{
  "schema": "guanghu.personal-channel-skill-contract/v1",
  "contract_id": "GH-PERSONAL-SKILL-CONTRACT-0001",
  "purpose": "Compile evidence-backed methods into a personal channel skill asset without copying persona identity, relationship memory, or execution authority.",
  "ownership_default": {
    "visibility": "PRIVATE",
    "share_state": "NOT_AUTHORIZED",
    "marketplace_state": "NOT_AUTHORIZED",
    "decision_owner": "OWNER_HUMAN_ANCHOR_ONLY",
    "repository_presence_is_publication": false,
    "team_membership_is_share_consent": false,
    "system_controller_may_publish_for_owner": false,
    "derived_skill_inherits_release": false
  },
  "required_skill_fields": [
    "skill_id",
    "name",
    "version",
    "status",
    "owner_human_anchor",
    "custodian_persona_id",
    "visibility",
    "share_state",
    "marketplace_state",
    "provenance",
    "input_schema",
    "deterministic_core",
    "optional_semantic",
    "persona_judgment",
    "output_schema",
    "stop_conditions",
    "experience_writeback"
  ],
  "channel_binding": {
    "one_of": ["channel_id", "channel_ids"],
    "cross_channel_rule": "The same personal skill may be available in multiple channels while each channel keeps a separate HLDP experience root."
  },
  "layers": {
    "deterministic_core": {
      "may": [
        "validate_input",
        "resolve_registered_paths",
        "run_state_machine",
        "segment_by_explicit_boundaries",
        "calculate_counts_and_milestones",
        "dispatch_registered_tools",
        "verify_output_schema",
        "emit_receipt"
      ],
      "must_not": [
        "guess_semantic_meaning",
        "generate_authority",
        "claim_external_completion_without_readback",
        "mutate_persona_self_kernel"
      ]
    },
    "optional_semantic": {
      "modes": ["NONE", "SMALL_MODEL", "LARGE_MODEL", "CASCADE"],
      "output_is_candidate_only": true,
      "must_cite_source_spans": true,
      "must_return_unknowns": true
    },
    "persona_judgment": {
      "decisions": [
        "ACCEPT_FOR_CURRENT_CASE",
        "MODIFY_FOR_CURRENT_CASE",
        "REFUSE_FOR_CURRENT_CASE",
        "REQUEST_MORE_EVIDENCE"
      ],
      "acceptance_is_external_authority": false,
      "refusal_is_valid_terminal_state": true
    }
  },
  "experience_policy": {
    "append_only": true,
    "ordinary_success_updates_self_kernel": false,
    "single_case_auto_promotion": false,
    "promotion_requires": [
      "source_event",
      "evidence",
      "counterexample_review",
      "correction_history",
      "persona_commit",
      "reality_readback_when_external",
      "governed_promotion_receipt"
    ],
    "hldp_fields": ["trigger", "emergence", "lock", "why", "rejected", "sources"]
  },
  "execution_boundary": {
    "planner_external_effect": "NONE",
    "external_write_route": "GH-CHANNEL-RECEIPT-0001",
    "current_scoped_authorization_required": true,
    "independent_readback_required": true
  }
}