VERIFIED PAPER CASE · 5 MIN
ETH 5-Minute Signal Post-Mortem: +28.51 pp Edge
Ethereum Up or Down - July 29, 11:50AM-11:55AM ET
ROUND REPLAY
Interactive Polymarket vs Marx Fair divergence
Market UP 0.5%Marx Fair UP 0.5%
Jul 29, 03:51 PMJul 29, 03:53 PMJul 29, 03:55 PMJul 29, 03:57 PMJul 29, 03:59 PM UTC
Market UP and Marx Fair UP history
| Time | Polymarket | Marx Fair | Edge |
|---|---|---|---|
| 2026-07-29T15:51:13.914Z | 50.5% | 50.5% | +0.0 pp |
| 2026-07-29T15:51:18.057Z | 39.5% | 50.5% | +11.0 pp |
| 2026-07-29T15:51:33.850Z | 39.5% | 0.0% | -39.5 pp |
| 2026-07-29T15:51:34.858Z | 39.5% | 0.0% | -39.5 pp |
| 2026-07-29T15:51:42.312Z | 39.5% | 0.0% | -39.5 pp |
| 2026-07-29T15:52:42.080Z | 39.5% | 39.5% | +0.0 pp |
| 2026-07-29T15:52:54.776Z | 39.5% | 39.5% | +0.0 pp |
| 2026-07-29T15:53:41.961Z | 6.5% | 6.5% | -0.0 pp |
| 2026-07-29T15:53:52.176Z | 6.5% | 6.5% | -0.0 pp |
| 2026-07-29T15:54:21.505Z | 6.5% | 0.0% | -6.5 pp |
| 2026-07-29T15:54:23.015Z | 6.5% | 0.0% | -6.5 pp |
| 2026-07-29T15:54:42.262Z | 6.5% | 0.0% | -6.5 pp |
| 2026-07-29T15:55:42.202Z | 0.5% | 0.5% | +0.0 pp |
| 2026-07-29T15:55:51.469Z | 0.5% | 0.5% | +0.0 pp |
| 2026-07-29T15:56:16.424Z | 0.5% | 0.0% | -0.5 pp |
| 2026-07-29T15:56:45.140Z | 0.5% | 0.0% | -0.5 pp |
| 2026-07-29T15:57:41.942Z | 0.5% | 0.5% | +0.0 pp |
| 2026-07-29T15:57:52.899Z | 0.5% | 0.5% | +0.0 pp |
| 2026-07-29T15:58:48.073Z | 0.5% | 0.5% | +0.0 pp |
| 2026-07-29T15:59:42.434Z | 0.5% | 0.5% | +0.0 pp |
AUDIT TRAIL
Signal breakdown and trigger
- Marx Fair was 0.0% while the Polymarket UP price was 39.5%.
- The executable DOWN entry was 69.5¢ with a net modeled edge of 28.5 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 DOWN: $100 VWAP 69.5%, gross edge 31.0%, slippage 0.5%, fee 1.5%, safety 0.5%, net edge 28.5%. Marx fair UP is 0.0%.