{
  "ticket": "WG-12",
  "version": "0.1.0-alpha.11",
  "date": "2026-09-09",
  "protocol": {
    "machine": "Apple M1, 8 GiB RAM, macOS",
    "minecraft": "26.3-pre-2",
    "fabric_loader": "0.19.5",
    "fabric_api": "0.160.0+26.3",
    "baseline_source_commit": "a26b72f",
    "production_files_changed_in_baseline": 0,
    "runs_per_configuration": 1,
    "world": "fresh ignored development world per run",
    "workload": "289 synchronous FULL chunks in concentric rings around natural spawn, then 80 FULL chunks in an eastward corridor. Minecraft world creation timed separately from startup log.",
    "scope": "Server generation up to FULL. Does not establish ticking readiness, postprocessing completion, client rendering, FPS, multiplayer capacity or a guaranteed user loading time.",
    "baseline_scope_correction": "The raw alpha.10 report incorrectly says postprocessing is included; FULL alone does not guarantee this. Workload code is identical; alpha.11 corrects only that explanatory string.",
    "build_time_excluded": true,
    "comparison": "Only legacy20 versus legacy20 measures the algorithm gain. Grand10 changes geometry; its exploration timing cannot be used for that comparison.",
    "frozen_runtime_files": 272,
    "frozen_runtime_manifest_sha256": "1c2b433417a5d9e6a219e9ee19781574538d2167c774e14ed2bf254d277d4482",
    "baseline_runtime_manifest_sha256": "d4860072d1896f0dfd784a5876f1253367b7818a2023f1910ba1612b6f0e7103",
    "benchmark_source_sha256": "408711c97d65de63af4e0a1eac90e6edb5bf2df2b70c43772a3fdef7347d75d1"
  },
  "runs": {
    "alpha10_legacy20": {
      "version": "0.1.0-alpha.10",
      "players": 20,
      "seed": 0,
      "spawn": [
        0,
        252,
        0
      ],
      "java": "25.0.3",
      "processors": 8,
      "max_heap_bytes": 2147483648,
      "spawn_area_ms": 310664.163542,
      "spawn_area_full_chunks": 289,
      "spawn_area_nonempty_chunks": 289,
      "rings": [
        {
          "elapsed_ms": 2.609,
          "cumulative_chunks": 1,
          "radius": 0
        },
        {
          "elapsed_ms": 5468.709333,
          "cumulative_chunks": 9,
          "radius": 1
        },
        {
          "elapsed_ms": 17601.560917,
          "cumulative_chunks": 25,
          "radius": 2
        },
        {
          "elapsed_ms": 27397.566458,
          "cumulative_chunks": 49,
          "radius": 3
        },
        {
          "elapsed_ms": 36562.853333,
          "cumulative_chunks": 81,
          "radius": 4
        },
        {
          "elapsed_ms": 44462.775334,
          "cumulative_chunks": 121,
          "radius": 5
        },
        {
          "elapsed_ms": 52423.80275,
          "cumulative_chunks": 169,
          "radius": 6
        },
        {
          "elapsed_ms": 60416.705916,
          "cumulative_chunks": 225,
          "radius": 7
        },
        {
          "elapsed_ms": 66303.128125,
          "cumulative_chunks": 289,
          "radius": 8
        }
      ],
      "spawn_area_chunk_latency_ms": {
        "median": 993.3335,
        "p95": 1392.158958,
        "max": 2560.16575
      },
      "exploration_ms": 103141.834334,
      "exploration_full_chunks": 80,
      "exploration_steps": [
        {
          "elapsed_ms": 5146.88675,
          "chunk_x": 9
        },
        {
          "elapsed_ms": 5087.495583,
          "chunk_x": 10
        },
        {
          "elapsed_ms": 5229.782834,
          "chunk_x": 11
        },
        {
          "elapsed_ms": 5046.559,
          "chunk_x": 12
        },
        {
          "elapsed_ms": 4810.5415,
          "chunk_x": 13
        },
        {
          "elapsed_ms": 28755.95025,
          "chunk_x": 14
        },
        {
          "elapsed_ms": 4763.415834,
          "chunk_x": 15
        },
        {
          "elapsed_ms": 4772.209166,
          "chunk_x": 16
        },
        {
          "elapsed_ms": 4826.460208,
          "chunk_x": 17
        },
        {
          "elapsed_ms": 4857.054416,
          "chunk_x": 18
        },
        {
          "elapsed_ms": 4947.188167,
          "chunk_x": 19
        },
        {
          "elapsed_ms": 5168.714916,
          "chunk_x": 20
        },
        {
          "elapsed_ms": 4897.048167,
          "chunk_x": 21
        },
        {
          "elapsed_ms": 5286.23025,
          "chunk_x": 22
        },
        {
          "elapsed_ms": 4865.694458,
          "chunk_x": 23
        },
        {
          "elapsed_ms": 4661.793875,
          "chunk_x": 24
        }
      ],
      "exploration_chunk_latency_ms": {
        "median": 925.461875,
        "p95": 1273.829625,
        "max": 25131.068417
      },
      "regions_cached": 2,
      "passed": true,
      "world_creation_ms": 96766,
      "world_creation_plus_spawn_area_ms": 407430.163542,
      "raw_report_sha256": "d70c4ac49f37470d4db15b9200e26da8ac9d4d3b1b008e7ec03e67deafcc0f93",
      "log_sha256": "5b1df55f7a167003c089e80fe1fb824d087c137e3662bac84af3ae0b325b8392"
    },
    "alpha11_legacy20": {
      "version": "0.1.0-alpha.11",
      "players": 20,
      "seed": 0,
      "spawn": [
        0,
        252,
        0
      ],
      "java": "25.0.3",
      "processors": 8,
      "max_heap_bytes": 2147483648,
      "spawn_area_ms": 43647.054375,
      "spawn_area_full_chunks": 289,
      "spawn_area_nonempty_chunks": 289,
      "rings": [
        {
          "cumulative_chunks": 1,
          "elapsed_ms": 1.965667,
          "radius": 0
        },
        {
          "cumulative_chunks": 9,
          "elapsed_ms": 870.4725,
          "radius": 1
        },
        {
          "cumulative_chunks": 25,
          "elapsed_ms": 2972.902334,
          "radius": 2
        },
        {
          "cumulative_chunks": 49,
          "elapsed_ms": 4480.355667,
          "radius": 3
        },
        {
          "cumulative_chunks": 81,
          "elapsed_ms": 5120.230375,
          "radius": 4
        },
        {
          "cumulative_chunks": 121,
          "elapsed_ms": 6290.425208,
          "radius": 5
        },
        {
          "cumulative_chunks": 169,
          "elapsed_ms": 7381.384417,
          "radius": 6
        },
        {
          "cumulative_chunks": 225,
          "elapsed_ms": 7839.425333,
          "radius": 7
        },
        {
          "cumulative_chunks": 289,
          "elapsed_ms": 8677.269209,
          "radius": 8
        }
      ],
      "spawn_area_chunk_latency_ms": {
        "p95": 280.6,
        "median": 135.289625,
        "max": 699.612708
      },
      "exploration_ms": 14051.250167,
      "exploration_full_chunks": 80,
      "exploration_steps": [
        {
          "chunk_x": 9,
          "elapsed_ms": 750.152875
        },
        {
          "chunk_x": 10,
          "elapsed_ms": 680.650584
        },
        {
          "chunk_x": 11,
          "elapsed_ms": 729.180958
        },
        {
          "chunk_x": 12,
          "elapsed_ms": 725.223
        },
        {
          "chunk_x": 13,
          "elapsed_ms": 540.200125
        },
        {
          "chunk_x": 14,
          "elapsed_ms": 5554.177667
        },
        {
          "chunk_x": 15,
          "elapsed_ms": 473.982208
        },
        {
          "chunk_x": 16,
          "elapsed_ms": 471.05575
        },
        {
          "chunk_x": 17,
          "elapsed_ms": 513.109667
        },
        {
          "chunk_x": 18,
          "elapsed_ms": 533.284292
        },
        {
          "chunk_x": 19,
          "elapsed_ms": 503.983917
        },
        {
          "chunk_x": 20,
          "elapsed_ms": 513.126292
        },
        {
          "chunk_x": 21,
          "elapsed_ms": 508.7555
        },
        {
          "chunk_x": 22,
          "elapsed_ms": 587.331416
        },
        {
          "chunk_x": 23,
          "elapsed_ms": 467.628834
        },
        {
          "chunk_x": 24,
          "elapsed_ms": 494.771375
        }
      ],
      "exploration_chunk_latency_ms": {
        "p95": 186.482333,
        "median": 103.648708,
        "max": 5153.6295
      },
      "regions_cached": 2,
      "passed": true,
      "world_creation_ms": 18888,
      "world_creation_plus_spawn_area_ms": 62535.054375,
      "raw_report_sha256": "4799180bd61ec4ffc93d6a1a7ccb5440eb880f7dc08a345429b77db10cc17ab0",
      "log_sha256": "a9347297608528e719d6780f3dd2f2588bb516e06ab771ca6da6ffdda404f7a4"
    },
    "alpha11_grand10": {
      "version": "0.1.0-alpha.11",
      "players": 10,
      "seed": 0,
      "spawn": [
        0,
        252,
        0
      ],
      "java": "25.0.3",
      "processors": 8,
      "max_heap_bytes": 2147483648,
      "spawn_area_ms": 44291.159875,
      "spawn_area_full_chunks": 289,
      "spawn_area_nonempty_chunks": 289,
      "rings": [
        {
          "radius": 0,
          "cumulative_chunks": 1,
          "elapsed_ms": 42.387459
        },
        {
          "radius": 1,
          "cumulative_chunks": 9,
          "elapsed_ms": 1474.290584
        },
        {
          "radius": 2,
          "cumulative_chunks": 25,
          "elapsed_ms": 3180.279791
        },
        {
          "radius": 3,
          "cumulative_chunks": 49,
          "elapsed_ms": 4474.062208
        },
        {
          "radius": 4,
          "cumulative_chunks": 81,
          "elapsed_ms": 5043.704042
        },
        {
          "radius": 5,
          "cumulative_chunks": 121,
          "elapsed_ms": 6367.417708
        },
        {
          "radius": 6,
          "cumulative_chunks": 169,
          "elapsed_ms": 7285.252542
        },
        {
          "radius": 7,
          "cumulative_chunks": 225,
          "elapsed_ms": 7824.965875
        },
        {
          "radius": 8,
          "cumulative_chunks": 289,
          "elapsed_ms": 8577.641208
        }
      ],
      "spawn_area_chunk_latency_ms": {
        "max": 665.612875,
        "p95": 274.9215,
        "median": 136.067375
      },
      "exploration_ms": 7684.81575,
      "exploration_full_chunks": 80,
      "exploration_steps": [
        {
          "elapsed_ms": 739.863,
          "chunk_x": 9
        },
        {
          "elapsed_ms": 724.49625,
          "chunk_x": 10
        },
        {
          "elapsed_ms": 720.754584,
          "chunk_x": 11
        },
        {
          "elapsed_ms": 695.608958,
          "chunk_x": 12
        },
        {
          "elapsed_ms": 522.1695,
          "chunk_x": 13
        },
        {
          "elapsed_ms": 1112.798042,
          "chunk_x": 14
        },
        {
          "elapsed_ms": 430.820667,
          "chunk_x": 15
        },
        {
          "elapsed_ms": 416.082834,
          "chunk_x": 16
        },
        {
          "elapsed_ms": 400.90425,
          "chunk_x": 17
        },
        {
          "elapsed_ms": 414.387708,
          "chunk_x": 18
        },
        {
          "elapsed_ms": 394.878458,
          "chunk_x": 19
        },
        {
          "elapsed_ms": 393.643834,
          "chunk_x": 20
        },
        {
          "elapsed_ms": 391.553625,
          "chunk_x": 21
        },
        {
          "elapsed_ms": 279.306334,
          "chunk_x": 22
        },
        {
          "elapsed_ms": 25.634541,
          "chunk_x": 23
        },
        {
          "elapsed_ms": 18.210167,
          "chunk_x": 24
        }
      ],
      "exploration_chunk_latency_ms": {
        "max": 760.323917,
        "p95": 198.353916,
        "median": 85.88425
      },
      "regions_cached": 2,
      "passed": true,
      "world_creation_ms": 18376,
      "world_creation_plus_spawn_area_ms": 62667.159875,
      "raw_report_sha256": "5284e0ef88217f01d51f9040bf13f652de8276dc3f9844dc14569848b227d05a",
      "log_sha256": "3a4c84bb6ea1614f8fc9c85f472612750149996e2f7658c83afe398b43afe5f6"
    }
  },
  "same_geometry_reduction_percent": {
    "world_creation_plus_spawn_area_ms": 84.65134396742975,
    "spawn_area_ms": 85.95040577665497,
    "exploration_ms": 86.37676917641545
  },
  "targets": {
    "minimum_reduction_percent": 30,
    "grand_creation_plus_spawn_area_max_ms": 120000,
    "same_geometry_reduction_passed": true,
    "grand_generation_proxy_passed": true
  },
  "density_equivalence": {
    "comparison": "Float.floatToRawIntBits; no tolerance",
    "reference_commit": "a26b72f",
    "scope": "Real compiled scalar/bulk densities, 4 capacities x 3 seeds (5/20/100 compatibility and new10 using the same parameterized algorithm), signed coordinates, region/coast/height boundaries, context switches and concurrency; no block changes",
    "reference_source_sha256": "fcc5a8a39b7c4d181d74ce4f9183a1ca93646137955ac64bab9d22e6db0752a1",
    "profiles": [
      {
        "seed": 0,
        "bitwise_comparisons": 255678,
        "players": 5,
        "optimized_path_supported": true,
        "reference_density_digest": "28ec59cba36174fd"
      },
      {
        "seed": 42,
        "bitwise_comparisons": 255678,
        "players": 5,
        "optimized_path_supported": true,
        "reference_density_digest": "efd1e8084800ed5c"
      },
      {
        "seed": 8675309,
        "bitwise_comparisons": 255678,
        "players": 5,
        "optimized_path_supported": true,
        "reference_density_digest": "91bea1db755d9aca"
      },
      {
        "seed": 0,
        "bitwise_comparisons": 255678,
        "players": 10,
        "optimized_path_supported": true,
        "reference_density_digest": "b7bab667baf73361"
      },
      {
        "seed": 42,
        "bitwise_comparisons": 255678,
        "players": 10,
        "optimized_path_supported": true,
        "reference_density_digest": "42aeaf160360e41c"
      },
      {
        "seed": 8675309,
        "bitwise_comparisons": 255678,
        "players": 10,
        "optimized_path_supported": true,
        "reference_density_digest": "cb85f95333e040c0"
      },
      {
        "seed": 0,
        "bitwise_comparisons": 255678,
        "players": 20,
        "optimized_path_supported": true,
        "reference_density_digest": "175524360755dd88"
      },
      {
        "seed": 42,
        "bitwise_comparisons": 255678,
        "players": 20,
        "optimized_path_supported": true,
        "reference_density_digest": "4cc8aec467a2d164"
      },
      {
        "seed": 8675309,
        "bitwise_comparisons": 255678,
        "players": 20,
        "optimized_path_supported": true,
        "reference_density_digest": "5a3f16e426e5a64e"
      },
      {
        "seed": 0,
        "bitwise_comparisons": 255678,
        "players": 100,
        "optimized_path_supported": true,
        "reference_density_digest": "83cda17336772fa7"
      },
      {
        "seed": 42,
        "bitwise_comparisons": 255678,
        "players": 100,
        "optimized_path_supported": true,
        "reference_density_digest": "e7aa7f52022cc6aa"
      },
      {
        "seed": 8675309,
        "bitwise_comparisons": 255678,
        "players": 100,
        "optimized_path_supported": true,
        "reference_density_digest": "de4b8f52d249a9bd"
      }
    ],
    "concurrent_workers": 3,
    "concurrent_comparisons": 115668,
    "passed": true,
    "adversarial": {
      "aligned_scalar_path_preserved": true,
      "passed": true,
      "bitwise_comparisons": 122528,
      "concurrent_workers": 3,
      "repeated_cell_corner_batches": 1
    }
  },
  "persistence": {
    "default_players": 10,
    "profiles": [
      {
        "restored_settings": "sanctuary:population_5",
        "players": 5,
        "disk_round_trip": true,
        "preset": "sanctuary:sanctuary_5"
      },
      {
        "restored_settings": "sanctuary:population_10",
        "players": 10,
        "disk_round_trip": true,
        "preset": "sanctuary:sanctuary"
      },
      {
        "restored_settings": "sanctuary:population_20",
        "players": 20,
        "disk_round_trip": true,
        "preset": "sanctuary:sanctuary_20"
      },
      {
        "restored_settings": "sanctuary:population_100",
        "players": 100,
        "disk_round_trip": true,
        "preset": "sanctuary:sanctuary_100"
      }
    ],
    "passed": true,
    "visible_presets": [
      "sanctuary:sanctuary_5",
      "sanctuary:sanctuary"
    ],
    "seed": 0,
    "legacy_settings_preserved": "sanctuary:sanctuary_cavern",
    "omitted_density_capacity_preserved": 20
  },
  "limits": [
    "Single seed and one timed run per configuration; repeat to estimate variance.",
    "A new cold region still has a synchronous planning cost; observed legacy20 maximum exploration chunk latency is about 5.15 s.",
    "No personal saved world was opened or regenerated."
  ],
  "engine_checks": {
    "5": {
      "mod_version": "0.1.0-alpha.11",
      "seed": 0,
      "settings": "sanctuary:population_5",
      "inspected_full_chunks": 110,
      "retained_water_blocks": 5656,
      "fluid_ticks": 1800,
      "tested_springs": 1,
      "tested_spills": 1,
      "tested_lava_falls": 1,
      "postprocessing_reentry_witnesses": 3,
      "passed": true,
      "scope": "Selected basins, terraces, springs and ecology patches in explicit regions; no whole-island inventory or multiplayer load test",
      "raw_report_sha256": "cfaa0a532b50399ab28808f51a871363b198a67d8c096ac13f7a011bd87ff9d0"
    },
    "10": {
      "mod_version": "0.1.0-alpha.11",
      "seed": 0,
      "settings": "sanctuary:population_10",
      "inspected_full_chunks": 125,
      "retained_water_blocks": 5923,
      "fluid_ticks": 1800,
      "tested_springs": 1,
      "tested_spills": 1,
      "tested_lava_falls": 1,
      "postprocessing_reentry_witnesses": 3,
      "passed": true,
      "scope": "Selected basins, terraces, springs and ecology patches in explicit regions; no whole-island inventory or multiplayer load test",
      "raw_report_sha256": "aaed5b38821197c479a8acb7f2a201c64f290666c039d0b15047340e403e028c"
    }
  }
}