{
  "schema": "piping-educational-class-walkthrough/v1",
  "object_id": "c02-class-walkthrough",
  "scope": "Scoped component-temperature comparison within one selected class example; not complete material/code/pressure or project adequacy.",
  "teaching_input": {
    "temperature_C": 140,
    "authority": "Explicitly hypothetical educational input"
  },
  "selected_basis": {
    "class_upper_temperature_C": 204,
    "selected_ball_valve_upper_temperature_C": 100,
    "note_applicability": "Limit attached to this selected valve; not inherited by all valve/class families"
  },
  "checks": [
    {
      "criterion": "temperature within class upper bound",
      "comparison": "140 < 204",
      "result": true
    },
    {
      "criterion": "temperature within selected item upper bound",
      "comparison": "140 <= 100",
      "result": false
    }
  ],
  "result": {
    "selected_item_temperature_comparison": "does not satisfy selected local limit",
    "alternative_accepted": false,
    "whole_system_adequacy_established": false
  },
  "sequence": [
    "service/state/application and actual detailed class",
    "envelope/wall basis",
    "local component/segment and notes",
    "manufacturing/fabrication/exemption instructions",
    "examination/restoration and actual configuration"
  ],
  "remaining": [
    "Pressure/material/cold state/flow-control suitability",
    "Actual supplier/item rating and applicable adoption",
    "Any conflicting index/detail criterion reconciled under its actual basis"
  ],
  "project_acceptance": false
}