{
  "tool": "Built-in image generation",
  "imageFile": "elma-illustration.png",
  "referenceRole": "Modern GLB render used as visual reconstruction reference; Hettler also used the linked Pesha historical photograph",
  "historicalStatus": "Supplemental interpretive artwork, not documentary evidence or an exact GLB render",
  "generationBrief": "Elma original c.1873 three-mast schooner hypothesis, three gaff sails and two headsails, Lake Superior sandstone shore in soft September afternoon light.",
  "artefactCheck": {
    "date": "2026-09-08",
    "crops": [
      "bow",
      "midships",
      "stern",
      "rig-superstructure"
    ],
    "nativePixelInspection": true,
    "result": "clean",
    "imageSha256": "b00dc92f8adfe2dc48e7e5481c8a77457e608d1aa1c7cdd77fc1c1d18604af2e",
    "observations": "Four native-pixel crops inspected. No weapons, garbled lettering, material mismatch, added masts, disconnected fittings or modern equipment observed. Interpretive details and background scenery are not documentary evidence."
  },
  "imageSha256": "b00dc92f8adfe2dc48e7e5481c8a77457e608d1aa1c7cdd77fc1c1d18604af2e"
}