{
  "schema_version": "0.3",
  "id": "don-campbell",
  "type": "person",
  "label": "Don Campbell",
  "aliases": [],
  "description": "",
  "tier": 3,
  "status": "active",
  "redirect_to": null,
  "fp_kind": null,
  "synthetic": false,
  "identifiers": {},
  "inbound_counts": {
    "founder_of": 1
  },
  "claims": [
    {
      "id": "k_ba9e6dc8a0271341bbb03d4ee1ba0f6a",
      "revision": 1,
      "subject": "don-campbell",
      "predicate": "founder_of",
      "object": {
        "id": "p-c-construction",
        "label": "P&C Construction",
        "type": "organization"
      },
      "value": null,
      "datatype": "entity",
      "polarity": "positive",
      "epistemic": "asserted",
      "temporal": "unknown",
      "status": "inferred",
      "confidence": 0.5,
      "confidence_method": "tier_default/v1",
      "valid_from": null,
      "valid_to": null,
      "asserted_at": "2026-10-23T18:14:00Z",
      "retrieved_at": "2026-10-23T16:00:38Z",
      "evidence": [
        {
          "url": "https://builtbypandc.com/about/history",
          "capture": {
            "store": "ev",
            "sha256": "351a050998c46cf1dfa600df95885a5e8f124c76aa61b54859257275ef3aec7d"
          },
          "retrieved_at": "2026-10-23T16:00:38Z",
          "published_at": null,
          "quote": "P&C Construction started in 1961, when Raymond Pettyjohn, an experienced carpentry foreman, and Don Campbell, a civil engineer with Timber Structures Inc., came together with a shared vision",
          "tier": "model",
          "locator": null,
          "media": null,
          "source_family": "self",
          "method": "fetch",
          "extractor": {
            "name": "build_release",
            "version": "0.3.1"
          },
          "rights": {
            "holder": "P&C Construction",
            "license": "all-rights-reserved",
            "basis": "fair_use_excerpt",
            "display": true,
            "export": false,
            "train": false,
            "policy_version": "2026-10-20"
          }
        }
      ],
      "derived_from": [
        "o_5f23ece3239e34c5fa613b260316a0b5"
      ],
      "derivation": {
        "method": "model:deepseek-v4-flash",
        "version": "DeepSeek-V4-Flash-0731-MXFP4-MLX",
        "ran_at": "2026-10-23T17:57:44Z"
      },
      "qualifiers": {},
      "negation": null,
      "supersedes": null,
      "mirror_of": "k_cfe6aeb84d3da020e4002e076c059e02"
    }
  ],
  "media": [],
  "version": 1,
  "created_at": "2026-10-23T18:14:00Z",
  "updated_at": "2026-10-23T18:14:00Z",
  "content_hash": "23da3255e8347d1a0504e3271daaca4370633934c751bf3f227796c720db2ac0",
  "license": "ENTITI-ATTR-1.0"
}