{
  "schema_version": "quarterly-aggregate-evidence/v1",
  "quarter": "2026-q3",
  "title": "Q3 2026 — Reviewed aggregate nameserver and RDAP evidence",
  "publisher": ".au Domain Observatory",
  "period_start": "2026-07-01",
  "period_end": "2026-09-30",
  "panel_scope": "100 selected .au domains observed on all 92 calendar days of Q3",
  "eligible_window": {
    "first_eligible": "2026-08-02",
    "last_eligible": "2026-09-30",
    "basis": "Comparable retained structured NS and RDAP observations; July context is not method-equivalent structured DNS evidence"
  },
  "source_basis": "Approved Q3 WP2-3C editorial selection, supported by retained time-ordered WP2-2 nameserver comparison and WP2-3A paired RDAP corroboration analyses. This is a public aggregate record of reviewed research results; private domain-level evidence is not reproduced.",
  "nameserver_observations": {
    "comparable_adjacent_changes": 75,
    "domains_with_adjacent_changes": 5,
    "all_observation_return_episodes": 70,
    "domains_with_return_patterns": 4,
    "daily_end_return_patterns": 36,
    "unit_definitions": {
      "comparable_adjacent_changes": "Changes between adjacent eligible NS answer-set observations; not completed delegation transactions",
      "all_observation_return_episodes": "A return to an earlier observed NS answer set in full-observation sequences; multiple episodes can occur for one domain",
      "daily_end_return_patterns": "Distinct daily-end sampling of returning NS answer sets, not additional independent events"
    }
  },
  "rdap_corroboration": {
    "pairs": 75,
    "unchanged": 74,
    "different": 1,
    "unavailable": 0,
    "different_pair_qualification": "The one different RDAP nameserver pair matched the respective DNS NS answer sets at its compared endpoints.",
    "unit_definition": "Paired retained public RDAP nameserver lists across the same eligible adjacent NS observations; not a registry transaction history or proof of cause."
  },
  "public_method_reference": "/notes/",
  "related_public_reports": [
    "/reports/monthly/2026-07/",
    "/reports/monthly/2026-08/",
    "/reports/monthly/2026-09/"
  ],
  "limitations": [
    "The aggregate figures report approved analysis; the underlying domain-level events, raw record sets and analytical working files are not published here.",
    "The full-observation (70) and daily-end (36) results use different sampling cadences and must not be added together.",
    "Different public DNS and registration observations cannot establish the timing or cause of a registry delegation transaction.",
    "These measures do not prove a migration, rollback, outage, compromise, security incident, governance fault or control effectiveness.",
    "The panel is deliberately selected, not representative of the whole .au namespace."
  ]
}