VERIFIED PAPER CASE · 1 HOUR
ETH 1-Hour Signal Post-Mortem: +9.82 pp Edge
Ethereum Up or Down - July 30, 2PM ET
ROUND REPLAY
Interactive Polymarket vs Marx Fair divergence
Market UP 0.1%Marx Fair UP 0.1%
Jul 30, 06:01 PMJul 30, 06:16 PMJul 30, 06:32 PMJul 30, 06:47 PMJul 30, 07:03 PM UTC
Market UP and Marx Fair UP history
| Time | Polymarket | Marx Fair | Edge |
|---|---|---|---|
| 2026-07-30T18:01:00.406Z | 50.0% | 63.4% | +13.4 pp |
| 2026-07-30T18:43:10.220Z | 13.5% | 48.8% | +35.3 pp |
| 2026-07-30T18:59:23.117Z | 0.1% | 12.4% | +12.3 pp |
| 2026-07-30T18:59:36.348Z | 0.1% | 12.4% | +12.3 pp |
| 2026-07-30T19:03:17.761Z | 0.1% | 0.1% | +0.0 pp |
AUDIT TRAIL
Signal breakdown and trigger
- Marx Fair was 61.3% while the Polymarket UP price was 48.0%.
- The executable UP entry was 49.2¢ with a net modeled edge of 9.8 percentage points.
- Model confidence at the signal was 83.3%.
- Observed order-book spread at entry was 2.0¢.
MODEL NOTE
Marx AI inference
Buy UP: $100 VWAP 49.2%, gross edge 12.3%, slippage 0.2%, fee 1.7%, safety 0.5%, net edge 9.8%. Marx fair UP is 61.3%.