VERIFIED PAPER CASE · 5 MIN
ETH 5-Minute Signal Post-Mortem: +46.99 pp Edge
Ethereum Up or Down - July 30, 10:50PM-10:55PM ET
ROUND REPLAY
Interactive Polymarket vs Marx Fair divergence
Market UP 65.5%Marx Fair UP 65.5%
Jul 31, 02:50 AMJul 31, 02:52 AMJul 31, 02:55 AMJul 31, 02:57 AMJul 31, 02:59 AM UTC
Market UP and Marx Fair UP history
| Time | Polymarket | Marx Fair | Edge |
|---|---|---|---|
| 2026-07-31T02:50:23.927Z | 54.5% | 54.5% | +0.0 pp |
| 2026-07-31T02:50:56.923Z | 54.5% | 54.5% | +0.0 pp |
| 2026-07-31T02:52:14.740Z | 54.5% | 0.0% | -54.5 pp |
| 2026-07-31T02:52:53.167Z | 38.5% | 0.0% | -38.5 pp |
| 2026-07-31T02:53:13.279Z | 38.5% | 0.0% | -38.5 pp |
| 2026-07-31T02:53:52.837Z | 53.5% | 64.5% | +11.0 pp |
| 2026-07-31T02:54:13.042Z | 64.5% | 64.5% | +0.0 pp |
| 2026-07-31T02:54:31.990Z | 64.5% | 53.5% | -11.0 pp |
| 2026-07-31T02:54:50.412Z | 53.5% | 53.5% | +0.0 pp |
| 2026-07-31T02:55:13.197Z | 64.5% | 64.5% | +0.0 pp |
| 2026-07-31T02:55:48.008Z | 64.5% | 65.5% | +1.0 pp |
| 2026-07-31T02:56:03.367Z | 65.5% | 65.5% | +0.0 pp |
| 2026-07-31T02:56:40.005Z | 64.5% | 0.0% | -64.5 pp |
| 2026-07-31T02:56:42.554Z | 64.5% | 0.0% | -64.5 pp |
| 2026-07-31T02:57:23.880Z | 64.5% | 0.0% | -64.5 pp |
| 2026-07-31T02:58:32.915Z | 64.5% | 64.5% | +0.0 pp |
| 2026-07-31T02:58:44.143Z | 64.5% | 64.5% | +0.0 pp |
| 2026-07-31T02:59:24.957Z | 65.5% | 65.5% | +0.0 pp |
| 2026-07-31T02:59:37.536Z | 65.5% | 65.5% | +0.0 pp |
AUDIT TRAIL
Signal breakdown and trigger
- Marx Fair was 0.8% while the Polymarket UP price was 50.5%.
- The executable DOWN entry was 50.0¢ with a net modeled edge of 47.0 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 52.1%, gross edge 48.0%, slippage 0.1%, fee 1.7%, safety 0.5%, net edge 45.7%. Marx fair UP is 0.0%.