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What's the difference?

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All stages · Demo 490

Swiss AHV mill

Choice ch / dump / other. Thirteen digits starting 756; EAN-13 in JS. Jev never weights 1-3. Twelve digits never pass. Distinct from Swiss UID.

ChoiceAHV EAN-13 in JS

A digit tape. 7560000000002 books a ZAS plate. A last-digit flip rejects. Twelve digits stay short.

replaykind —ahv —

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.