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Card 406 of 9752026-09-18 issue

Observed arrival · 2026-09-18

Inferstamp Wants Receipts for AI Answers

inferstamp.com Visit website
Editorial interest 84/100 Selection signal · not a rating of the site

A browser-based verifier checks whether an AI result came from an agreed model and input without exposing the model’s weights.

Landing page captured for the 2026-09-18 issue.
For
Teams auditing model provenance and consequential AI decisions
Worth noticing
The working verifier checks a recorded small numeric model result locally, without sending data to a server.

Field notes

The page walks visitors through a three-step receipt flow: agree on model and input, receive an answer with a proof file, then check the result locally. Its demonstration uses recorded test data and a small numeric model, with the page explicitly distinguishing mathematical verification from proving that a provider reran the model or that the answer is good. A fixed-scope assessment is listed at €500.

Observed signals

Read the marks

Editorial observations of this landing page, not a rating.

○OpenPublic substance visible
✦PrettyNotable craft visible
●ProPolished or operationally mature
◎NicheUnusually specific use

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inferstamp.com

Landing page observed 2026-09-18. The live site may have changed.