{
  "artifact": "TR-001",
  "type": "specimen_audit_trace",
  "label": "Worked specimen — authored to Origin's runtime audit schema and policy semantics. The scenario, timestamps, and robot motion are illustrative, not recorded from live execution. Not a customer deployment. Published to demonstrate the Observe → Plan → Act → Verify loop and the exact evidence format Origin produces — never as a performance claim.",
  "date_authored": "2026-07-01",
  "site": "Illustrative fulfillment floor (specimen scenario)",
  "provenance": {
    "how_produced": "Authored as a worked example against Origin's runtime audit schema and policy semantics — confidence gating, the proximity rule, scoped policy deltas with operator id and expiry. No live execution was recorded; a machine-emitted trace from a supervised run is the next evidence artifact.",
    "illustrative_inputs": "The floor scenario — pallets, the person entering the dock approach, badge state, battery level, robot motion, and all timestamps — is illustrative.",
    "adapter": "Simulated AMR adapter (ROS 2 interface), v0.4.2 — illustrative",
    "integrity": "plan_hash = SHA-256 of the plan object; end_state_hash = SHA-256 of the end_state object; log_digest = SHA-256 of the events array. Each is computed over compact JSON (UTF-8, separators ',' and ':', non-ASCII preserved). Verify commands are printed on /proof."
  },
  "work_order": {
    "id": "WO-4471",
    "source": "WMS adapter (simulated CSV drop)",
    "instruction": "Clear Dock 2 — stage returns in Aisle 4",
    "goal_spec": "Dock 2 pallet count = 0; returns pallets staged in free Aisle 4 slots"
  },
  "robot": {
    "id": "AMR-07",
    "platform": "Simulated AMR adapter (ROS 2 interface)",
    "adapter_version": "0.4.2"
  },
  "policy": {
    "confidence_threshold": 0.75,
    "no_go_zones": [
      "ZONE-C"
    ],
    "speed_cap_mps": 1.2,
    "proximity_stop_m": 1.8,
    "escalation_rule": "Any step below the confidence threshold pauses and routes to a human operator. The system never guesses."
  },
  "operator": "Illustrative operator (OP-01)",
  "scenario_duration": "6 min 5 s",
  "plan": {
    "work_order": "WO-4471",
    "steps": [
      "navigate to Dock 2",
      "stage P-201 in Aisle 4 slot 3",
      "stage P-202 in Aisle 4 slot 4",
      "stage P-203 in Aisle 4 slot 5",
      "final dock sweep",
      "return to standby"
    ],
    "route": "via Aisle 3 — avoids Zone C",
    "estimate_s": 250,
    "speed_cap_mps": 1.2
  },
  "plan_hash": "886e64f6ab70a6f2a054433a19bdff5f33915cfbd0ed39be95ec863b562c2b4b",
  "events": [
    {
      "seq": 1,
      "t": "14:02:11.204",
      "phase": "intake",
      "type": "work_order.received",
      "detail": "WO-4471 received from WMS adapter: \"Clear Dock 2 — stage returns in Aisle 4.\""
    },
    {
      "seq": 2,
      "t": "14:02:11.482",
      "phase": "observe",
      "type": "floor.scan.start",
      "detail": "Floor scan started — overhead camera (Dock 2) + robot-mounted camera."
    },
    {
      "seq": 3,
      "t": "14:02:13.940",
      "phase": "observe",
      "type": "context.derived",
      "detail": "Context derived: Dock 2 — 3 pallets (P-201, P-202, P-203), 1 person present (badge AUTH-17). Aisle 4 staging — slots 3, 4, 5 free. Zone C no-go active."
    },
    {
      "seq": 4,
      "t": "14:02:14.001",
      "phase": "observe",
      "type": "confidence.check",
      "detail": "Context confidence 0.91 ≥ threshold 0.75 → proceed."
    },
    {
      "seq": 5,
      "t": "14:02:14.230",
      "phase": "plan",
      "type": "plan.generated",
      "detail": "6-step plan generated: route via Aisle 3 (avoids Zone C), est. 4 min 10 s at the 1.2 m/s cap. Plan hash sha256:886e64f6ab70… (full hash in this artifact)."
    },
    {
      "seq": 6,
      "t": "14:02:14.388",
      "phase": "plan",
      "type": "policy.check.pass",
      "detail": "Plan checked against safety policy: no no-go intersection; speed cap 1.2 m/s applied; proximity stop armed at 1.8 m."
    },
    {
      "seq": 7,
      "t": "14:02:14.500",
      "phase": "act",
      "type": "dispatch",
      "detail": "AMR-07 accepted the plan (simulated ROS 2 action goal)."
    },
    {
      "seq": 8,
      "t": "14:02:31.870",
      "phase": "act",
      "type": "step.complete",
      "detail": "Step 1/6 complete — arrived at Dock 2. Battery 87%."
    },
    {
      "seq": 9,
      "t": "14:02:48.112",
      "phase": "act",
      "type": "step.start",
      "detail": "Step 2/6 started — engage pallet P-201."
    },
    {
      "seq": 10,
      "t": "14:03:02.554",
      "phase": "exception",
      "type": "proximity.halt",
      "detail": "Person entered the approach path. Proximity rule triggered — motion halted at 1.8 m in 0.4 s."
    },
    {
      "seq": 11,
      "t": "14:03:02.610",
      "phase": "exception",
      "type": "confidence.drop",
      "detail": "Resume-path confidence 0.62 < threshold 0.75."
    },
    {
      "seq": 12,
      "t": "14:03:02.633",
      "phase": "exception",
      "type": "escalation.raised",
      "detail": "Exception EX-102 raised to the operator queue. Policy: never guess below threshold."
    },
    {
      "seq": 13,
      "t": "14:03:41.096",
      "phase": "exception",
      "type": "operator.review",
      "detail": "Operator OP-01 reviewed the context frame and telemetry window."
    },
    {
      "seq": 14,
      "t": "14:03:52.700",
      "phase": "exception",
      "type": "operator.approve",
      "detail": "Resume approved with a reduced speed cap of 0.5 m/s — a scoped policy delta that expires with WO-4471."
    },
    {
      "seq": 15,
      "t": "14:03:52.716",
      "phase": "exception",
      "type": "policy.delta.logged",
      "detail": "Approval written to the audit log: operator id OP-01, timestamp, scope, expiry."
    },
    {
      "seq": 16,
      "t": "14:03:53.020",
      "phase": "act",
      "type": "resume",
      "detail": "Execution resumed under the reduced 0.5 m/s cap — continuing step 2/6 (stage P-201 in Aisle 4 slot 3)."
    },
    {
      "seq": 17,
      "t": "14:05:02.348",
      "phase": "act",
      "type": "step.complete",
      "detail": "Step 2/6 complete — P-201 staged in Aisle 4 slot 3."
    },
    {
      "seq": 18,
      "t": "14:06:11.590",
      "phase": "act",
      "type": "step.complete",
      "detail": "Step 3/6 complete — P-202 staged in Aisle 4 slot 4."
    },
    {
      "seq": 19,
      "t": "14:07:22.913",
      "phase": "act",
      "type": "step.complete",
      "detail": "Step 4/6 complete — P-203 staged in Aisle 4 slot 5."
    },
    {
      "seq": 20,
      "t": "14:07:58.401",
      "phase": "act",
      "type": "step.complete",
      "detail": "Step 5/6 complete — final dock sweep pass, no pallets remaining."
    },
    {
      "seq": 21,
      "t": "14:08:12.077",
      "phase": "act",
      "type": "step.complete",
      "detail": "Step 6/6 complete — AMR-07 returned to standby."
    },
    {
      "seq": 22,
      "t": "14:08:15.630",
      "phase": "verify",
      "type": "end_state.scan",
      "detail": "End-state scan: Dock 2 — 0 pallets. Aisle 4 slots 3–5 occupied."
    },
    {
      "seq": 23,
      "t": "14:08:16.118",
      "phase": "verify",
      "type": "goal.match",
      "detail": "End state matches the WO-4471 goal spec. Run finished over the 4 min 10 s plan estimate — expected under the 50 s exception halt and the reduced 0.5 m/s cap."
    },
    {
      "seq": 24,
      "t": "14:08:16.240",
      "phase": "verify",
      "type": "evidence.bound",
      "detail": "Verification evidence bound: end-state record hash sha256:4cd417aee7b7… + telemetry window 14:02:11–14:08:16 (full hash in this artifact)."
    },
    {
      "seq": 25,
      "t": "14:08:16.402",
      "phase": "verify",
      "type": "work_order.verified",
      "detail": "WO-4471 marked VERIFIED. Status returned to the WMS adapter."
    },
    {
      "seq": 26,
      "t": "14:08:16.415",
      "phase": "audit",
      "type": "log.closed",
      "detail": "Audit log closed: 26 entries, replayable. A SHA-256 digest of this event list is published in the artifact."
    }
  ],
  "end_state": {
    "dock_2_pallets": 0,
    "aisle_4_slots": {
      "3": "P-201",
      "4": "P-202",
      "5": "P-203"
    },
    "scanned_at": "14:08:15.630"
  },
  "end_state_hash": "4cd417aee7b7668e7356cbb0bc5322e6b0fc80a498e530fd146a7276e7ce7a3f",
  "log_digest": "603e54f1fb5f9cf932e95bdae35a2b073f5874b343a2b9bd8452741f2f5968c6",
  "outcome": {
    "tasks_completed": "1 / 1",
    "human_interventions": "1 (exception escalation — by design)",
    "safety_exceptions": "1 raised · 1 resolved by operator approval",
    "verified_completions": "1 / 1 (end-state scan + audit log)",
    "duration": "6 min 5 s — over the 4 min 10 s plan estimate (exception halt + reduced speed cap, by design)",
    "note": "Illustrative scenario outcomes from a worked specimen, n = 1. Nothing here is a measurement, a pilot metric, or a performance claim."
  }
}