Artist
- Béla Bartók
- CopyrightID (CopyrightChains transaction hash)
0x151b0f4d27ac0b5177dcee1d4658618203ffcb73fee0d11baea26fdf985e3d83
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:28b8f4bbab5215737501407191289f61aed3c8d4ed940e76dd3d06bbb0ddb4d6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ209638770
- 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. 3, Quasi adagio · Machine-readable JSON-LD