VERIFIED PAPER CASE · 5 MIN
BTC 5-Minute Signal Post-Mortem: +46.75 pp Edge
Bitcoin Up or Down - July 29, 3:20PM-3:25PM ET
ROUND REPLAY
Interactive Polymarket vs Marx Fair divergence
Market UP 0.1%Marx Fair UP 0.1%
Jul 29, 07:21 PMJul 29, 07:23 PMJul 29, 07:24 PMJul 29, 07:26 PMJul 29, 07:27 PM UTC
Market UP and Marx Fair UP history
| Time | Polymarket | Marx Fair | Edge |
|---|---|---|---|
| 2026-07-29T19:21:52.420Z | 13.5% | 12.5% | -1.0 pp |
| 2026-07-29T19:22:09.193Z | 12.5% | 12.5% | +0.0 pp |
| 2026-07-29T19:22:22.655Z | 13.5% | 13.5% | +0.0 pp |
| 2026-07-29T19:22:45.591Z | 2.5% | 13.5% | +11.0 pp |
| 2026-07-29T19:23:21.197Z | 2.5% | 2.5% | +0.0 pp |
| 2026-07-29T19:23:42.779Z | 2.5% | 2.5% | +0.0 pp |
| 2026-07-29T19:24:28.000Z | 2.5% | 100.0% | +97.5 pp |
| 2026-07-29T19:24:45.244Z | 2.5% | 100.0% | +97.5 pp |
| 2026-07-29T19:25:45.615Z | 0.1% | 0.1% | +0.0 pp |
| 2026-07-29T19:26:06.656Z | 0.1% | 0.1% | +0.0 pp |
| 2026-07-29T19:26:44.043Z | 0.1% | 50.5% | +50.5 pp |
| 2026-07-29T19:26:49.377Z | 50.5% | 50.5% | +0.0 pp |
| 2026-07-29T19:26:57.290Z | 0.1% | 0.1% | +0.0 pp |
| 2026-07-29T19:27:45.836Z | 0.1% | 0.1% | +0.0 pp |
AUDIT TRAIL
Signal breakdown and trigger
- Marx Fair was 100.0% while the Polymarket UP price was 50.5%.
- The executable UP entry was 51.0¢ with a net modeled edge of 46.8 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 51.0%, gross edge 49.0%, slippage 0.0%, fee 1.7%, safety 0.5%, net edge 46.8%. Marx fair UP is 100.0%.