VERIFIED PAPER CASE · 5 MIN
ETH 5-Minute Signal Post-Mortem: +63.23 pp Edge
Ethereum Up or Down - July 27, 8:55AM-9:00AM ET
ROUND REPLAY
Interactive Polymarket vs Marx Fair divergence
Market UP 99.5%Marx Fair UP 99.5%
Jul 27, 12:55 PMJul 27, 12:57 PMJul 27, 12:59 PMJul 27, 01:01 PMJul 27, 01:04 PM UTC
Market UP and Marx Fair UP history
| Time | Polymarket | Marx Fair | Edge |
|---|---|---|---|
| 2026-07-27T12:55:13.134Z | 46.5% | 46.5% | +0.0 pp |
| 2026-07-27T12:55:20.450Z | 46.5% | 46.5% | +0.0 pp |
| 2026-07-27T12:56:12.065Z | 46.5% | 100.0% | +53.5 pp |
| 2026-07-27T12:56:41.857Z | 46.5% | 100.0% | +53.5 pp |
| 2026-07-27T12:57:12.025Z | 46.5% | 100.0% | +53.5 pp |
| 2026-07-27T12:58:12.055Z | 46.5% | 46.5% | +0.0 pp |
| 2026-07-27T12:58:20.442Z | 46.5% | 46.5% | +0.0 pp |
| 2026-07-27T12:58:41.158Z | 46.5% | 100.0% | +53.5 pp |
| 2026-07-27T12:59:12.169Z | 46.5% | 100.0% | +53.5 pp |
| 2026-07-27T13:00:12.107Z | 99.5% | 46.5% | -53.0 pp |
| 2026-07-27T13:00:15.504Z | 46.5% | 46.5% | +0.0 pp |
| 2026-07-27T13:00:20.675Z | 99.5% | 99.5% | +0.0 pp |
| 2026-07-27T13:00:45.183Z | 99.5% | 100.0% | +0.5 pp |
| 2026-07-27T13:01:12.219Z | 99.5% | 100.0% | +0.5 pp |
| 2026-07-27T13:02:12.039Z | 99.5% | 99.5% | +0.0 pp |
| 2026-07-27T13:02:42.177Z | 99.5% | 99.5% | +0.0 pp |
| 2026-07-27T13:03:12.100Z | 99.5% | 99.5% | +0.0 pp |
| 2026-07-27T13:04:12.069Z | 99.5% | 99.5% | +0.0 pp |
AUDIT TRAIL
Signal breakdown and trigger
- Marx Fair was 100.0% while the Polymarket UP price was 46.5%.
- The executable UP entry was 34.7¢ with a net modeled edge of 63.2 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 UP: $100 VWAP 34.7%, gross edge 66.0%, slippage 0.7%, fee 1.6%, safety 0.5%, net edge 63.2%. Marx fair UP is 100.0%.