{
  "date": "2026-11-07",
  "status": "Research complete; no further runtime prototype adopted",
  "documentation_commit": "abbbecefbb2d85d7610c44481da8fefe054b9388",
  "control_runtime_commit": "40a1465f2bbfd512ea4b6130dc2f4169fa8ba1a5",
  "scope": {
    "base_ticks": 600,
    "base_game_seconds": 120,
    "SO_ticks": 450,
    "SO_game_seconds": 90,
    "warmup_samples_excluded_per_run": 50,
    "workers": 12,
    "CPU_affinity": "12-23",
    "project_CPU_locks": "Both",
    "not_full_cycle_or_live_game": true,
    "RSS_scope": "Replay process including complete parsed journals; not game memory"
  },
  "material_table_reuse": {
    "adopted": false,
    "base": {
      "runs": 8,
      "runs_per_revision": 4,
      "warmed_samples_per_side": 2200,
      "control_mean_owner_ms": 72.896,
      "prototype_mean_owner_ms": 72.433,
      "owner_time_change_percent": -0.64,
      "control_run_mean_range_ms": [
        70.877,
        74.183
      ],
      "prototype_run_mean_range_ms": [
        70.578,
        73.881
      ],
      "initial_ABBA_control_owner_ms": 72.53,
      "initial_ABBA_prototype_owner_ms": 73.719,
      "initial_owner_time_change_percent": 1.64,
      "reverse_order_confirmation_changed_direction": true,
      "control_mean_transfer_ms": 6.337,
      "prototype_mean_transfer_ms": 5.623,
      "transfer_time_change_percent": -11.28,
      "control_projection_ms": 2.245,
      "prototype_projection_ms": 2.1,
      "control_mean_peak_RSS_MiB": 4277.76,
      "prototype_mean_peak_RSS_MiB": 4237.69
    },
    "SO": {
      "runs": 4,
      "control_mean_owner_ms": 153.523,
      "prototype_mean_owner_ms": 150.162,
      "owner_time_change_percent": -2.19,
      "control_mean_transfer_ms": 11.516,
      "prototype_mean_transfer_ms": 10.224,
      "transfer_time_change_percent": -11.22,
      "control_mean_flow_ms": 136.141,
      "prototype_mean_flow_ms": 134.159,
      "flow_arithmetic_changed": false,
      "control_mean_peak_RSS_MiB": 1012.8,
      "prototype_mean_peak_RSS_MiB": 1024.65
    },
    "further_live_game_gain_established": false,
    "memory_saving_established": false
  },
  "remap_scratch_capacity": {
    "adopted": false,
    "synthetic": {
      "modes": 6,
      "control_mean_ms": 0.1634,
      "prototype_mean_ms": 0.15872,
      "time_change_percent": -2.86,
      "ranges_overlap": true,
      "control_mean_peak_RSS_MiB": 6.496,
      "prototype_mean_peak_RSS_MiB": 6.922
    },
    "base": {
      "runs": 4,
      "control_mean_owner_ms": 72.132,
      "prototype_mean_owner_ms": 72.292,
      "owner_time_change_percent": 0.22,
      "control_mean_peak_RSS_MiB": 4266.52,
      "prototype_mean_peak_RSS_MiB": 4311.82
    },
    "SO": {
      "runs": 4,
      "control_mean_owner_ms": 152.795,
      "prototype_mean_owner_ms": 155.376,
      "owner_time_change_percent": 1.69,
      "control_run_means_ms": [
        151.909,
        153.681
      ],
      "prototype_run_means_ms": [
        150.84,
        159.912
      ],
      "control_mean_peak_RSS_MiB": 1011.6,
      "prototype_mean_peak_RSS_MiB": 1003.69
    },
    "useful_colony_gain_established": false,
    "consistent_memory_saving_established": false
  },
  "reading_reuse_opportunity": {
    "scope": "Whole-colony positive-mass reading comparison; not viewport hits, rendered pixels, allocation savings or FPS gains",
    "group_size_public_cell_IDs": 64,
    "comparison": "Bit patterns of six scalar fields and ordered constituent species/masses/partial volumes; packed offsets ignored; membership changes invalidate a group",
    "base": {
      "mean_positive_mass_readings_per_frame": 23225.7,
      "unchanged_readings_percent": 58.23,
      "groups_containing_readings": 1290,
      "entirely_unchanged_groups_percent": 31.88
    },
    "SO": {
      "mean_positive_mass_readings_per_frame": 53099.2,
      "unchanged_readings_percent": 79.18,
      "groups_containing_readings": 2060,
      "entirely_unchanged_groups_percent": 67.54
    },
    "native_reading_and_block_reuse_already_exists": true,
    "managed_reading_buffers_already_pooled": true,
    "diagnostic_extra_copies_excluded_from_performance_comparisons": true,
    "next_measurement": "Visible texture work across publications, including reuse validation cost and viewport/ownership/passives/catalogue/model/load/reset/lease invalidation"
  },
  "heat_projection_model": {
    "adopted": false,
    "scope": "Projection-only upper-opportunity model including opaque function-call cost; not measured owner/game gain",
    "energy_only_balances": 2424,
    "inventories_per_measurement": 200,
    "order": "ABBA",
    "one_recipient": {
      "recompute_ms": 0.06885,
      "remember_ms": 0.06954
    },
    "maximum_13_recipients": {
      "recompute_ms": 0.78324,
      "remember_ms": 0.0754
    },
    "checksums_match_within_each_recipient_count": true,
    "limitation": "Upper opportunity assumes every balance visits every nonempty recipient; production can skip or stop earlier"
  },
  "verification": {
    "timed_replays": 20,
    "reading_probes": 2,
    "all_control_endpoint_bytes_match": true,
    "scope": "Endpoint/ledger checks, not every intermediate checkpoint or physical ground truth",
    "maximum_relative_errors_base": {
      "mass": 8.974e-16,
      "energy": 5.714e-17
    },
    "maximum_relative_errors_SO": {
      "mass": 5.503e-15,
      "energy": 2.201e-15
    },
    "both_game_kernel_controls_passed": true,
    "worker_count_and_cold_continuation_controls": true,
    "full_production_qualification_repeated": false,
    "not_repeated": [
      "Full 93-test suite",
      "All 88 diagnostic comparisons",
      "15 Linux scenario batches",
      "Windows checks",
      "Fresh live-game pairs"
    ],
    "no_existing_gate_input_or_bound_changed": true
  },
  "next_focus": {
    "fluid_owner_time_share_percent_range": [
      86,
      89
    ],
    "base": "Pressure and interface work",
    "SO": "Repeated accepted transport",
    "concurrency": "Game-thread/owner overlap already exists; removing the remaining native fence is unsafe; investigate independent jobs or owner-confirmed contact transactions",
    "moving_parcel_accepted_retries_per_sampled_frame_approx": 2,
    "no_new_managed_allocation_or_GC_reduction_established": true,
    "physics_drag_gates_profiles_and_runtime_defaults_changed": false
  }
}