VERIFIED PAPER CASE · 5 MIN
ETH 5-Minute Signal Post-Mortem: +14.23 pp Edge
Ethereum Up or Down - July 29, 3:15PM-3:20PM ET
ROUND REPLAY
Interactive Polymarket vs Marx Fair divergence
Market UP 0.5%Marx Fair UP 0.5%
Jul 29, 07:15 PMJul 29, 07:17 PMJul 29, 07:19 PMJul 29, 07:22 PMJul 29, 07:24 PM UTC
Market UP and Marx Fair UP history
| Time | Polymarket | Marx Fair | Edge |
|---|---|---|---|
| 2026-07-29T19:15:22.638Z | 49.5% | 49.5% | +0.0 pp |
| 2026-07-29T19:15:34.096Z | 49.5% | 36.9% | -12.6 pp |
| 2026-07-29T19:15:43.328Z | 41.5% | 36.9% | -4.6 pp |
| 2026-07-29T19:15:44.592Z | 38.5% | 36.9% | -1.6 pp |
| 2026-07-29T19:16:47.263Z | 38.5% | 38.5% | +0.0 pp |
| 2026-07-29T19:16:55.419Z | 38.5% | 38.5% | +0.0 pp |
| 2026-07-29T19:17:01.816Z | 41.5% | 41.5% | +0.0 pp |
| 2026-07-29T19:17:12.162Z | 38.5% | 38.5% | +0.0 pp |
| 2026-07-29T19:17:42.363Z | 38.5% | 38.5% | +0.0 pp |
| 2026-07-29T19:18:20.625Z | 38.5% | 25.1% | -13.4 pp |
| 2026-07-29T19:18:51.079Z | 38.5% | 25.1% | -13.4 pp |
| 2026-07-29T19:19:50.033Z | 38.5% | 0.0% | -38.5 pp |
| 2026-07-29T19:20:27.658Z | 38.5% | 0.0% | -38.5 pp |
| 2026-07-29T19:21:28.646Z | 49.5% | 0.0% | -49.5 pp |
| 2026-07-29T19:21:44.447Z | 0.5% | 0.0% | -0.5 pp |
| 2026-07-29T19:24:28.854Z | 0.5% | 0.5% | +0.0 pp |
AUDIT TRAIL
Signal breakdown and trigger
- Marx Fair was 32.5% while the Polymarket UP price was 49.5%.
- The executable DOWN entry was 51.0¢ with a net modeled edge of 14.2 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 51.0%, gross edge 16.5%, slippage 0.0%, fee 1.7%, safety 0.5%, net edge 14.2%. Marx fair UP is 32.5%.