Ethereum Prediction Markets
Ethereum 1-Hour hub
VERIFIED PAPER CASE · 1 HOUR

ETH 1-Hour Signal Post-Mortem: +71.59 pp Edge

Ethereum Up or Down - July 27, 4PM ET

POLYMARKET ENTRY34.5%26.5% EXECUTABLE
MARX FAIR AT ENTRY100.0%HISTORICAL · CLOSED
MODELED EDGE+71.59 ppNET AT ENTRY
CONFIDENCE83.3%UP UNDERPRICED
RETURN-100.0%SIMULATED
ROUND REPLAY

Interactive Polymarket vs Marx Fair divergence

Market UP 0.1%Marx Fair UP 0.1%
Market UP and Marx Fair UP history0%25%50%75%100%
Jul 27, 08:15 PMJul 27, 08:27 PMJul 27, 08:39 PMJul 27, 08:52 PMJul 27, 09:04 PM UTC

Market UP and Marx Fair UP history

Text equivalent of the chart
TimePolymarketMarx FairEdge
2026-07-27T20:15:00.248Z34.5%100.0%+65.5 pp
2026-07-27T20:16:58.617Z34.5%100.0%+65.5 pp
2026-07-27T20:28:55.233Z23.5%100.0%+76.5 pp
2026-07-27T20:31:01.079Z42.0%100.0%+58.0 pp
2026-07-27T20:32:56.287Z42.0%100.0%+58.0 pp
2026-07-27T20:36:57.593Z37.5%100.0%+62.5 pp
2026-07-27T20:46:56.861Z14.0%100.0%+86.0 pp
2026-07-27T20:58:54.700Z5.5%100.0%+94.5 pp
2026-07-27T20:59:30.921Z5.5%100.0%+94.5 pp
2026-07-27T21:04:40.785Z0.1%0.1%+0.0 pp
AUDIT TRAIL

Signal breakdown and trigger

  • Marx Fair was 100.0% while the Polymarket UP price was 34.5%.
  • The executable UP entry was 26.5¢ with a net modeled edge of 71.6 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 26.5%, gross edge 74.0%, slippage 0.5%, fee 1.4%, safety 0.5%, net edge 71.6%. Marx fair UP is 100.0%.