{
  "status": "published-supporting-data",
  "source_project": "Eva",
  "source_records": [
    "EXPERIMENTS.md: Qwen3 4B native continuity verification",
    "logs/qwen3-4b-live-vs-chat.json",
    "benchmarks/qwen3-8b-observed-20260827.json",
    "assets/data/eva-state-modes-16turn.json"
  ],
  "controlled_qwen3_4b_six_turn": {
    "stateful_prompt_tokens": 168,
    "full_replay_prompt_tokens": 703,
    "prompt_token_reduction_percent": 76.102,
    "stateful_mean_ttft_ms": 143.026,
    "full_replay_mean_ttft_ms": 416.574,
    "mean_ttft_speedup": 2.913,
    "stateful_median_ttft_ms": 119.129,
    "full_replay_median_ttft_ms": 442.652,
    "median_ttft_speedup": 3.716
  },
  "controlled_qwen3_4b_sixteen_turn": {
    "comparison_window": "turns 2-16",
    "retention_checks_passed_each_condition": "5/5",
    "cold_replay": {
      "evaluated_prompt_tokens": 5777,
      "wire_characters": 29348,
      "mean_ttft_ms": 969.803
    },
    "same_worker_prefix_reuse": {
      "evaluated_prompt_tokens": 765,
      "wire_characters": 29348,
      "mean_ttft_ms": 175.632
    },
    "stateful_suffix_append": {
      "evaluated_prompt_tokens": 588,
      "wire_characters": 1389,
      "mean_ttft_ms": 131.774
    },
    "cold_over_prefix_cached_ttft": 5.522,
    "cold_over_stateful_ttft": 7.36,
    "prefix_cached_over_stateful_ttft": 1.333,
    "caution": "Prefix reuse is an ideal same-worker exact-prefix hit; distributed lookup, transfer, restoration, and eviction are not included."
  },
  "observed_qwen3_8b_sessions": {
    "warm_live_kv_runs": 53,
    "cold_or_rebuilt_runs": 14,
    "warm_live_kv_median_prompt_tokens": 92,
    "cold_or_rebuilt_median_prompt_tokens": 3186,
    "warm_live_kv_median_ttft_ms": 849.534,
    "cold_or_rebuilt_median_ttft_ms": 18160.657,
    "observed_median_ttft_ratio": 21.377,
    "caution": "These are operational cohorts, not a paired controlled benchmark."
  }
}