Phase 1 shadow · synthetic · independent  ·  SAWEM Phase 1 Trading Simulator — explainer-grade, not an MMS.  ·  Trading Rules Round 2 (12 April 2026 v01 draft)
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 23 · 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: R836.77/MWh

inputs_sha256 (server): bf921e959fe448913633a8c1be1a38a6f432c9cf1919865fb82e7a2499fcf766

inputs_sha256 (browser): …computing…

outputs_sha256 (server): 80fcdab261c3086f358d8c0b020a31442475c6fba0d5d318e5edcf776810ef5b

outputs_sha256 (browser): …computing…

Want the CLI version instead? curl -s /api/clearing/23/replay > receipt.json && npm run verify -- receipt.json.