Step 1 of 4
Hidden message · 10 toy tokens
Words removed · only the ranks remain
Change this. The visible topic moves; the rank pattern does not.
Visible cover text · 10 toy tokens
Position 1 of 10 · click a word or rank to inspect it
Original context predicts
Prompted context predicts
Exact recovery: all 10 toy tokens returned in order.
The decoder never translates the surface story into pollution. It reads the cover’s ranks, then lets the original context turn them back into the message.
One last question. Three sentences, three keys. Which of them is carrying the warning about the river?
All three. Each one spends the same ten ranks under a different key, and each gives the warning back to anyone who holds that key and the same model. To anyone without the key, it reads as only a pleasant sentence.