{
  "slug": "harness.a_share",
  "title": "Band A (fully legible), of assessed",
  "grade": "derived",
  "unit": "ratio",
  "value": 0.8473,
  "as_of": "2026-08-14",
  "sql": "SELECT ROUND(1.0*(SELECT COUNT(*) FROM (SELECT ha.server AS server, ha.band AS band FROM harness_assessments ha WHERE ha.assessed_at = (SELECT MAX(h2.assessed_at) FROM harness_assessments h2 WHERE h2.server = ha.server)) WHERE band='A')/(SELECT COUNT(*) FROM (SELECT ha.server AS server, ha.band AS band FROM harness_assessments ha WHERE ha.assessed_at = (SELECT MAX(h2.assessed_at) FROM harness_assessments h2 WHERE h2.server = ha.server))),4)",
  "note": "Share of assessed servers whose tools an agent harness can pick and call cleanly. First registry-wide reading ~85% \u2014 an honest near-null: tool FORMATION is not the ecosystem's weak axis (verifiability and disclosure are).",
  "history": [
    {
      "period": "2026-08-15",
      "value": 0.8473
    }
  ]
}