70% fact, 30% creative liberty. The major events (battles, blindings, Ghori’s death, Sanyogita’s swayamvar) are verified history. The childhood adventures and side romances are fictionalized.
No government or academic body has certified any episode of this series as historically verified. The phrase “all episodes verified” is a promotional or fan-created claim. Possible interpretations: 70% fact, 30% creative liberty