Ethereum Prediction Markets
Ethereum 5-Minute hub
VERIFIED PAPER CASE · 5 MIN

ETH 5-Minute Signal Post-Mortem: +25.57 pp Edge

Ethereum Up or Down - July 28, 7:25PM-7:30PM ET

POLYMARKET ENTRY50.0%72.5% EXECUTABLE
MARX FAIR AT ENTRY99.9%HISTORICAL · CLOSED
MODELED EDGE+25.57 ppNET AT ENTRY
CONFIDENCE83.3%UP UNDERPRICED
RETURN35.4%SIMULATED
ROUND REPLAY

Interactive Polymarket vs Marx Fair divergence

Market UP 89.5%Marx Fair UP 89.5%
Market UP and Marx Fair UP history0255075100
Jul 28, 11:26 PMJul 28, 11:28 PMJul 28, 11:30 PMJul 28, 11:31 PMJul 28, 11:33 PM UTC

Market UP and Marx Fair UP history

Text equivalent of the chart
TimePolymarketMarx FairEdge
2026-07-28T23:26:40.763Z17.5%100.0%+82.5 pp
2026-07-28T23:27:50.216Z17.5%100.0%+82.5 pp
2026-07-28T23:28:57.438Z89.5%100.0%+10.5 pp
2026-07-28T23:29:05.928Z89.5%100.0%+10.5 pp
2026-07-28T23:29:42.208Z99.5%100.0%+0.5 pp
2026-07-28T23:29:53.622Z99.5%100.0%+0.5 pp
2026-07-28T23:30:42.097Z89.5%100.0%+10.5 pp
2026-07-28T23:30:53.089Z89.5%100.0%+10.5 pp
2026-07-28T23:33:34.081Z89.5%89.5%+0.0 pp
AUDIT TRAIL

Signal breakdown and trigger

  • Marx Fair was 99.9% while the Polymarket UP price was 50.0%.
  • The executable UP entry was 72.5¢ with a net modeled edge of 25.6 percentage points.
  • Model confidence at the signal was 83.3%.
  • Observed order-book spread at entry was 1.0¢.
MODEL NOTE

Marx AI inference

Buy UP: $100 VWAP 72.5%, gross edge 27.9%, slippage 0.5%, fee 1.4%, safety 0.5%, net edge 25.6%. Marx fair UP is 99.9%.

ETH 5-Minute Signal Post-Mortem: +25.57 pp Edge | AntiPredict