VERIFIED PAPER CASE · 5 MIN
ETH 5-Minute Signal Post-Mortem: +45.22 pp Edge
Ethereum Up or Down - July 29, 6:20PM-6:25PM ET
ROUND REPLAY
Interactive Polymarket vs Marx Fair divergence
Market UP 0.1%Marx Fair UP 0.1%
Jul 29, 10:21 PMJul 29, 10:23 PMJul 29, 10:25 PMJul 29, 10:27 PMJul 29, 10:29 PM UTC
Market UP and Marx Fair UP history
| Time | Polymarket | Marx Fair | Edge |
|---|---|---|---|
| 2026-07-29T22:21:17.540Z | 27.5% | 27.5% | +0.0 pp |
| 2026-07-29T22:21:31.105Z | 27.5% | 27.5% | +0.0 pp |
| 2026-07-29T22:21:42.583Z | 27.5% | 27.5% | +0.0 pp |
| 2026-07-29T22:22:42.587Z | 27.5% | 0.0% | -27.5 pp |
| 2026-07-29T22:23:02.836Z | 27.5% | 0.0% | -27.5 pp |
| 2026-07-29T22:23:05.461Z | 27.5% | 0.0% | -27.5 pp |
| 2026-07-29T22:23:43.063Z | 27.5% | 0.0% | -27.5 pp |
| 2026-07-29T22:24:30.143Z | 27.5% | 27.5% | +0.0 pp |
| 2026-07-29T22:24:42.360Z | 27.5% | 27.5% | +0.0 pp |
| 2026-07-29T22:25:14.865Z | 27.5% | 0.0% | -27.5 pp |
| 2026-07-29T22:25:42.561Z | 0.1% | 0.0% | -0.0 pp |
| 2026-07-29T22:26:02.792Z | 0.5% | 0.0% | -0.5 pp |
| 2026-07-29T22:26:44.057Z | 0.1% | 0.1% | +0.0 pp |
| 2026-07-29T22:26:54.431Z | 0.1% | 0.1% | +0.0 pp |
| 2026-07-29T22:27:42.884Z | 0.1% | 0.1% | +0.0 pp |
| 2026-07-29T22:28:42.276Z | 0.1% | 0.1% | +0.0 pp |
| 2026-07-29T22:29:42.235Z | 0.1% | 0.1% | +0.0 pp |
AUDIT TRAIL
Signal breakdown and trigger
- Marx Fair was 0.0% while the Polymarket UP price was 49.5%.
- The executable DOWN entry was 52.5¢ with a net modeled edge of 45.2 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 52.5%, gross edge 49.0%, slippage 1.5%, fee 1.7%, safety 0.5%, net edge 45.2%. Marx fair UP is 0.0%.