{
  "date": "2026-09-12",
  "scope": "Owner-account GPT-5 Chat Studio draft; ten approved collections",
  "result": "41/41 backend/date/workbook runtime checks passed",
  "chatBoundary": "This run used ten rows with dates under links in two columns. That chat layout is superseded and does not establish acceptance of the user's four-column requirement.",
  "sourcePageSize": 100,
  "actualStartRows": [0, 100],
  "actualPageCounts": [100, 12],
  "exactUniqueExcelRows": 112,
  "documents": 99,
  "pages": 13,
  "previewRowsIncludedInExport": 10,
  "exactCanonicalSourceTimestamps": 224,
  "matchingExcelSerialCalendarValues": 224,
  "actualWorkbookInspected": true,
  "workbookChecks": [
    "Live scope/query and 112/99/13/Complete summary",
    "Compact top-aligned sampled rows",
    "Readable UTC calendar dates",
    "Hidden raw timestamp and technical columns",
    "B9 freeze boundaries",
    "Date, hyperlink and summary formulas inspected without editing"
  ],
  "delivery": "Owner-private ACL and verified-profile recipient email acceptance checked; not inbox receipt.",
  "limits": [
    "Four-column chat not validated by this historical run",
    "Sampled workbook rows, not an all-row-height audit",
    "Missing/fractional timestamps exercised offline, not in live fixtures",
    "No Teams publication/rendering or non-owner negative permission claim"
  ]
}