{
  "schema_version": "0.1.0",
  "context_id": "ctx-demo-petg-0001",
  "revision": "r1",
  "created_at": "2026-07-30T18:00:00Z",
  "context_kind": "run",
  "core_record_ref": {
    "standard": "Open3DPP",
    "schema_version": "0.1.0",
    "record_id": "open3dpp-demo-material-0001"
  },
  "project": {
    "project_id": "project-demo-0001",
    "organization_id": "org-demo",
    "design_artifact_refs": ["artifact-geometry-demo"],
    "objective": "Demonstrate traceable context; values are illustrative and are not a print recommendation."
  },
  "material_stock": {
    "stock_id": "stock-demo-petg-0001",
    "material_identity": {
      "name": "Demonstration PETG",
      "manufacturer": "Example Manufacturer",
      "family": "PETG",
      "source": {
        "source_id": "example-material-catalog",
        "uri": "https://example.org/materials/demo-petg",
        "revision": "2026-07-30",
        "rights_status": "restricted"
      }
    },
    "lot_id": "lot-demo-01",
    "custody_refs": ["custody-event-demo-01"],
    "state": {
      "moisture_state": "dried",
      "drying": {
        "artifact_id": "artifact-drying-log-demo"
      },
      "storage": {
        "artifact_id": "artifact-storage-log-demo"
      },
      "reuse_or_regrind_state": "virgin stock",
      "contamination_state": "not observed"
    }
  },
  "system": {
    "system_id": "system-demo-printer-01",
    "manufacturer": "Example Printer Manufacturer",
    "model": "Example FFF Printer",
    "revision": "hardware-r1",
    "unit_ref": "private-unit-demo-01",
    "system_fingerprint": {
      "algorithm": "SHA-256",
      "canonicalization": "JCS/RFC8785",
      "schema_version": "r1",
      "scope": "private_unit",
      "direct_identifiers_included": false,
      "included_field_paths": [
        "/system/manufacturer",
        "/system/model",
        "/system/revision",
        "/system/components",
        "/system/software"
      ],
      "sha256": "1111111111111111111111111111111111111111111111111111111111111111"
    },
    "components": [
      {
        "component_id": "component-demo-hotend-01",
        "component_type": "hotend",
        "manufacturer": "Example Component Manufacturer",
        "model": "Example Hotend",
        "revision": "r1",
        "capabilities": [
          {
            "property": "manufacturer_rated_temperature_limit",
            "limit": {
              "value": 300,
              "unit": "Cel"
            },
            "basis": "Illustrative manufacturer limit; verify against the exact physical unit.",
            "source_ref": {
              "source_id": "example-equipment-manual",
              "uri": "https://example.org/equipment/manual",
              "revision": "r1",
              "rights_status": "restricted"
            }
          }
        ],
        "calibration_refs": ["calibration-demo-hotend-01"],
        "maintenance_refs": ["maintenance-demo-hotend-01"]
      },
      {
        "component_id": "component-demo-nozzle-01",
        "component_type": "nozzle",
        "revision": "r1",
        "material": "hardened steel",
        "geometry": {
          "nominal_diameter_mm": 0.4
        }
      },
      {
        "component_id": "component-demo-build-surface-01",
        "component_type": "build_surface",
        "revision": "r1",
        "material": "textured polymer-coated plate"
      }
    ],
    "software": [
      {
        "software_id": "software-demo-slicer-01",
        "role": "slicer",
        "name": "Example Slicer",
        "version": "1.0",
        "configuration_artifact_ref": {
          "artifact_id": "artifact-profile-demo"
        }
      },
      {
        "software_id": "software-demo-firmware-01",
        "role": "firmware",
        "name": "Example Firmware",
        "version": "1.0"
      }
    ]
  },
  "process": {
    "planned": {
      "process_id": "process-demo-plan-01",
      "revision": "r1",
      "base_profile_ref": {
        "artifact_id": "artifact-profile-demo"
      },
      "settings": {
        "source": "synthetic fixture",
        "note": "No operational values are asserted by this fixture."
      },
      "steps": [
        {
          "sequence": 0,
          "step_type": "material_conditioning",
          "input_refs": ["stock-demo-petg-0001"],
          "output_refs": ["stock-demo-petg-conditioned-0001"]
        },
        {
          "sequence": 1,
          "step_type": "print"
        }
      ]
    },
    "actual": {
      "process_id": "process-demo-run-01",
      "revision": "r1",
      "base_profile_ref": {
        "artifact_id": "artifact-profile-demo"
      },
      "settings": {
        "source": "synthetic machine report",
        "note": "Actual values are intentionally omitted rather than copied from the plan."
      },
      "steps": [
        {
          "sequence": 0,
          "step_type": "material_conditioning",
          "started_at": "2026-07-30T16:00:00Z",
          "ended_at": "2026-07-30T17:00:00Z"
        },
        {
          "sequence": 1,
          "step_type": "print",
          "started_at": "2026-07-30T17:05:00Z",
          "ended_at": "2026-07-30T17:45:00Z"
        }
      ],
      "interventions": [
        {
          "timestamp": "2026-07-30T17:10:00Z",
          "actor_id": "actor-demo-operator-01",
          "description": "Recorded an observation; no setting change."
        }
      ]
    }
  },
  "environment": {
    "summary": {
      "ambient_temperature": {
        "value": 23,
        "unit": "Cel"
      },
      "relative_humidity": {
        "value": 42,
        "unit": "%"
      }
    },
    "timeseries_artifact_refs": ["artifact-environment-timeseries-demo"],
    "location_class": "indoor_uncontrolled"
  },
  "actors": [
    {
      "actor_id": "actor-demo-operator-01",
      "role": "operator",
      "organization_id": "org-demo",
      "qualification_refs": ["qualification-demo-operator"]
    }
  ],
  "qms": {
    "fishbone_refs": {
      "material": ["stock-demo-petg-0001"],
      "machine": ["system-demo-printer-01"],
      "method": ["process-demo-plan-01"],
      "measurement": ["measurement-bundle-demo-01"],
      "environment": ["artifact-environment-timeseries-demo"],
      "people": ["actor-demo-operator-01"],
      "design": ["artifact-geometry-demo"],
      "management_quality": ["control-plan-demo-01"]
    },
    "fmea_ref": {
      "artifact_id": "artifact-fmea-demo"
    },
    "control_plan_ref": {
      "artifact_id": "artifact-control-plan-demo"
    },
    "deviation_refs": [],
    "nonconformance_capa_refs": [],
    "approval_refs": []
  },
  "governance": {
    "visibility": "private",
    "public_release": false,
    "rights_status": "restricted",
    "consent": {
      "public_sharing": false,
      "model_training": false,
      "recorded_at": "2026-07-30T18:00:00Z",
      "basis": "Synthetic fixture remains private by default."
    },
    "retention_until": null,
    "jurisdiction": "unspecified"
  },
  "provenance": {
    "created_by": "actor-demo-operator-01",
    "sources": [
      {
        "source_id": "fixture-source",
        "uri": "https://example.org/open3dpp-fixtures",
        "revision": "r1",
        "rights_status": "restricted"
      }
    ],
    "derived_from_ids": []
  },
  "external_crosswalks": [
    {
      "target_standard": "AM-CDM",
      "target_version": "unspecified",
      "mapping_class": "partial",
      "mapping_artifact_ref": {
        "artifact_id": "crosswalk-demo-amcdm"
      },
      "information_loss": "Fixture records only a subset of the target system and manufacturing-process concepts."
    }
  ],
  "extensions": {
    "https://paramat3d.com/ns/example": {
      "fixture": true
    }
  }
}