VERIFIED PAPER CASE · 5 MIN
ETH 5-Minute Signal Post-Mortem: +47.75 pp Edge
Ethereum Up or Down - July 28, 2:20AM-2:25AM ET
ROUND REPLAY
Interactive Polymarket vs Marx Fair divergence
Market UP 100.0%Marx Fair UP 99.5%
Jul 28, 06:20 AMJul 28, 06:22 AMJul 28, 06:25 AMJul 28, 06:27 AMJul 28, 06:29 AM UTC
Market UP and Marx Fair UP history
| Time | Polymarket | Marx Fair | Edge |
|---|---|---|---|
| 2026-07-28T06:20:30.839Z | 84.5% | 50.5% | -34.0 pp |
| 2026-07-28T06:20:39.370Z | 50.5% | 50.5% | +0.0 pp |
| 2026-07-28T06:20:46.193Z | 50.5% | 0.0% | -50.5 pp |
| 2026-07-28T06:21:30.853Z | 84.5% | 0.0% | -84.5 pp |
| 2026-07-28T06:22:32.792Z | 84.5% | 84.5% | +0.0 pp |
| 2026-07-28T06:22:36.761Z | 84.5% | 84.5% | +0.0 pp |
| 2026-07-28T06:22:42.302Z | 84.5% | 0.0% | -84.5 pp |
| 2026-07-28T06:23:51.332Z | 99.5% | 99.5% | +0.0 pp |
| 2026-07-28T06:24:30.810Z | 99.5% | 99.5% | +0.0 pp |
| 2026-07-28T06:24:35.608Z | 99.5% | 99.5% | +0.0 pp |
| 2026-07-28T06:25:13.339Z | 99.5% | 0.0% | -99.5 pp |
| 2026-07-28T06:25:13.546Z | 99.5% | 0.0% | -99.5 pp |
| 2026-07-28T06:25:30.908Z | 99.5% | 0.0% | -99.5 pp |
| 2026-07-28T06:26:30.878Z | 99.5% | 0.0% | -99.5 pp |
| 2026-07-28T06:27:30.977Z | 99.5% | 99.5% | +0.0 pp |
| 2026-07-28T06:28:30.797Z | 99.5% | 99.5% | +0.0 pp |
| 2026-07-28T06:28:34.598Z | 99.5% | 99.5% | +0.0 pp |
| 2026-07-28T06:29:30.815Z | 100.0% | 99.5% | -0.4 pp |
AUDIT TRAIL
Signal breakdown and trigger
- Marx Fair was 0.0% while the Polymarket UP price was 50.5%.
- The executable DOWN entry was 50.0¢ with a net modeled edge of 47.7 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 DOWN: $100 VWAP 50.0%, gross edge 50.0%, slippage 0.0%, fee 1.8%, safety 0.5%, net edge 47.7%. Marx fair UP is 0.0%.