Seal
Hash-only by default. We do not upload your file. We generate a receipt for the file hash.
1) Pick a file (local only)
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2) Optional private label (never public by default)
Avoid personal data. Label is a convenience field; it does not prove identity or authorship.
Policy Snapshot (optional)
Attach a verifiable reference to your store policy (returns/warranty/shipping terms) without uploading or hosting the policy content. This tool computes the hash locally and stores only the hash + optional public URL reference + timestamp in the receipt.
We do not fetch this URL. It is stored only as a public reference if you choose.
File is hashed locally. It is never uploaded.
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Reality Audit: integrity-only. Does not prove truth, identity, authorship, intent, delivery/condition, or legal admissibility.
3) Choose tier
Unlimited provisional receipts. Certificate includes a baked watermark.
Final receipts require a valid entitlement token and monthly quota.