{
  "schema_version": 1,
  "edition": "Current direction and worked experiences 05",
  "date_local": "2026-10-07",
  "timezone": "America/Edmonton",
  "scope": "Material creative decisions retained from existing sources. Documentation and selected concept generation are already authorized; final model production and mod BUILD are separate.",
  "user_decisions_required_to_finish_this_documentation": [],
  "first_playable_blocking_decisions": [],
  "all_numeric_geometry_remains_proposed": true,
  "decisions": [
    {
      "id": "T1-DEC01",
      "title": "Explorer scale and usable cabin",
      "status": "Proposed default; user model-scale review pending before final production",
      "question": "Which measured exterior arrangement preserves the supplied Explorer while providing its required cabin, airlock, access, and supplies?",
      "recommendation": "Test the existing nine-block total height, three-by-three body, and five-by-five fin envelope with a real two-boundary airlocked cabin.",
      "proposed_values": {
        "total_height_blocks": 9,
        "body_xz_blocks": [
          3,
          3
        ],
        "maximum_fin_envelope_xz_blocks": [
          5,
          5
        ]
      },
      "evidence_conflict": {
        "REF02": "3 x 3 x 9 EXAMPLE",
        "REF08": "approximately 9 blocks",
        "REF11": "approximately 12 blocks",
        "REF12": "approximately 6 blocks",
        "REF14": "approximately 9 blocks"
      },
      "alternatives": [
        {
          "title": "Retain nine-block candidate if measured fit succeeds",
          "consequence": "Preserves compactness and the current proposed pad/service relationships."
        },
        {
          "title": "Revise shell/body/height deliberately if fit fails",
          "consequence": "May increase model, pad, boarding, service, and cargo envelope; retains the cabin and airlock promise."
        }
      ],
      "review_evidence_required": [
        "Actual player and suit fit, including backpack and movement",
        "Boarding, hatch sweep, ladder, two pressure boundaries, pilot view, and egress",
        "Declared tank/cargo housings with no overlap in occupied volume",
        "Pad, fin, coupler, and departure clearance at supported rotations"
      ],
      "review_gate": "After a measured fit study and before final geometry/textures. Current concept boards and exact proposal diagrams do not pass this gate.",
      "affected_assets": [
        "T1-V01",
        "T1-M06",
        "T1-I02",
        "T1-I03",
        "T1-E01",
        "T1-E02",
        "T1-E03"
      ],
      "blocks_current_documentation": false,
      "approval_recorded": false,
      "references": [
        {
          "source_key": "tier1-models",
          "chapter_title": "Tier 1 — Model and Implementation Specifications",
          "source_file": "sources/tier1_model_specifications.txt",
          "chapter_id": "tier1-models-01-tier-1-model-and-implementation-specifications",
          "href": "#tier1-models-01-tier-1-model-and-implementation-specifications--t1-spec-02-evidence-source-conflicts-and-the-two-review-choices",
          "section_title": "T1-SPEC-02 — Evidence, source conflicts and the two review choices",
          "section_id": "tier1-models-01-tier-1-model-and-implementation-specifications--t1-spec-02-evidence-source-conflicts-and-the-two-review-choices"
        },
        {
          "source_key": "tier1-models",
          "chapter_title": "Tier 1 — Model and Implementation Specifications",
          "source_file": "sources/tier1_model_specifications.txt",
          "chapter_id": "tier1-models-01-tier-1-model-and-implementation-specifications",
          "href": "#tier1-models-01-tier-1-model-and-implementation-specifications--t1-spec-05-explorer-dimensions-and-the-cabin-fit-gate",
          "section_title": "T1-SPEC-05 — Explorer dimensions and the cabin fit gate",
          "section_id": "tier1-models-01-tier-1-model-and-implementation-specifications--t1-spec-05-explorer-dimensions-and-the-cabin-fit-gate"
        },
        {
          "source_file": "sources/tier1_model_register.json",
          "json_pointer": "/decisions/0"
        }
      ]
    },
    {
      "id": "T1-DEC02",
      "title": "Fabrication versus assembly station production form",
      "status": "Proposed visual distinction; user review pending before final production",
      "question": "Which preserved station forms best communicate component fabrication and full-vehicle assembly as two useful roles?",
      "recommendation": "Use the smaller REF10 Part Fabrication Table and broader REF09 Rocket Assembly Station controlling an explicitly linked vehicle berth.",
      "proposed_values": {
        "fabrication_footprint_blocks": [
          2,
          2
        ],
        "assembly_machine_footprint_blocks": [
          3,
          3
        ]
      },
      "alternatives": [
        {
          "title": "Recommended small fabricator and broad column station",
          "consequence": "Makes the roles visually distinct; preserves the linked berth for the full-size vehicle."
        },
        {
          "title": "Select a preserved lower bench variant",
          "consequence": "Changes appearance and measured footprint while retaining the same two functions."
        }
      ],
      "review_evidence_required": [
        "Side-by-side REF09/REF10 and lower-bench source variants",
        "Working surface, input/output, controls, and player access",
        "A readable relationship from assembly controller to full-size berth"
      ],
      "review_gate": "Before final station models; exact dimensions remain proposed until measured.",
      "affected_assets": [
        "T1-M01",
        "T1-M02"
      ],
      "nonnegotiable_continuity": "Rocket Assembly Table is an alias/variant of assembly. Do not add a third mandatory manufacturing stage.",
      "blocks_current_documentation": false,
      "approval_recorded": false,
      "references": [
        {
          "source_key": "tier1",
          "chapter_title": "Tier 1 space systems — complete first expedition",
          "source_file": "sources/tier1_space_expansion.txt",
          "chapter_id": "tier1-01-tier-1-space-systems-complete-first-expedition",
          "href": "#tier1-01-tier-1-space-systems-complete-first-expedition--t1-m02-rocket-assembly-station-and-the-table-variant",
          "section_title": "T1-M02 — Rocket Assembly Station and the table variant",
          "section_id": "tier1-01-tier-1-space-systems-complete-first-expedition--t1-m02-rocket-assembly-station-and-the-table-variant"
        },
        {
          "source_key": "tier1-models",
          "chapter_title": "Tier 1 — Model and Implementation Specifications",
          "source_file": "sources/tier1_model_specifications.txt",
          "chapter_id": "tier1-models-01-tier-1-model-and-implementation-specifications",
          "href": "#tier1-models-01-tier-1-model-and-implementation-specifications--t1-spec-08-part-fabrication-table-production-specification",
          "section_title": "T1-SPEC-08 — Part Fabrication Table production specification",
          "section_id": "tier1-models-01-tier-1-model-and-implementation-specifications--t1-spec-08-part-fabrication-table-production-specification"
        },
        {
          "source_key": "tier1-models",
          "chapter_title": "Tier 1 — Model and Implementation Specifications",
          "source_file": "sources/tier1_model_specifications.txt",
          "chapter_id": "tier1-models-01-tier-1-model-and-implementation-specifications",
          "href": "#tier1-models-01-tier-1-model-and-implementation-specifications--t1-spec-09-rocket-assembly-station-and-vehicle-handoff",
          "section_title": "T1-SPEC-09 — Rocket Assembly Station and vehicle handoff",
          "section_id": "tier1-models-01-tier-1-model-and-implementation-specifications--t1-spec-09-rocket-assembly-station-and-vehicle-handoff"
        },
        {
          "source_file": "sources/tier1_model_register.json",
          "json_pointer": "/decisions/1"
        }
      ]
    },
    {
      "id": "CEC01",
      "title": "Optional Mars brine-mat life",
      "status": "Conditional creative option; not selected as a mandatory Mars feature",
      "question": "Should a few protected Brine Scarp niches include fictional mat-like life for optional observation?",
      "recommendation": "Keep the option conditional and omit it from current unselected Mars imagery. The geological campaign proceeds completely without it.",
      "alternatives": [
        {
          "title": "Keep Mars niches geological",
          "consequence": "Brine sampling, Brine Catalyst, Rootstone observations, and all progression remain complete."
        },
        {
          "title": "Add sparse optional brine mats later",
          "consequence": "Adds localized light/vibration response and optional observation art, with no survival, recipe, or mission dependency."
        }
      ],
      "review_evidence_required": [
        "A clearly separate optional ecology brief",
        "A sparse habitat/form/response concept only if selected",
        "Confirmation that disabling mats leaves all required content paths intact"
      ],
      "review_gate": "Before commissioning CEC01-FORM/HAB/ACT as current Mars ecology or enabling it in generation.",
      "affected_content": [
        "CEC01",
        "DST02-MA-L2",
        "PM04",
        "MA-PLAN-07"
      ],
      "blocks_current_documentation": false,
      "approval_recorded": false,
      "references": [
        {
          "source_key": "moon-mars",
          "chapter_title": "Mars — complete destination planning expansion",
          "source_file": "sources/moon_mars_expansion.txt",
          "chapter_id": "moon-mars-02-mars-complete-destination-planning-expansion",
          "href": "#moon-mars-02-mars-complete-destination-planning-expansion--ma-l2-brine-scarps",
          "section_title": "MA-L2 — Brine Scarps",
          "section_id": "moon-mars-02-mars-complete-destination-planning-expansion--ma-l2-brine-scarps"
        },
        {
          "source_key": "moon-mars",
          "chapter_title": "Mars — complete destination planning expansion",
          "source_file": "sources/moon_mars_expansion.txt",
          "chapter_id": "moon-mars-02-mars-complete-destination-planning-expansion",
          "href": "#moon-mars-02-mars-complete-destination-planning-expansion--ma-plan-10-acceptance-criteria-and-decisions-still-to-resolve",
          "section_title": "MA-PLAN-10 — Acceptance criteria and decisions still to resolve",
          "section_id": "moon-mars-02-mars-complete-destination-planning-expansion--ma-plan-10-acceptance-criteria-and-decisions-still-to-resolve"
        },
        {
          "source_key": "moon-mars",
          "chapter_title": "Mars — complete destination planning expansion",
          "source_file": "sources/moon_mars_expansion.txt",
          "chapter_id": "moon-mars-02-mars-complete-destination-planning-expansion",
          "href": "#moon-mars-02-mars-complete-destination-planning-expansion--ma-plan-11-mars-artwork-coverage-and-explicit-backlog",
          "section_title": "MA-PLAN-11 — Mars artwork coverage and explicit backlog",
          "section_id": "moon-mars-02-mars-complete-destination-planning-expansion--ma-plan-11-mars-artwork-coverage-and-explicit-backlog"
        },
        {
          "source_file": "sources/illustrated_03_scope_data.json",
          "json_pointer": "/unresolved_source_issues/0"
        }
      ]
    }
  ],
  "ordinary_defaults_not_reopened_as_creative_approval": [
    "First Playable chapter endpoint and bounded cargo-only hoist",
    "Prototype recipe and pacing values pending native-recipe and playtest evidence",
    "Supported-coordinate and port conventions pending measured fit",
    "World-envelope feasibility before permanent world claims",
    "Loader/version/repository inspection and engineering architecture"
  ]
}
