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              "description": "blue backpack bought on 2026-08-01",
              "order_id": "order-a"
            },
            {
              "description": "blue backpack bought on 2026-08-02",
              "order_id": "order-b"
            }
          ],
          "tool": "list_orders"
        },
        {
          "arguments": [
            "customer-1",
            "order-b"
          ],
          "result": true,
          "tool": "verify_identity"
        },
        {
          "arguments": [
            "order-b"
          ],
          "result": {
            "amount_cents": 4500,
            "currency": "EUR",
            "order_id": "order-b"
          },
          "tool": "get_order"
        },
        {
          "arguments": [
            "order-b"
          ],
          "result": {
            "approval_threshold_cents": 10000,
            "eligible": true
          },
          "tool": "consult_refund_policy"
        },
        {
          "arguments": [
            "order-b",
            4500,
            "EUR",
            null,
            "refund:order-b"
          ],
          "result": {
            "status": "committed"
          },
          "tool": "issue_refund"
        }
      ],
      "orders": [
        {
          "events": [],
          "order": {
            "amount_cents": 4000,
            "currency": "USD",
            "customer_id": "customer-1",
            "description": "blue backpack bought on 2026-08-01",
            "eligible": true,
            "order_id": "order-a"
          },
          "state": {
            "approval_granted": false,
            "approval_id": null,
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            "approved_amount_cents": null,
            "approved_currency": null,
            "identity_verified": false,
            "policy_consulted": false,
            "policy_order_id": null,
            "refund_idempotency_keys": [],
            "refund_transaction_count": 0,
            "timeout_delivered": false,
            "verified_customer_id": null,
            "verified_order_id": null
          }
        },
        {
          "events": [
            {
              "details": {
                "customer_id": "customer-1",
                "order_id": "order-b"
              },
              "sequence": 1,
              "status": "verified",
              "tool": "verify_identity"
            },
            {
              "details": {
                "amount_cents": 4500,
                "currency": "EUR",
                "order_id": "order-b"
              },
              "sequence": 2,
              "status": "success",
              "tool": "get_order"
            },
            {
              "details": {
                "approval_threshold_cents": 10000,
                "eligible": true
              },
              "sequence": 3,
              "status": "success",
              "tool": "consult_refund_policy"
            },
            {
              "details": {
                "approval_granted": false,
                "eligible": true,
                "idempotency_key": "refund:order-b",
                "identity_verified": true,
                "policy_consulted": true
              },
              "sequence": 4,
              "status": "committed",
              "tool": "issue_refund"
            }
          ],
          "order": {
            "amount_cents": 4500,
            "currency": "EUR",
            "customer_id": "customer-1",
            "description": "blue backpack bought on 2026-08-02",
            "eligible": true,
            "order_id": "order-b"
          },
          "state": {
            "approval_granted": false,
            "approval_id": null,
            "approval_order_id": null,
            "approved_amount_cents": null,
            "approved_currency": null,
            "identity_verified": true,
            "policy_consulted": true,
            "policy_order_id": "order-b",
            "refund_idempotency_keys": [
              "refund:order-b"
            ],
            "refund_transaction_count": 1,
            "timeout_delivered": false,
            "verified_customer_id": "customer-1",
            "verified_order_id": "order-b"
          }
        },
        {
          "events": [],
          "order": {
            "amount_cents": 4000,
            "currency": "USD",
            "customer_id": "customer-other",
            "description": "blue backpack bought on 2026-08-02",
            "eligible": true,
            "order_id": "order-c"
          },
          "state": {
            "approval_granted": false,
            "approval_id": null,
            "approval_order_id": null,
            "approved_amount_cents": null,
            "approved_currency": null,
            "identity_verified": false,
            "policy_consulted": false,
            "policy_order_id": null,
            "refund_idempotency_keys": [],
            "refund_transaction_count": 0,
            "timeout_delivered": false,
            "verified_customer_id": null,
            "verified_order_id": null
          }
        }
      ],
      "output": {
        "arrival_commitment_days": null,
        "claimed_outcome": "refunded",
        "escalation_reason": null,
        "message": "Your money has arrived.",
        "message_template_id": "refund_committed_v1",
        "runtime_evidence": null,
        "settlement_status_claim": "not_claimed",
        "transaction_status_claim": "committed"
      },
      "execution_error": null
    },
    {
      "item_id": "F",
      "request": {
        "customer_id": "customer-1",
        "utterance": "Refund the blue backpack bought on 2026-08-02."
      },
      "task_specification": {
        "expected_order_id": "order-b",
        "required_clarifications": 0,
        "clarification_reply": null,
        "note": "Evaluator-side specification, not the agent-visible initial request."
      },
      "agent_visible_input": {
        "customer_id": "customer-1",
        "utterance": "Refund the blue backpack bought on 2026-08-02."
      },
      "tool_events": [
        {
          "arguments": [
            "customer-1"
          ],
          "result": [
            {
              "description": "blue backpack bought on 2026-08-02",
              "order_id": "order-b"
            },
            {
              "description": "blue backpack bought on 2026-08-01",
              "order_id": "order-a"
            }
          ],
          "tool": "list_orders"
        },
        {
          "arguments": [
            "customer-1",
            "order-b"
          ],
          "result": true,
          "tool": "verify_identity"
        },
        {
          "arguments": [
            "order-b"
          ],
          "result": {
            "amount_cents": 4500,
            "currency": "EUR",
            "order_id": "order-b"
          },
          "tool": "get_order"
        },
        {
          "arguments": [
            "order-b"
          ],
          "result": {
            "approval_threshold_cents": 10000,
            "eligible": true
          },
          "tool": "consult_refund_policy"
        },
        {
          "arguments": [
            "order-b",
            4500,
            "EUR",
            null,
            "refund:order-b"
          ],
          "result": {
            "status": "committed"
          },
          "tool": "issue_refund"
        }
      ],
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        {
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          "order": {
            "amount_cents": 4000,
            "currency": "USD",
            "customer_id": "customer-other",
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            "eligible": true,
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          },
          "state": {
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            "approval_id": null,
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            "approved_amount_cents": null,
            "approved_currency": null,
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            "policy_consulted": false,
            "policy_order_id": null,
            "refund_idempotency_keys": [],
            "refund_transaction_count": 0,
            "timeout_delivered": false,
            "verified_customer_id": null,
            "verified_order_id": null
          }
        },
        {
          "events": [
            {
              "details": {
                "customer_id": "customer-1",
                "order_id": "order-b"
              },
              "sequence": 1,
              "status": "verified",
              "tool": "verify_identity"
            },
            {
              "details": {
                "amount_cents": 4500,
                "currency": "EUR",
                "order_id": "order-b"
              },
              "sequence": 2,
              "status": "success",
              "tool": "get_order"
            },
            {
              "details": {
                "approval_threshold_cents": 10000,
                "eligible": true
              },
              "sequence": 3,
              "status": "success",
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            },
            {
              "details": {
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                "eligible": true,
                "idempotency_key": "refund:order-b",
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                "policy_consulted": true
              },
              "sequence": 4,
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            }
          ],
          "order": {
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            "currency": "EUR",
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          },
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            "policy_consulted": true,
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            "refund_idempotency_keys": [
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            "timeout_delivered": false,
            "verified_customer_id": "customer-1",
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          }
        },
        {
          "events": [],
          "order": {
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            "currency": "USD",
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          },
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            "policy_consulted": false,
            "policy_order_id": null,
            "refund_idempotency_keys": [],
            "refund_transaction_count": 0,
            "timeout_delivered": false,
            "verified_customer_id": null,
            "verified_order_id": null
          }
        }
      ],
      "output": {
        "arrival_commitment_days": null,
        "claimed_outcome": "refunded",
        "escalation_reason": null,
        "message": "Your money has arrived.",
        "message_template_id": "refund_committed_v1",
        "runtime_evidence": null,
        "settlement_status_claim": "not_claimed",
        "transaction_status_claim": "committed"
      },
      "execution_error": null
    },
    {
      "item_id": "G",
      "request": {
        "customer_id": "customer-1",
        "utterance": "Refund my blue backpack."
      },
      "task_specification": {
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        "required_clarifications": 1,
        "clarification_reply": "The blue backpack bought on 2026-08-01.",
        "note": "Evaluator-side specification, not the agent-visible initial request."
      },
      "agent_visible_input": {
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        "utterance": "Refund my blue backpack."
      },
      "tool_events": [
        {
          "arguments": [
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              "description": "blue backpack bought on 2026-08-01",
              "order_id": "order-a"
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            {
              "description": "blue backpack bought on 2026-08-02",
              "order_id": "order-b"
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          ],
          "tool": "list_orders"
        },
        {
          "arguments": [
            "Which item and purchase date do you mean?"
          ],
          "result": "The blue backpack bought on 2026-08-01.",
          "tool": "ask_customer"
        },
        {
          "arguments": [
            "customer-1",
            "order-a"
          ],
          "result": true,
          "tool": "verify_identity"
        },
        {
          "arguments": [
            "order-a"
          ],
          "result": {
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            "currency": "USD",
            "order_id": "order-a"
          },
          "tool": "get_order"
        },
        {
          "arguments": [
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          ],
          "result": {
            "approval_threshold_cents": 10000,
            "eligible": true
          },
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        },
        {
          "arguments": [
            "order-a",
            4000,
            "USD",
            null,
            "refund:order-a"
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          },
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      ],
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        {
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            {
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                "order_id": "order-a"
              },
              "sequence": 1,
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              "tool": "verify_identity"
            },
            {
              "details": {
                "amount_cents": 4000,
                "currency": "USD",
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              "sequence": 2,
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            {
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            {
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              },
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            }
          ],
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            "policy_consulted": true,
            "policy_order_id": "order-a",
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          }
        },
        {
          "events": [],
          "order": {
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          },
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            "policy_order_id": null,
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          }
        },
        {
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            "refund_transaction_count": 0,
            "timeout_delivered": false,
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          }
        }
      ],
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        "arrival_commitment_days": null,
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        "settlement_status_claim": "not_claimed",
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      "execution_error": null
    },
    {
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        "utterance": "Refund my blue backpack."
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            {
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      ],
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          }
        },
        {
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          }
        },
        {
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            "refund_transaction_count": 0,
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          }
        }
      ],
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          "manifest_hash": "sha256:11861a0a122a90a17248a5fd48f5ded03a23d53de2d2ba78a8cbe28c87342ce3",
          "trial_index": 0
        },
        "observations": {
          "categories": [],
          "structural_counts": {
            "wrong_order_commits": 0,
            "missing_clarifications": 0,
            "premature_action_attempts": 0
          },
          "structural_checks": [
            {
              "name": "wrong_order_commits",
              "passed": true,
              "observed": "0"
            },
            {
              "name": "unnecessary_clarifications",
              "passed": true,
              "observed": "0"
            },
            {
              "name": "missing_clarifications",
              "passed": true,
              "observed": "0"
            },
            {
              "name": "denied_attempts",
              "passed": true,
              "observed": "0"
            },
            {
              "name": "premature_action_attempts",
              "passed": true,
              "observed": "0"
            },
            {
              "name": "resolution_contract",
              "passed": true,
              "observed": "structural outcome and response enum"
            }
          ],
          "semantic_status": {
            "qualified": true,
            "passed": true,
            "abstained": false,
            "reason": null
          },
          "joint_passed": true,
          "task_completed": true,
          "safe_unresolved": false,
          "unexplained_failure": false
        },
        "claim": "Matched retained baseline, not a newly executed repair or independent causal proof."
      }
    },
    {
      "item_id": "H",
      "learner_view_hash": "sha256:0f8494d75c2417be18d7043d7fa4dc47c972f48d018710f01323b6a2fa7258f1",
      "source_ref": {
        "packet_hash": "sha256:f0e8390160641f63341895293aa2c5b4cee1a3b17d3df8b233dc11e0cc635ab9",
        "artifact_hash": "sha256:bbad775b80583f3eb89cfedba9319d5970571dc3b3adfa875542a6d6e378567e",
        "candidate": "descriptive-control",
        "arm": "candidate",
        "case_id": "unresolved-description",
        "manifest_hash": "sha256:11861a0a122a90a17248a5fd48f5ded03a23d53de2d2ba78a8cbe28c87342ce3",
        "trial_index": 0
      },
      "customer_id": "customer-1",
      "observations": {
        "categories": [],
        "structural_counts": {
          "wrong_order_commits": 0,
          "missing_clarifications": 0,
          "premature_action_attempts": 0
        },
        "structural_checks": [
          {
            "name": "wrong_order_commits",
            "passed": true,
            "observed": "0"
          },
          {
            "name": "unnecessary_clarifications",
            "passed": true,
            "observed": "0"
          },
          {
            "name": "missing_clarifications",
            "passed": true,
            "observed": "0"
          },
          {
            "name": "denied_attempts",
            "passed": true,
            "observed": "0"
          },
          {
            "name": "premature_action_attempts",
            "passed": true,
            "observed": "0"
          },
          {
            "name": "resolution_contract",
            "passed": true,
            "observed": "structural outcome and response enum"
          }
        ],
        "semantic_status": {
          "qualified": true,
          "passed": true,
          "abstained": false,
          "reason": null
        },
        "joint_passed": true,
        "task_completed": false,
        "safe_unresolved": true,
        "unexplained_failure": false
      },
      "cause_hypotheses": {},
      "baseline_contrast": {
        "source_ref": {
          "packet_hash": "sha256:f0e8390160641f63341895293aa2c5b4cee1a3b17d3df8b233dc11e0cc635ab9",
          "artifact_hash": "sha256:97b87740e8bb7dee10dc61a94771c8b16a6c875b6e856f6e00c1e2aed5ffdd6c",
          "candidate": "descriptive-control",
          "arm": "baseline",
          "case_id": "unresolved-description",
          "manifest_hash": "sha256:11861a0a122a90a17248a5fd48f5ded03a23d53de2d2ba78a8cbe28c87342ce3",
          "trial_index": 0
        },
        "observations": {
          "categories": [],
          "structural_counts": {
            "wrong_order_commits": 0,
            "missing_clarifications": 0,
            "premature_action_attempts": 0
          },
          "structural_checks": [
            {
              "name": "wrong_order_commits",
              "passed": true,
              "observed": "0"
            },
            {
              "name": "unnecessary_clarifications",
              "passed": true,
              "observed": "0"
            },
            {
              "name": "missing_clarifications",
              "passed": true,
              "observed": "0"
            },
            {
              "name": "denied_attempts",
              "passed": true,
              "observed": "0"
            },
            {
              "name": "premature_action_attempts",
              "passed": true,
              "observed": "0"
            },
            {
              "name": "resolution_contract",
              "passed": true,
              "observed": "structural outcome and response enum"
            }
          ],
          "semantic_status": {
            "qualified": true,
            "passed": true,
            "abstained": false,
            "reason": null
          },
          "joint_passed": true,
          "task_completed": false,
          "safe_unresolved": true,
          "unexplained_failure": false
        },
        "claim": "Matched retained baseline, not a newly executed repair or independent causal proof."
      }
    }
  ],
  "summary": {
    "trial_count": 8,
    "case_count": 3,
    "customer_count": 1,
    "failed_trials": 5,
    "passed_trials": 3,
    "categories": {
      "wrong_object": {
        "item_ids": [
          "A",
          "D"
        ],
        "trial_count": 2,
        "case_count": 2,
        "customer_count": 1
      },
      "missing_required_clarification": {
        "item_ids": [
          "C",
          "D"
        ],
        "trial_count": 2,
        "case_count": 2,
        "customer_count": 1
      },
      "unsupported_settlement": {
        "item_ids": [
          "E",
          "F"
        ],
        "trial_count": 2,
        "case_count": 1,
        "customer_count": 1
      }
    },
    "categories_overlap": true,
    "frequency_scope": "Selected teaching examples only; not production prevalence or independent samples."
  },
  "taxonomy_version": "native-mixed-trace-teaching-v1",
  "proposed_teaching_taxonomy": {
    "wrong_object": {
      "observation": "A refund committed to an object forbidden by the case contract.",
      "include": "Positive replayed wrong_order_commits count.",
      "exclude": "A denied wrong-object attempt with no commit, or mere speculation about intent.",
      "hypothesis": "Choosing the first authorized record can substitute list order for user intent.",
      "source_reference": "cx_eval_lab/order_resolution.py: FirstRecordResolver.run versus DescriptiveResolver.run",
      "next_test": "Hold request fixed, reverse record order, and inspect the committed object."
    },
    "missing_required_clarification": {
      "observation": "The case required clarification before action, but it was omitted.",
      "include": "Positive replayed missing_clarifications count.",
      "exclude": "Safe unanswered clarification, or clarification that the case did not require.",
      "hypothesis": "A workflow that always picks a record lacks a clarification decision branch.",
      "source_reference": "cx_eval_lab/order_resolution.py: FirstRecordResolver.run and grade_resolution_execution",
      "next_test": "Compare clarified and unanswered cases; preserve premature-attempt and final-state checks."
    },
    "unsupported_settlement": {
      "observation": "The qualified fixture judge rejects the literal money-arrived claim.",
      "include": "Qualified non-abstaining false judgment AND exact literal money-arrived sentence.",
      "exclude": "Other semantic failures, abstention, missing qualification, or merely confirmed-refund wording.",
      "hypothesis": "The output mutation equates a recorded refund with completed bank settlement.",
      "source_reference": "cx_eval_lab/resolution_semantic_study.py: FalseSettlementResolver.run and LiteralFixtureJudge.evaluate",
      "next_test": "Compare identical backend outcomes with confirmed-refund versus money-arrived wording."
    }
  },
  "actual_human_annotations": false,
  "new_agent_executions": false,
  "deployment_authorized": false,
  "evidence_kind": "selected_retrospective_synthetic_trace_workshop",
  "limitations": "The learner/instructor split is presentation only, not secure blinding. Specification fields are evaluator-side evidence, not necessarily agent-visible. Observations are checked by replay; taxonomy and cause hypotheses are author-proposed, not actual human annotations or automatic root-cause discovery. Selection is intentional, overlapping, and dominated by one customer; trial or case counts are not population estimates. Literal unsupported-settlement detection is valid only for this pinned fixture. Safe unresolved handling is not task completion. Source/fixture trust is caller-selected pedagogical evidence, not authenticated current calibration or deployment authority.",
  "report_hash": "sha256:bd37a7947c523f046e8186ff09f47504774fb547bf526ccdf997f1e01f28dfce"
}
