VERIFIED PAPER CASE · 5 MIN
ETH 5-Minute Signal Post-Mortem: +81.11 pp Edge
Ethereum Up or Down - July 29, 6:00PM-6:05PM ET
ROUND REPLAY
Interactive Polymarket vs Marx Fair divergence
Market UP 99.5%Marx Fair UP 0.0%
Jul 29, 10:00 PMJul 29, 10:02 PMJul 29, 10:04 PMJul 29, 10:06 PMJul 29, 10:08 PM UTC
Market UP and Marx Fair UP history
| Time | Polymarket | Marx Fair | Edge |
|---|---|---|---|
| 2026-07-29T22:00:05.740Z | 49.5% | 49.5% | +0.0 pp |
| 2026-07-29T22:00:46.563Z | 63.5% | 63.5% | +0.0 pp |
| 2026-07-29T22:00:53.708Z | 63.5% | 63.5% | +0.0 pp |
| 2026-07-29T22:01:21.320Z | 63.5% | 0.0% | -63.5 pp |
| 2026-07-29T22:01:46.524Z | 63.5% | 0.0% | -63.5 pp |
| 2026-07-29T22:02:42.321Z | 63.5% | 63.5% | +0.0 pp |
| 2026-07-29T22:02:50.059Z | 63.5% | 63.5% | +0.0 pp |
| 2026-07-29T22:03:18.822Z | 63.5% | 0.0% | -63.5 pp |
| 2026-07-29T22:04:05.894Z | 63.5% | 0.0% | -63.5 pp |
| 2026-07-29T22:04:48.491Z | 63.5% | 0.0% | -63.5 pp |
| 2026-07-29T22:06:40.370Z | 99.5% | 0.0% | -99.5 pp |
| 2026-07-29T22:08:11.738Z | 100.0% | 0.0% | -100.0 pp |
| 2026-07-29T22:08:31.671Z | 100.0% | 0.0% | -99.9 pp |
| 2026-07-29T22:08:49.037Z | 99.5% | 0.0% | -99.5 pp |
AUDIT TRAIL
Signal breakdown and trigger
- Marx Fair was 0.0% while the Polymarket UP price was 63.5%.
- The executable DOWN entry was 17.4¢ with a net modeled edge of 81.1 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 17.4%, gross edge 83.0%, slippage 0.4%, fee 1.0%, safety 0.5%, net edge 81.1%. Marx fair UP is 0.0%.