[
  {
    "id": "ILL-D01",
    "file": "first-playable-route.svg",
    "title": "Old Valley: a journey that returns to useful work",
    "alt": "Old Valley begins with guesthouse restoration, then its authored crossing and quarry service. A dry route connects the quarry to a Copperwash survey ledge and returns with knowledge of tin and copper. The first workshop introduces a useful hoist improvement without completing Chapter 4. A free-built river crossing does not complete the authored project; the optional submerged branch holds no essential item.",
    "caption": "The route preserves the five-chapter Old Valley structure while showing the limited endpoint of the first playable. The orange return link connects the workshop improvement back to the existing quarry service.",
    "source_ids": [
      "FP-PLAN-02",
      "FP-PLAN-03",
      "FP-PLAN-04",
      "FP-PLAN-05",
      "FP-PLAN-06",
      "FP-PLAN-07",
      "FP-PLAN-11",
      "FP-PLAN-12",
      "SET01",
      "SET02",
      "SET03",
      "SET04",
      "EAR02",
      "IP01"
    ],
    "related_chapters": [
      "First Playable — Old Valley, the Quarry, and the First Workshop"
    ],
    "slice": 3,
    "kind": "diagram"
  },
  {
    "id": "ILL-D02",
    "file": "project-states.svg",
    "title": "Project states: progress, interruption and custody",
    "alt": "The project controller moves from Discovered to Preview, Claimed or assigned, Awaiting requirements, Ready, Building, Complete and Upgrade available. Paused and Blocked have different causes and preserve custody. Resuming requires a renewed eligibility or clearance check. Cancellation recovers only uncommitted stock. Completed stages remain built, and a completed production batch returns its product rather than both product and ingredients.",
    "caption": "A conceptual state and custody map. Dashed interruption branches retain the same operation; resumption always depends on the relevant activity and clearance checks. Normal Minecraft simulation is outside this managed-project diagram.",
    "source_ids": [
      "FP-PLAN-13",
      "FP-PLAN-14",
      "FP-PLAN-15",
      "FP-PLAN-16"
    ],
    "related_chapters": [
      "First Playable — Old Valley, the Quarry, and the First Workshop"
    ],
    "slice": 2,
    "kind": "diagram"
  },
  {
    "id": "ILL-D03",
    "file": "workshop-chain.svg",
    "title": "The first workshop: one batch, one useful improvement",
    "alt": "Proposed first alloy batch: three copper ingots, one tin ingot and one supported hearth fuel item produce four bronze fittings. Those four fittings and four planks service the existing hoist from one cargo slot to two. Four iron ingots and the same four planks are an alternative to that one cradle bill. Six prepared walls and one spare fuel item occupy two real stacks: two baseline trips become one upgraded trip; both goods return to stock.",
    "caption": "Proposed playtest quantities are reproduced from the structured register. The iron route replaces the cradle cost. The diagram does not assign a new material recipe to the six-wall demonstration or imply the preparation allowance is shared by every player.",
    "source_ids": [
      "FP-PLAN-07",
      "FP-PLAN-08",
      "FP-PLAN-09",
      "FP-PLAN-10",
      "IND-M01",
      "IND-M07",
      "IND-M53",
      "MAT01"
    ],
    "related_chapters": [
      "First Playable — Old Valley, the Quarry, and the First Workshop",
      "Production chains, balance, and machine progression"
    ],
    "slice": 3,
    "kind": "diagram"
  },
  {
    "id": "ILL-D04",
    "file": "industry-network.svg",
    "title": "Industry: material, power and freight stay legible",
    "alt": "Two representative production paths use existing machine functions: timber through the Timber mill to boards and recoverable offcuts; iron plus supported carbon through the Controlled steel furnace and Forming press to useful structural parts. A Workshop dynamo supplies a Switchboard with an optional Stationary power bank and selected powered processes. Existing goods pass through Stockroom and Freight dispatch to an active receiving region without starting new remote production. These are relationships, not universal recipes or mandatory long chains.",
    "caption": "These selected paths explain how the catalogue functions fit together. They are not a mandatory sequence through all 66 machines, an exact recipe list, a power-capacity chart or an implementation claim.",
    "source_ids": [
      "IND-M03",
      "IND-M04",
      "IND-M06",
      "IND-M08",
      "IND-M32",
      "IND-M37",
      "IND-M38",
      "IND-M54",
      "IND-M55",
      "IND-M56",
      "IP01",
      "IP02",
      "IP04"
    ],
    "related_chapters": [
      "Machinery and industrial systems",
      "Industry and progression",
      "Production chains, balance, and machine progression"
    ],
    "slice": 7,
    "kind": "diagram"
  },
  {
    "id": "ILL-D05",
    "file": "earth-geography.svg",
    "title": "Earth: depth, lateral regions and return routes",
    "alt": "A conceptual Earth cross-section shows the familiar Overworld above connected Shallows, with humid Deepwilds and drier Underreach overlapping laterally, Abyss basins and voids below, deep thermal Mantle pockets and a fictional deep-crust Heart called Core. Routes run sideways, descend, loop and return to refuges. The diagram is not to scale and assigns no final realm Y bands. The working envelope is 512 total levels, Y minus 192 to 319, about 255 below a reference surface at Y63.",
    "caption": "The section emphasizes lateral overlap, supported refuges, route choices and transition space. Its graphic proportions are conceptual. The original seven-realm atlas remains the complete named-regional overview.",
    "source_ids": [
      "EAR01",
      "EAR02",
      "EAR03",
      "EAR04",
      "EAR05",
      "EAR06",
      "EAR07"
    ],
    "related_chapters": [
      "World generation and the Earth atlas",
      "The vertical world specification",
      "Overworld",
      "Shallows",
      "Deepwilds",
      "Underreach",
      "Abyss",
      "Mantle",
      "Core"
    ],
    "slice": 4,
    "kind": "diagram"
  },
  {
    "id": "ILL-D06",
    "file": "planetary-expeditions.svg",
    "title": "Moon and Mars: prepared arrival, useful return",
    "alt": "Moon and Mars have different expedition rhythms. The Moon begins at a natural supported landing with Earth-made equipment, a working cabin and an EQ25 starter refuge commissioned before a committed descent. Earthrise Rim and Shadow Basin connect with Regolith Hollows, Basalt Galleries and Glassfall Vaults. Regolith Ceramic and Lunar Glass Filament support revisits. Mars starts with imported protection, service stock and a dependable refuge, then follows Windcut Tablelands and Buried Delta into Ochre Galleries, Brine Scarps and Rootstone Chambers. Ferric Lattice and Brine Catalyst improve later field work; neither supplies the first protective equipment.",
    "caption": "Each lane is an experience sequence, not a requirement to visit every listed region in one outing. Lunar first arrival and return need no Moon-built pad, local refinery or external console. Mars preserves useful nearby exploration for a player who delays rover assembly.",
    "source_ids": [
      "MO-PLAN-01",
      "MO-PLAN-02",
      "MO-PLAN-05",
      "MO-PLAN-06",
      "MO-PLAN-07",
      "MO-PLAN-08",
      "MO-PLAN-09",
      "MA-PLAN-01",
      "MA-PLAN-02",
      "MA-PLAN-05",
      "MA-PLAN-06",
      "MA-PLAN-07",
      "MA-PLAN-08",
      "MA-PLAN-09",
      "T1-SPEC-07",
      "T1-SPEC-15",
      "PM01",
      "PM02",
      "PM03",
      "PM04"
    ],
    "related_chapters": [
      "Moon — complete destination planning expansion",
      "Mars — complete destination planning expansion"
    ],
    "slice": 5,
    "kind": "diagram"
  },
  {
    "id": "ILL-D07",
    "file": "tier1-assembly.svg",
    "title": "Tier 1 assembly: parts become one persistent craft",
    "alt": "Earth-accessible prepared stock passes through the Part Fabrication Table into reusable rocket components. The Rocket Assembly Station receives prepared parts and controls stages in a separately linked vacant Launch Pad berth. The stages are reserve order and berth, lower frame and engine, tanks and main structure, cabin and pressure assembly, nose and fins and services, then commission one craft. A named mission manifest and readiness checks follow commissioning; the assembly worktop never contains the full-size rocket.",
    "caption": "Assembly is a documented product workflow. All stated workstation dimensions and the 12-block association distance are proposed defaults. Hardware roles are kept distinct from decorative meshes and from recipe quantities.",
    "source_ids": [
      "T1-SPEC-06",
      "T1-SPEC-08",
      "T1-SPEC-09",
      "T1-SPEC-12",
      "T1-SPEC-13",
      "T1-SPEC-15",
      "T1-SPEC-18",
      "T1-M01",
      "T1-M02",
      "T1-M06",
      "T1-M07",
      "T1-I01",
      "T1-I02",
      "T1-I03",
      "T1-I04",
      "T1-I05",
      "IND-M02",
      "IND-M46"
    ],
    "related_chapters": [
      "Tier 1 — Model and Implementation Specifications",
      "Tier 1 space systems — complete first expedition"
    ],
    "slice": 10,
    "kind": "diagram"
  },
  {
    "id": "ILL-D08",
    "file": "tier1-services.svg",
    "title": "Tier 1 services: separate envelopes, separate supplies",
    "alt": "Proposed Explorer envelopes are shown separately: a 3-by-3 body, 5-by-5 fin silhouette and 9-block total height. The proposed pad has a 7-by-7 deck, 0.5 high, within a 9-by-9 controlled site. The boarding strip lies at the front between diagonal fins. A candidate lower airlock vestibule and upper cabin require real fit testing. Fuel, breathing supply, power and control use separate typed connections; control transfers no stock. Ground couplers retract before departure and reserves remain protected.",
    "caption": "The proportional top view separates nominal body, fin, deck and site extents. The cabin stack is functional, not a measured floor plan. The pad's proposed 3-block maximum service height belongs to raised couplers; its deck remains 0.5 high. Fuel Pipe terminal adapters resolve the recorded grid/socket offsets within the existing pipe family.",
    "source_ids": [
      "T1-SPEC-05",
      "T1-SPEC-07",
      "T1-SPEC-10",
      "T1-SPEC-11",
      "T1-SPEC-12",
      "T1-SPEC-15",
      "T1-SPEC-16",
      "T1-SPEC-18",
      "T1-DEC01",
      "T1-V01",
      "T1-M03",
      "T1-M04",
      "T1-M05",
      "T1-M06",
      "T1-M07",
      "T1-S01",
      "IND-M40",
      "IND-M45"
    ],
    "related_chapters": [
      "Tier 1 — Model and Implementation Specifications"
    ],
    "slice": 10,
    "kind": "diagram"
  }
]
