VERIFIED PAPER CASE · 5 MIN
ETH 5-Minute Signal Post-Mortem: +70.81 pp Edge
Ethereum Up or Down - July 30, 8:55AM-9:00AM ET
ROUND REPLAY
Interactive Polymarket vs Marx Fair divergence
Market UP 0.5%Marx Fair UP 0.5%
Jul 30, 12:55 PMJul 30, 12:57 PMJul 30, 12:58 PMJul 30, 12:59 PMJul 30, 01:01 PM UTC
Market UP and Marx Fair UP history
| Time | Polymarket | Marx Fair | Edge |
|---|---|---|---|
| 2026-07-30T12:55:33.147Z | 50.5% | 50.5% | +0.0 pp |
| 2026-07-30T12:56:12.873Z | 26.5% | 26.5% | +0.0 pp |
| 2026-07-30T12:56:25.883Z | 26.5% | 26.5% | +0.0 pp |
| 2026-07-30T12:56:41.804Z | 26.5% | 100.0% | +73.5 pp |
| 2026-07-30T12:57:03.993Z | 28.5% | 100.0% | +71.5 pp |
| 2026-07-30T12:57:59.117Z | 28.5% | 28.5% | +0.0 pp |
| 2026-07-30T12:58:23.854Z | 28.5% | 28.5% | +0.0 pp |
| 2026-07-30T12:58:59.011Z | 28.5% | 50.5% | +22.0 pp |
| 2026-07-30T12:59:06.654Z | 50.5% | 50.5% | +0.0 pp |
| 2026-07-30T12:59:17.560Z | 28.5% | 28.5% | +0.0 pp |
| 2026-07-30T12:59:36.344Z | 28.5% | 100.0% | +71.5 pp |
| 2026-07-30T12:59:58.241Z | 0.5% | 100.0% | +99.5 pp |
| 2026-07-30T13:01:04.980Z | 0.5% | 0.5% | +0.0 pp |
| 2026-07-30T13:01:28.454Z | 0.5% | 0.5% | +0.0 pp |
AUDIT TRAIL
Signal breakdown and trigger
- Marx Fair was 100.0% while the Polymarket UP price was 26.5%.
- The executable UP entry was 27.3¢ with a net modeled edge of 70.8 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 27.3%, gross edge 73.0%, slippage 0.3%, fee 1.4%, safety 0.5%, net edge 70.8%. Marx fair UP is 100.0%.