{
 "artifact": "chatcpa-sim-build-log-2026-08.csv",
 "csv_sha256": "90c126b51579d3e04ada4feb84a07fe5e229ff35f40e33e6eb518c7dfa038712",
 "window": "2026-08-09 to 2026-08-11, plus a 3-attempt gap fill on 2026-09-02",
 "build_attempts": 947,
 "verdicts": {
  "clean": 645,
  "review": 125,
  "key_suspect": 71,
  "unchecked": 34,
  "generate_failed": 32,
  "ambiguous": 31,
  "clean_single": 7,
  "gave_up": 1,
  "single_review": 1
 },
 "ship_grade_rows": 652,
 "discarded_on_review": 41,
 "excluded_by_final_validation": 4,
 "lost_to_cell_cap": 1,
 "simulations_shipped": 603,
 "graded_fields_shipped": 8435,
 "total_cost_usd": 428.83,
 "cost_per_shipped_usd": 0.711,
 "attempts_by_section": {
  "REG": 190,
  "TCP": 165,
  "AUD": 162,
  "ISC": 146,
  "BAR": 145,
  "FAR": 139
 },
 "attempts_by_archetype": {
  "schedule_completion": 390,
  "classification_grid": 217,
  "journal_entry": 100,
  "procedure_selection": 57,
  "document_review": 53,
  "form_completion": 52,
  "matching": 36,
  "ratio_analysis": 15,
  "reconciliation": 12,
  "adjusting_entries": 8,
  "research": 7
 },
 "writer_models": {
  "claude-opus-5": 941,
  "gpt-5.6-sol": 5,
  "": 1
 },
 "solver_models": [
  "gpt-5.6-sol",
  "gemini-3.1-pro-preview",
  "claude-sonnet-5"
 ],
 "how_to_verify": [
  "Row count of the CSV (excluding header) equals build_attempts.",
  "Counting the Verdict column reproduces the verdicts object.",
  "Summing the Total Cost column reproduces total_cost_usd.",
  "SHA-256 of the CSV file equals csv_sha256.",
  "Counting rows where Decision = discard reproduces discarded_on_review.",
  "Per-topic shipped counts appear on chatcpa.io/blueprint and sum to 603."
 ]
}