{
  "fixture_kind": "synthetic_design_example_not_operational_data",
  "schema_version": "research-example-1",
  "work_id": "synthetic-work-001",
  "cutoff_sequence": 10,
  "authority_model": "Events record claims and evidence; no event in this fixture grants merge permission.",
  "rules": {
    "R1": "Only evidence naming the current artifact revision can support current-revision checks.",
    "R2": "Repeated blocked/heartbeat messages do not count as evidenced progress.",
    "R3": "Readiness claims and successful checks do not grant action permission.",
    "R4": "Recorded sequence is replay order; occurred time may be earlier for delayed evidence.",
    "R5": "A new artifact addressing the blocker ends this synthetic blocker episode; review readiness remains separate."
  },
  "events": [
    {"event_id":"e1","sequence":1,"type":"ARTIFACT","revision":"r1","elapsed_minutes":0,"claim":"Candidate artifact exists"},
    {"event_id":"e2","sequence":2,"type":"LOCAL_CHECK","revision":"r1","elapsed_minutes":1,"result":"pass"},
    {"event_id":"e3","sequence":3,"type":"CI_CHECK","revision":"r1","elapsed_minutes":2,"result":"fail"},
    {"event_id":"e4","sequence":4,"type":"BLOCKED","revision":"r1","elapsed_minutes":3,"claim":"CI failure requires repair","causes":["e3"]},
    {"event_id":"e5","sequence":5,"type":"BLOCKED","revision":"r1","elapsed_minutes":8,"claim":"Still blocked","causes":["e4"]},
    {"event_id":"e6","sequence":6,"type":"ARTIFACT","revision":"r2","elapsed_minutes":10,"claim":"Repair artifact produced","causes":["e4"]},
    {"event_id":"e7","sequence":7,"type":"CI_CHECK","revision":"r2","elapsed_minutes":12,"result":"pass"},
    {"event_id":"e8","sequence":8,"type":"STATUS","revision":"r2","elapsed_minutes":13,"claim":"Ready to merge"},
    {"event_id":"e9","sequence":9,"type":"CI_CHECK","revision":"r1","elapsed_minutes":14,"occurred_elapsed_minutes":1.5,"result":"pass","claim":"Delayed receipt for superseded revision"},
    {"event_id":"e10","sequence":10,"type":"REVIEW_STATUS","revision":"r2","elapsed_minutes":15,"claim":"Review still pending; no merge authorization recorded"}
  ],
  "expected_answers": [
    {"question":"Which is the current artifact revision?","answer":"r2","evidence":["e6"]},
    {"question":"Can the last-arriving CI result certify r2?","answer":false,"rules":["R1","R4"],"evidence":["e9"]},
    {"question":"Did the repeated blocker at minute 8 demonstrate progress?","answer":false,"rules":["R2"],"evidence":["e5"]},
    {"question":"What is the synthetic blocker-to-resumption duration?","answer_minutes":7,"rules":["R5"],"evidence":["e4","e6"]},
    {"question":"Do these events establish permission to merge?","answer":false,"rules":["R3"],"evidence":["e8","e10"]},
    {"question":"What supports the r2 CI status?","answer":"e7 pass","rules":["R1"],"evidence":["e7"]}
  ]
}