Verify an AttestLayer package.
Drop the ZIP here. It's checked in your browser; nothing is uploaded. You'll see "Verified" if every file is unchanged since issue and the package was signed with our published key, or "Not verified" if anything differs.
What this proves. The files are exactly what AttestLayer issued, on the date shown, for this package ID.
What it doesn't prove. That the answers are true. That's for your own review.
What this proves
- The files are exactly what AttestLayer issued, on the date shown, for this package ID.
What it doesn't prove
- That the answers are true. That's for your own review.
Select a complete AttestLayer package ZIP. Verification runs entirely in your browser. Limit: 100 MB compressed / 250 MB expanded.
Keyboard users can focus this control and choose a ZIP directly.
The sample uses fictional companies and records. A sample result is not a customer package.
Provenance
Open a verification page by slug.
Try it:
View the sampleHow to verify in your supported browser
No account, login, or API key is required. Completion time depends on package size and your device.
- Choose the complete AttestLayer package ZIP you want to inspect.
- Stay on this verifier page.
- Drag the complete Buyer Review Pack ZIP or legacy verification-kit ZIP onto the upload area above.
- The verifier checks the manifest, receipt, and signature locally in your browser.
- See a clear verified or not‑verified outcome with a detailed step breakdown.
Your ZIP and its contents stay in your browser. The page may fetch separately published issuer keys and verification metadata.
Next steps
Inspect the sample, or open the public signing keys.