VERIFIED PAPER CASE · 5 MIN
BTC 5-Minute Signal Post-Mortem: +47.57 pp Edge
Bitcoin Up or Down - July 29, 6:00PM-6:05PM ET
ROUND REPLAY
Interactive Polymarket vs Marx Fair divergence
Market UP 77.5%Marx Fair UP 0.6%
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 |
|---|---|---|---|
| 2026-07-29T22:00:05.808Z | 50.5% | 50.5% | +0.0 pp |
| 2026-07-29T22:00:53.227Z | 60.5% | 60.5% | +0.0 pp |
| 2026-07-29T22:01:10.639Z | 60.5% | 4.2% | -56.3 pp |
| 2026-07-29T22:01:21.357Z | 60.5% | 4.2% | -56.3 pp |
| 2026-07-29T22:01:46.524Z | 60.5% | 4.2% | -56.3 pp |
| 2026-07-29T22:02:42.321Z | 60.5% | 60.5% | +0.0 pp |
| 2026-07-29T22:02:50.063Z | 60.5% | 60.5% | +0.0 pp |
| 2026-07-29T22:03:18.878Z | 60.5% | 1.9% | -58.6 pp |
| 2026-07-29T22:04:05.894Z | 60.5% | 1.9% | -58.6 pp |
| 2026-07-29T22:04:48.491Z | 60.5% | 0.6% | -59.9 pp |
| 2026-07-29T22:06:06.125Z | 60.5% | 0.6% | -59.9 pp |
| 2026-07-29T22:06:40.370Z | 77.5% | 0.6% | -76.9 pp |
| 2026-07-29T22:08:11.738Z | 100.0% | 0.6% | -99.4 pp |
| 2026-07-29T22:08:31.671Z | 100.0% | 0.6% | -99.3 pp |
| 2026-07-29T22:08:49.037Z | 77.5% | 0.6% | -76.9 pp |
AUDIT TRAIL
Signal breakdown and trigger
- Marx Fair was 0.0% while the Polymarket UP price was 50.5%.
- The executable DOWN entry was 50.2¢ with a net modeled edge of 47.6 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 50.2%, gross edge 50.0%, slippage 0.2%, fee 1.7%, safety 0.5%, net edge 47.6%. Marx fair UP is 0.0%.