Empirica epistemic self-assessment framework for AI agents. Use when you need to assess your knowledge state, track learning, measure calibration, or ensure genuine metacognitive reasoning. Provides 13-vector epistemic assessment (KNOW, DO, CONTEXT, CLARITY, COHERENCE, SIGNAL, DENSITY, STATE, CHANGE, COMPLETION, IMPACT, ENGAGEMENT, UNCERTAINTY). Use for preflight assessment before tasks, postflight validation after completion, continuous epistemic tracking during complex work, or session handoff reports for multi-session/multi-agent coordination (98% token reduction).