ISRC FRZ130839095
Verified recording
FRZ130839095 is “Variations On a Slovak Folksong: Variation 5, Allegro” by Bohuslav Martinů,
registered on the CopyrightChains blockchain with CopyrightID
0x9dd32aeda108bdb0a7805c43b9d3c4510c9470f6f14c82844fa2fd65b03207bb and independently timestamped
in Bitcoin block 960389 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ130839095.
Recording identifiers
- ISRC
- FRZ130839095
- Title
- Variations On a Slovak Folksong: Variation 5, Allegro
- Artist
- Bohuslav Martinů
- CopyrightID (CopyrightChains transaction hash)
0x9dd32aeda108bdb0a7805c43b9d3c4510c9470f6f14c82844fa2fd65b03207bb
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T10:20:10+00:00
- Bitcoin block
- 960389
- Canonical record hash
sha256:7bdb07c2d43efc7b82ee0d84e6732352994e50a8cf9c73eb392decec3980ac0f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ130839095
- Bitcoin block existence check
- https://blockstream.info/api/block/960389
Full record
Track page: Variations On a Slovak Folksong: Variation 5, Allegro · Machine-readable JSON-LD