Phase 1 shadow · synthetic · independent  ·  SAWEM Phase 1 Trading Simulator — explainer-grade, not an MMS.  ·  Built from the publicly available Trading Rules; Round 2 not yet gazetted
Trading day 2026-05-29 virtual hour 00 Auction state: ACCEPTING gate close in 18h:00m DAM clear IDM re-clear Balancing Settlement
SAWEM
Browser receipt verifier

Hour 18 · in-browser

Your browser hashes the receipt inputs and outputs with WebCrypto and compares to the server-computed digests. No server trust required beyond the JSON payload itself.

SMP: R1081.69/MWh

inputs_sha256 (server): 1b4a478acb506e2bd0d5baa320a6e4051c17e546ff8ac9377a21261482f46eaf

inputs_sha256 (browser): …computing…

outputs_sha256 (server): eec757f4a11b3c5db7bc9325aae96cca7883fa3bc2e3b6582afc76f605e1ac0c

outputs_sha256 (browser): …computing…

Want the CLI version instead? curl -s /api/clearing/18/replay > receipt.json && npm run verify -- receipt.json.