Verify a storm-evidence report

Confirm an issued storm-evidence report by its printed credentials, or compare the PDF itself for a byte-for-byte match. File hashing happens in this browser; the PDF is not uploaded.

Checking with the source…

Verify the exact PDF

Choose an issued report. Your browser computes its SHA-256 fingerprint locally and sends only that fingerprint for comparison.

Choose a report PDF or drop it here · the file never leaves this device

Computing the file fingerprint and checking the source…

An ID-and-code match confirms an issued record. An exact-file match additionally confirms that the selected PDF bytes match the issued copy. Neither check determines coverage or causation.