ISRC FRZ149708050
Verified recording
FRZ149708050 is “Violin Sonata No. 1, Sz. 75: I. Allegro appassionato” by Béla Bartók,
registered on the CopyrightChains blockchain with CopyrightID
0xa4c653c987ce4f88f85ddc46006566a4eb8a9b2d55021ffae4f5dbb77e37ccb3 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/FRZ149708050.
Recording identifiers
- ISRC
- FRZ149708050
- Title
- Violin Sonata No. 1, Sz. 75: I. Allegro appassionato
- Artist
- Béla Bartók
- CopyrightID (CopyrightChains transaction hash)
0xa4c653c987ce4f88f85ddc46006566a4eb8a9b2d55021ffae4f5dbb77e37ccb3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:b5d63c119c69b5e876083dabed0b31c89e17a42db2feda5edf3581ef37ac1f2e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ149708050
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Violin Sonata No. 1, Sz. 75: I. Allegro appassionato · Machine-readable JSON-LD