Median of saved (ours − skylit) deltas. Small + stable across days = fixable bias. Large + drifty = OI staleness.
Each top node strike, broken down by contract. Hunt for outlier IVs and stale OI — they're where individual walls drift.
| Strike | Exp | Type | OI | IV | Γ | GEX$ |
|---|---|---|---|---|---|---|
| No data | ||||||