VERIFIED PAPER CASE · 5 MIN
ETH 5-Minute Signal Post-Mortem: +27.31 pp Edge
Ethereum Up or Down - August 2, 12:45PM-12:50PM ET
ROUND REPLAY
Interactive Polymarket vs Marx Fair divergence
Market UP 44.5%Marx Fair UP 0.0%
Aug 02, 04:47 PMAug 02, 04:48 PMAug 02, 04:49 PMAug 02, 04:49 PMAug 02, 04:50 PM UTC
Market UP and Marx Fair UP history
| Time | Polymarket | Marx Fair | Edge |
|---|---|---|---|
| 2026-08-02T16:47:27.203Z | 49.5% | 2.7% | -46.8 pp |
| 2026-08-02T16:50:42.392Z | 34.5% | 0.0% | -34.5 pp |
| 2026-08-02T16:50:46.170Z | 44.5% | 0.0% | -44.5 pp |
AUDIT TRAIL
Signal breakdown and trigger
- Marx Fair was 19.4% while the Polymarket UP price was 49.5%.
- The executable DOWN entry was 51.1¢ with a net modeled edge of 27.3 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 51.3%, gross edge 31.6%, slippage 0.3%, fee 1.7%, safety 0.5%, net edge 29.1%. Marx fair UP is 17.4%.