ISRC FRZ209638760
Verified recording
FRZ209638760 is “Bartók: For Children, Sz. 42, Book I "Based On Hungarian Folk Tunes": No. 1, Children at Play” by Béla Bartók,
registered on the CopyrightChains blockchain with CopyrightID
0x18e646d09541b735c1f281c1758335128703b64a88dfd52809c6baf15aa9c750 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/FRZ209638760.
Recording identifiers
- ISRC
- FRZ209638760
- Title
- Bartók: For Children, Sz. 42, Book I "Based On Hungarian Folk Tunes": No. 1, Children at Play
- Artist
- Béla Bartók
- CopyrightID (CopyrightChains transaction hash)
0x18e646d09541b735c1f281c1758335128703b64a88dfd52809c6baf15aa9c750
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:42499090a1dba7c5d98d8ee661f18de7a3d1dbf9fb1f0b1dd00eef1e2d983263- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ209638760
- 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. 1, Children at Play · Machine-readable JSON-LD