step 3 of 7

See the margin saving

Plinth runs the SPAN scenario matrix. With both positions in the same correlation class, net exposure cancels under every scenario. Required margin drops sharply vs unhedged isolated margin.

Contract: Plinth.update_margin

Pending on testnet

Plinth margin recompute runs against an open position, so it lights up once step 2 (open a position) is runnable.

The four live steps (deposit, chaos drill, proof of reserves, kill switch) run end to end today.

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