[
  {
    "level": "Single event",
    "frozen_rule": "Apply the hypothesis Boolean rule once at the fixed endpoint. Report support, null, mixed/indeterminate, or not adjudicable.",
    "permitted_conclusion": "A result about that event only."
  },
  {
    "level": "Canonical H3A case",
    "frozen_rule": "SpaceX-Cursor remains a permanent record: completed-success, completed-failure, blocked, abandoned, delayed, mixed, or not adjudicable.",
    "permitted_conclusion": "The case cannot be erased by substituting a later deal."
  },
  {
    "level": "Replicated event hypotheses",
    "frozen_rule": "For H1A, H1B, H2, H3B and H4: require >=3 adjudicable events from >=2 firms, projects or regions. Support requires >=60% support and <=20% null; null requires the mirror image. Otherwise mixed.",
    "permitted_conclusion": "General mechanism support or null only after minimum replication."
  },
  {
    "level": "Panel hypotheses",
    "frozen_rule": "H5-H7 use one pre-registered panel endpoint. Annual snapshots are window-open observations. A later independent panel is a replication, not pooled evidence.",
    "permitted_conclusion": "A panel verdict at the specified endpoint."
  },
  {
    "level": "Missing and mixed evidence",
    "frozen_rule": "Report all triggered events. If >50% are not adjudicable, no hypothesis-level verdict is issued. Mixed events remain in the ledger but outside support/null shares.",
    "permitted_conclusion": "Evidence insufficiency cannot be hidden by the available subset."
  }
]