Synthetic data

date boundary

Different end-exclusive windows are not comparable. Aggregate totals cannot be shifted between dates.

Expected findings

not_comparable; output.window_end

Exact input

{
  "schema_version": "1.0.0",
  "report_label": "Synthetic monthly spend",
  "window_start": "2026-09-01T00:00:00-04:00",
  "window_end": "2026-10-01T00:00:00-04:00",
  "reporting_timezone": "America/New_York",
  "boundary_convention": "start_inclusive_end_exclusive",
  "shared_metadata_applied": [
    "window",
    "timezone",
    "filters",
    "attribution",
    "refresh_cutoff",
    "definition"
  ],
  "approval": {
    "status": "unknown",
    "label": null,
    "approver_role": null
  },
  "metrics": [
    {
      "metric_id": "spend",
      "name": "Net spend",
      "source_label": "Synthetic source",
      "output_label": "Synthetic report",
      "source": {
        "unit": "currency",
        "currency": "USD",
        "aggregation": "sum",
        "window_start": "2026-09-01T00:00:00-04:00",
        "window_end": "2026-10-01T00:00:00-04:00",
        "reporting_timezone": "America/New_York",
        "boundary_convention": "start_inclusive_end_exclusive",
        "filters_summary": "All paid campaigns",
        "attribution_rule": "Spend on transaction date",
        "refresh_cutoff": "2026-10-02T12:00:00Z",
        "definition_id": "spend_net_adjustments_v1",
        "definition_evidence": {
          "status": "declared",
          "label": "Synthetic spend dictionary",
          "approver_role": null
        },
        "value": "1000"
      },
      "output": {
        "unit": "currency",
        "currency": "USD",
        "aggregation": "sum",
        "window_start": "2026-09-01T00:00:00-04:00",
        "window_end": "2026-10-02T00:00:00-04:00",
        "reporting_timezone": "America/New_York",
        "boundary_convention": "start_inclusive_end_exclusive",
        "filters_summary": "All paid campaigns",
        "attribution_rule": "Spend on transaction date",
        "refresh_cutoff": "2026-10-02T12:00:00Z",
        "definition_id": "spend_net_adjustments_v1",
        "definition_evidence": {
          "status": "declared",
          "label": "Synthetic spend dictionary",
          "approver_role": null
        },
        "value": "1000"
      },
      "tolerance": {
        "choice": "explicit",
        "absolute": "0",
        "relative": "0",
        "unit": "currency",
        "supplied_by": "Synthetic fixture author"
      }
    }
  ]
}