ISRC QZFZ22550709
Verified recording
QZFZ22550709 is “Dřevorubec” by Regie 257,
registered on the CopyrightChains blockchain with CopyrightID
0x8da93eb6d2d0ce9a015eae5f80e1abde9aae76edbc67100e1698796a9a628a0b and independently timestamped
in Bitcoin block 960334 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFZ22550709.
Recording identifiers
- ISRC
- QZFZ22550709
- Title
- Dřevorubec
- Artist
- Regie 257
- CopyrightID (CopyrightChains transaction hash)
0x8da93eb6d2d0ce9a015eae5f80e1abde9aae76edbc67100e1698796a9a628a0b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T02:19:15+00:00
- Bitcoin block
- 960334
- Canonical record hash
sha256:2c0712ff98e545a705c63ff7277c697c27fffc35b6555047b5e30b990f28c7b1- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFZ22550709
- Bitcoin block existence check
- https://blockstream.info/api/block/960334