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VERIFIED PAPER CASE · 15 MIN

ETH 15-Minute Signal Post-Mortem: +12.69 pp Edge

Ethereum Up or Down - August 7, 4:30PM-4:45PM ET

POLYMARKET ENTRY50.5%51.0% EXECUTABLE
MARX FAIR AT ENTRY65.9%HISTORICAL · CLOSED
MODELED EDGE+12.69 ppNET AT ENTRY
CONFIDENCE83.3%UP UNDERPRICED
RETURN-10.4%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%
Aug 07, 08:31 PMAug 07, 08:35 PMAug 07, 08:39 PMAug 07, 08:43 PMAug 07, 08:47 PM UTC

Market UP and Marx Fair UP history

Text equivalent of the chart
TimePolymarketMarx FairEdge
2026-08-07T20:31:26.594Z48.5%48.5%-0.0 pp
2026-08-07T20:31:40.670Z48.5%99.0%+50.5 pp
2026-08-07T20:33:10.658Z21.0%21.0%-0.0 pp
2026-08-07T20:33:21.657Z21.0%21.0%-0.0 pp
2026-08-07T20:33:42.485Z21.0%99.3%+78.3 pp
2026-08-07T20:34:11.195Z21.0%99.3%+78.3 pp
2026-08-07T20:35:10.765Z21.0%21.0%-0.0 pp
2026-08-07T20:35:26.773Z21.0%21.0%-0.0 pp
2026-08-07T20:35:40.196Z21.0%99.5%+78.5 pp
2026-08-07T20:36:10.897Z21.0%99.5%+78.5 pp
2026-08-07T20:37:10.877Z7.5%21.0%+13.5 pp
2026-08-07T20:37:30.884Z21.0%21.0%-0.0 pp
2026-08-07T20:37:48.382Z21.0%99.8%+78.8 pp
2026-08-07T20:37:49.386Z21.0%99.8%+78.8 pp
2026-08-07T20:39:27.492Z22.5%22.5%+0.0 pp
2026-08-07T20:39:45.313Z22.5%100.0%+77.5 pp
2026-08-07T20:39:47.046Z22.5%100.0%+77.5 pp
2026-08-07T20:40:16.042Z22.5%100.0%+77.5 pp
2026-08-07T20:41:37.485Z22.5%22.5%+0.0 pp
2026-08-07T20:42:01.246Z22.5%100.0%+77.5 pp
2026-08-07T20:44:05.766Z22.5%0.5%-22.0 pp
2026-08-07T20:44:16.081Z0.5%0.5%+0.0 pp
2026-08-07T20:44:29.884Z0.5%0.5%+0.0 pp
2026-08-07T20:45:10.887Z0.5%0.5%+0.0 pp
2026-08-07T20:46:10.748Z0.5%0.1%-0.4 pp
2026-08-07T20:47:10.695Z0.1%0.1%+0.0 pp
2026-08-07T20:47:26.031Z0.1%0.1%+0.0 pp
AUDIT TRAIL

Signal breakdown and trigger

  • Marx Fair was 65.9% while the Polymarket UP price was 50.5%.
  • The executable UP entry was 51.0¢ with a net modeled edge of 12.7 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 51.0%, gross edge 14.9%, slippage 0.0%, fee 1.7%, safety 0.5%, net edge 12.7%. Marx fair UP is 65.9%.

ETH 15-Minute Signal Post-Mortem: +12.69 pp Edge | AntiPredict