{
  "handle": "ScopeFreeze",
  "mechanism": "Phase {{transition}} Control. Defines a discrete point (T_freeze) after which the `{{accept_spec}}` and `Goal` of a {{task}} become Immutable. Any new requirements discovered after T_freeze must be rejected or moved to a 'Backlog' object for future execution. It locks the {{task}} requirements, forcing the agent to {{satisfice}} within the remaining {{timebox_think}} rather than {{decompose}} further.",
  "gloss": "Lock requirements to prevent scope creep",
  "failure_modes": [
    "Feature Creep: {{agent}} discovers 'nice to have' sub-tasks and attempts to execute them during the closing phase.",
    "Perfectionism Spiral: Continuous refinement of the {{accept_spec}} prevents task completion."
  ],
  "invariants": [
    "Immutability: After freeze, {{task}}.{{accept_spec}} cannot be modified.",
    "Rejection: New SubTasks created after freeze must serve EXISTING goals only (no new features)."
  ],
  "preconditions": [
    "Initial requirements defined",
    "{{task}} is active"
  ],
  "postconditions": [
    "New requirements routed to Backlog",
    "{{task}} marked as Frozen (Read-Only Requirements)"
  ],
  "parameters": [
    {
      "name": "exception_policy",
      "type": "Enum",
      "range": "{Reject, Queue, CostAnalysis}",
      "description": "Default: Queue"
    },
    {
      "name": "freeze_trigger",
      "type": "Enum",
      "range": "{Time, Progress, Manual}",
      "description": "Default: Manual"
    }
  ],
  "_meta": {
    "tier": 2,
    "ring": 2,
    "supersedes": [
      "sema:ScopeFreeze#mh:SHA-256:d8c15a8a91ccbfcdb54d00cb1c4a386969867716b402ae638e5822742cd1d2d4",
      "sema:ScopeFreeze#mh:SHA-256:939dd7b6c88e74dc272db73678bb54612061126969e3a08a960c45189b1a7cfd",
      "sema:ScopeFreeze#mh:SHA-256:a5fba4646fccc10c48b48fd440def9dc483ddd9c143d2468181c1063103ca707"
    ],
    "path": [
      "Mind",
      "Inference"
    ]
  },
  "sema_id": "sema:ScopeFreeze#mh:SHA-256:548e48a88048b5383250dbf480e0b52ed61ed9cc2fd947d89fac68edc9737d21",
  "sema_ref": "ScopeFreeze#548e",
  "sema_stub": "548e",
  "dependencies": {
    "references": {
      "accept_spec": "sema:AcceptSpec#mh:SHA-256:37fa28b93d390f8c8eb171eaab54ff4f9e57a95ef67af024422f823545a291cc",
      "agent": "sema:Agent#mh:SHA-256:e127459069739fffc96a71d54ef6e8c97ca53471d5349c16aa72a092a33756cd",
      "decompose": "sema:Decompose#mh:SHA-256:69942e7e0dcdc7781144da58c8f09b2e8a17c247be435dadf3325cb0d0bbb22b",
      "satisfice": "sema:Satisfice#mh:SHA-256:29ce1b5967705cc8c613f750d35c2481d311a1c9308c1959cfd812635e2faf0e",
      "task": "sema:Task#mh:SHA-256:a85010f508f85055170c396c8fa390125c1206888c565ac10651f3969a339f8d",
      "timebox_think": "sema:TimeboxThink#mh:SHA-256:20182c7afcb60ec0d13507de50123012afb9c590297d0e3b650ccfcdd58bfaf3",
      "transition": "sema:Transition#mh:SHA-256:9b62398c6edcd43ad2af8ec1df8186ece2b4f697772b3872227f4d9d8390e328"
    }
  },
  "sema_layer": "Mind",
  "sema_category": "Inference",
  "used_by": {}
}