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What's the difference?

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All stages · Demo 233

ISRC plate

Choice recording / master / other. An ISRC is two letters, three alphanumerics, two year digits, five serial digits. Jev never counts twelve. A short plate rejects.

ChoiceISRC 12-char format in JS

A digit tape. USS1Z2100001 books a recording. GBUM71000001 lights a master. US12 never packs.

replaykind —isrc —

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.