Ethereum Prediction Markets
Ethereum 15-Minute hub
VERIFIED PAPER CASE · 15 MIN

ETH 15-Minute Signal Post-Mortem: +45.38 pp Edge

Ethereum Up or Down - July 28, 3:45PM-4:00PM ET

POLYMARKET ENTRY50.0%52.4% EXECUTABLE
MARX FAIR AT ENTRY0.0%HISTORICAL · CLOSED
MODELED EDGE+45.38 ppNET AT ENTRY
CONFIDENCE83.3%DOWN UNDERPRICED
RETURN-100.0%SIMULATED
ROUND REPLAY

Interactive Polymarket vs Marx Fair divergence

Market UP 100.0%Marx Fair UP 100.0%
Market UP and Marx Fair UP history0255075100
Jul 28, 07:45 PMJul 28, 07:50 PMJul 28, 07:54 PMJul 28, 07:59 PMJul 28, 08:04 PM UTC

Market UP and Marx Fair UP history

Text equivalent of the chart
TimePolymarketMarx FairEdge
2026-07-28T19:45:11.221Z49.5%0.0%-49.5 pp
2026-07-28T19:49:41.096Z78.5%0.0%-78.5 pp
2026-07-28T19:51:39.734Z78.5%0.0%-78.5 pp
2026-07-28T19:52:42.205Z78.5%0.0%-78.5 pp
2026-07-28T19:53:41.145Z98.5%100.0%+1.5 pp
2026-07-28T19:54:43.581Z98.5%100.0%+1.5 pp
2026-07-28T19:55:38.908Z98.5%100.0%+1.5 pp
2026-07-28T19:56:41.857Z98.5%100.0%+1.5 pp
2026-07-28T19:58:01.105Z100.0%100.0%+0.0 pp
2026-07-28T19:59:51.720Z100.0%100.0%+0.0 pp
2026-07-28T20:00:48.546Z100.0%100.0%+0.0 pp
2026-07-28T20:01:01.226Z100.0%100.0%+0.0 pp
2026-07-28T20:01:43.881Z100.0%99.8%-0.1 pp
2026-07-28T20:01:46.379Z99.9%99.8%-0.0 pp
2026-07-28T20:01:51.953Z100.0%100.0%+0.0 pp
2026-07-28T20:02:48.583Z100.0%100.0%+0.0 pp
2026-07-28T20:03:38.869Z100.0%100.0%+0.0 pp
2026-07-28T20:04:42.645Z100.0%100.0%+0.0 pp
AUDIT TRAIL

Signal breakdown and trigger

  • Marx Fair was 0.0% while the Polymarket UP price was 50.0%.
  • The executable DOWN entry was 52.4¢ with a net modeled edge of 45.4 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 DOWN: $100 VWAP 52.8%, gross edge 49.0%, slippage 1.8%, fee 1.7%, safety 0.5%, net edge 44.9%. Marx fair UP is 0.0%.

ETH 15-Minute Signal Post-Mortem: +45.38 pp Edge | AntiPredict