VERIFIED PAPER CASE · 5 MIN
ETH 5-Minute Signal Post-Mortem: +61.40 pp Edge
Ethereum Up or Down - July 29, 11:40AM-11:45AM ET
ROUND REPLAY
Interactive Polymarket vs Marx Fair divergence
Market UP 0.5%Marx Fair UP 0.5%
Jul 29, 03:40 PMJul 29, 03:42 PMJul 29, 03:44 PMJul 29, 03:45 PMJul 29, 03:47 PM UTC
Market UP and Marx Fair UP history
| Time | Polymarket | Marx Fair | Edge |
|---|---|---|---|
| 2026-07-29T15:40:51.487Z | 50.5% | 50.5% | +0.0 pp |
| 2026-07-29T15:41:18.925Z | 50.5% | 0.0% | -50.5 pp |
| 2026-07-29T15:41:57.661Z | 73.5% | 0.0% | -73.5 pp |
| 2026-07-29T15:42:43.349Z | 0.5% | 73.5% | +73.0 pp |
| 2026-07-29T15:42:57.380Z | 73.5% | 73.5% | -0.0 pp |
| 2026-07-29T15:43:18.357Z | 73.5% | 0.0% | -73.5 pp |
| 2026-07-29T15:44:51.149Z | 73.5% | 73.5% | -0.0 pp |
| 2026-07-29T15:45:15.924Z | 73.5% | 0.0% | -73.5 pp |
| 2026-07-29T15:45:56.580Z | 0.5% | 0.0% | -0.5 pp |
| 2026-07-29T15:46:42.829Z | 0.5% | 0.5% | +0.0 pp |
| 2026-07-29T15:46:55.766Z | 0.5% | 0.5% | +0.0 pp |
| 2026-07-29T15:47:42.364Z | 0.5% | 0.5% | +0.0 pp |
AUDIT TRAIL
Signal breakdown and trigger
- Marx Fair was 0.0% while the Polymarket UP price was 73.5%.
- The executable DOWN entry was 36.5¢ with a net modeled edge of 61.4 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 36.5%, gross edge 64.0%, slippage 0.5%, fee 1.6%, safety 0.5%, net edge 61.4%. Marx fair UP is 0.0%.