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What's the difference?

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All stages · Demo 337

French NIR

Choice nir / tmp / other. Fifteen digits; key is 97 − (first 13 mod 97). Jev never mods 97. Thirteen digits need the key.

ChoiceNIR 97-key in JS

A digit tape. 185017501234555 books an INSEE plate. A last-digit flip rejects. Thirteen digits never pass.

replaykind —nir —

STANDBY

All 4056 stages

Educational stage on jev.page — not the official TypeSafe console. Live calls go to POST https://api.typesafe.ai/v1/systemone from your browser when you paste a key. Without a key, the stage plays a recorded decision shaped like jev-1.13.0. Jev does not write the UI copy.