{
  "schema_version": "proofrail.receipt.v1",
  "date": "2026-08-22",
  "object": "ProofRail",
  "tagline": "An agent run you can inspect.",
  "model_route": {
    "provider": "Pokee",
    "model": "pokee-isaac",
    "base_url": "https://api.pokee.ai/v1",
    "api_health_http_status": 200,
    "secret_recorded": false
  },
  "calls": [
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      "label": "proofrail:concept:v1",
      "status": "failed_contract",
      "prompt_tokens": 571,
      "completion_tokens": 2500,
      "estimated_cost_usd": 0.002586,
      "claim_use": "none"
    },
    {
      "label": "proofrail:concept:v2",
      "status": "passed_contract",
      "prompt_tokens": 601,
      "completion_tokens": 390,
      "estimated_cost_usd": 0.000480,
      "claim_use": "design input only"
    },
    {
      "label": "proofrail:plan:v1",
      "status": "passed_contract_and_checker",
      "prompt_tokens": 580,
      "completion_tokens": 300,
      "estimated_cost_usd": 0.000387,
      "prompt_sha256": "a17e8de920f0013ebf8a8bc3e976084a2edd07340e5c40411e2bd1fb0ade4770",
      "output_sha256": "54ae767f7c19e0780947a434e51981482b2d52a278df23d90ddc29cf4c931ea5",
      "latency_ms": 3520
    },
    {
      "label": "proofrail:plan:v2",
      "status": "passed_contract_and_checker",
      "prompt_tokens": 707,
      "completion_tokens": 280,
      "estimated_cost_usd": 0.000386,
      "prompt_sha256": "c6915a1a09962b6001bc80779ec63dc2efed875be76f73dec78095fcae5ef2c1",
      "output_sha256": "48979e9fb8c59a31a82bae45fc7477987fa50abc58adffd06d5c907efb1d9259",
      "latency_ms": 3223
    },
    {
      "label": "proofrail:visual:v1",
      "status": "generated_then_host_repaired",
      "prompt_tokens": 3157,
      "completion_tokens": 12152,
      "estimated_cost_usd": 0.012626,
      "model_text_sha256": "b13bfd5192b50507f5c6bea741b4058ab495f8eb100c8d888555c5ed1a1f4727",
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      "latency_ms": 43035
    },
    {
      "label": "proofrail:visual:repair:v1",
      "status": "infrastructure_failure",
      "http_status": 502,
      "billable_output_observed": false
    },
    {
      "label": "proofrail:visual:repair:v2",
      "status": "infrastructure_failure",
      "http_status": 502,
      "billable_output_observed": false,
      "stop_rule_triggered": true
    }
  ],
  "usage_totals": {
    "successful_or_billable_prompt_tokens": 5616,
    "successful_or_billable_completion_tokens": 15622,
    "successful_or_billable_total_tokens": 21238,
    "estimated_cost_usd": 0.016465
  },
  "mechanical_checks": {
    "base_control": "pass",
    "corrected_control": "pass",
    "isaac_base_plan": "pass",
    "isaac_corrected_plan": "pass",
    "append_only_negative": "rejected_6_predicates",
    "corrupt_registry_negative": "rejected_sha256_mismatch",
    "unit_tests": "6_passed",
    "artifact_content": "pass"
  },
  "browser_checks": {
    "strict_command_exit_status": 0,
    "static_actionable": 0,
    "paint_actionable": 0,
    "input_actionable": 0,
    "generic_pixel_probe": "indeterminate_due_to_probe_noise",
    "generic_probe_frame_p95_ms": 21,
    "generic_probe_nominal_frame_budget_ms": 20,
    "semantic_state_sync": "pass",
    "visual_inspection": "pass"
  },
  "artifacts": {
    "final_html_sha256": "0d62bc74bc9951e5944903d65ea6aa6786e2b2684728ce09fcf38f32bc82d0b9",
    "base_screenshot_sha256": "fcfc2842a0cd09be8b2613d2469d5548d93eddc145df2233620bb934585fd1e5",
    "corrected_screenshot_sha256": "652aec169c7cf1fbd17766887da9c6d23a0330ecd9f9efe058e58aea9779aba9"
  },
  "claim_boundary": "One bounded synthetic run demonstrates an inspectable evidence-bound workflow. It does not establish general Isaac reliability, long-context superiority, or comparative model advantage."
}