Ethereum Prediction Markets
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VERIFIED PAPER CASE · 15 MIN

ETH 15-Minute Signal Post-Mortem: +45.17 pp Edge

Ethereum Up or Down - July 28, 11:45AM-12:00PM ET

POLYMARKET ENTRY50.0%52.5% EXECUTABLE
MARX FAIR AT ENTRY0.1%HISTORICAL · CLOSED
MODELED EDGE+45.17 ppNET AT ENTRY
CONFIDENCE83.3%DOWN UNDERPRICED
RETURN-100.0%SIMULATED
ROUND REPLAY

Interactive Polymarket vs Marx Fair divergence

Market UP 99.5%Marx Fair UP 99.5%
Market UP and Marx Fair UP history0255075100
Jul 28, 03:45 PMJul 28, 03:50 PMJul 28, 03:54 PMJul 28, 03:59 PMJul 28, 04:04 PM UTC

Market UP and Marx Fair UP history

Text equivalent of the chart
TimePolymarketMarx FairEdge
2026-07-28T15:49:44.348Z48.5%0.8%-47.7 pp
2026-07-28T15:50:15.263Z42.5%0.8%-41.7 pp
2026-07-28T15:51:15.179Z37.5%42.5%+5.0 pp
2026-07-28T15:51:23.705Z42.5%42.5%+0.0 pp
2026-07-28T15:51:38.532Z37.5%37.5%-0.0 pp
2026-07-28T15:51:43.736Z37.5%0.0%-37.5 pp
2026-07-28T15:52:15.141Z37.5%0.0%-37.5 pp
2026-07-28T15:53:15.248Z46.5%37.5%-9.0 pp
2026-07-28T15:53:19.612Z37.5%37.5%-0.0 pp
2026-07-28T15:53:30.125Z46.5%46.5%+0.0 pp
2026-07-28T15:53:45.644Z46.5%0.0%-46.5 pp
2026-07-28T15:53:46.211Z46.5%0.0%-46.5 pp
2026-07-28T15:54:15.128Z46.5%0.0%-46.5 pp
2026-07-28T15:55:15.171Z46.5%46.5%+0.0 pp
2026-07-28T15:55:19.771Z46.5%46.5%+0.0 pp
2026-07-28T15:55:46.403Z46.5%0.0%-46.5 pp
2026-07-28T15:56:15.347Z46.5%0.0%-46.5 pp
2026-07-28T15:57:15.065Z46.5%46.5%+0.0 pp
2026-07-28T15:57:23.389Z46.5%46.5%+0.0 pp
2026-07-28T15:57:46.205Z46.5%0.0%-46.5 pp
2026-07-28T15:58:17.478Z42.5%0.0%-42.5 pp
2026-07-28T15:59:15.284Z42.5%42.5%+0.0 pp
2026-07-28T15:59:23.283Z42.5%42.5%+0.0 pp
2026-07-28T15:59:43.643Z42.5%0.0%-42.5 pp
2026-07-28T16:00:16.056Z99.5%0.0%-99.5 pp
2026-07-28T16:01:15.448Z99.5%99.5%+0.0 pp
2026-07-28T16:01:44.645Z99.5%99.5%+0.0 pp
2026-07-28T16:02:16.463Z99.5%99.5%+0.0 pp
2026-07-28T16:03:15.199Z99.5%99.5%+0.0 pp
2026-07-28T16:04:15.094Z99.5%99.5%+0.0 pp
AUDIT TRAIL

Signal breakdown and trigger

  • Marx Fair was 0.1% while the Polymarket UP price was 50.0%.
  • The executable DOWN entry was 52.5¢ with a net modeled edge of 45.2 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 52.6%, gross edge 48.5%, slippage 1.6%, fee 1.7%, safety 0.5%, net edge 44.6%. Marx fair UP is 0.5%.

ETH 15-Minute Signal Post-Mortem: +45.17 pp Edge | AntiPredict