ISRC QZFZ42109717
Verified recording
QZFZ42109717 is “Schroef Los” by Eijer,
registered on the CopyrightChains blockchain with CopyrightID
0x4ec15fd7ff1ee3a4b0416d2283da5cef1a603c67375d907e481a20124c6f443f and independently timestamped
in Bitcoin block 960291 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFZ42109717.
Recording identifiers
- ISRC
- QZFZ42109717
- Title
- Schroef Los
- Artist
- Eijer
- CopyrightID (CopyrightChains transaction hash)
0x4ec15fd7ff1ee3a4b0416d2283da5cef1a603c67375d907e481a20124c6f443f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T18:23:33+00:00
- Bitcoin block
- 960291
- Canonical record hash
sha256:915efb0d776b70b71672319672e1c693bde4606cba24eca9d3ee81f7e070c9a6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFZ42109717
- Bitcoin block existence check
- https://blockstream.info/api/block/960291