{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://sacrifice-law-workbench.local/schemas/model-reliability/submission-schema.json",
  "title": "Multi-model reliability submission",
  "description": "Canonical JSON exchange contract for one blind model run. CSV submissions normalize to this shape.",
  "type": "object",
  "additionalProperties": false,
  "required": [
    "schema_version",
    "submission_id",
    "case_id",
    "sample_id",
    "sample_version",
    "packet_id",
    "packet_hash",
    "prompt_id",
    "prompt_hash",
    "source_language",
    "code_revision",
    "run",
    "items"
  ],
  "properties": {
    "schema_version": { "const": "1.0.0" },
    "submission_id": { "$ref": "#/$defs/nonEmptyString" },
    "case_id": { "$ref": "#/$defs/nonEmptyString" },
    "sample_id": { "$ref": "#/$defs/nonEmptyString" },
    "sample_version": { "$ref": "#/$defs/nonEmptyString" },
    "packet_id": { "$ref": "#/$defs/nonEmptyString" },
    "packet_hash": { "$ref": "#/$defs/sha256" },
    "prompt_id": { "$ref": "#/$defs/nonEmptyString" },
    "prompt_hash": { "$ref": "#/$defs/sha256" },
    "source_language": { "$ref": "#/$defs/languageTag" },
    "code_revision": { "$ref": "#/$defs/nonEmptyString" },
    "run": { "$ref": "#/$defs/runMetadata" },
    "items": {
      "type": "array",
      "minItems": 1,
      "items": { "$ref": "#/$defs/submissionItem" }
    }
  },
  "$defs": {
    "nonEmptyString": { "type": "string", "minLength": 1 },
    "nullableString": { "type": ["string", "null"] },
    "sha256": {
      "type": "string",
      "pattern": "^sha256:[0-9a-f]{64}$"
    },
    "languageTag": {
      "type": "string",
      "pattern": "^[A-Za-z]{2,3}(?:-[A-Za-z0-9]{2,8})*$"
    },
    "stringArray": {
      "type": "array",
      "items": { "$ref": "#/$defs/nonEmptyString" },
      "uniqueItems": true
    },
    "runMetadata": {
      "type": "object",
      "additionalProperties": false,
      "required": [
        "run_id",
        "provider",
        "model",
        "completed_at",
        "language_capabilities",
        "settings"
      ],
      "properties": {
        "run_id": { "$ref": "#/$defs/nonEmptyString" },
        "provider": { "$ref": "#/$defs/nonEmptyString" },
        "model": { "$ref": "#/$defs/nonEmptyString" },
        "model_version": { "$ref": "#/$defs/nullableString" },
        "completed_at": { "type": "string", "format": "date-time" },
        "language_capabilities": {
          "type": "array",
          "minItems": 1,
          "items": { "$ref": "#/$defs/languageTag" },
          "uniqueItems": true
        },
        "settings": {
          "type": "object",
          "description": "Non-secret generation settings only.",
          "propertyNames": { "pattern": "^[a-z][a-z0-9_]*$" },
          "additionalProperties": {
            "type": ["string", "number", "integer", "boolean", "null"]
          }
        }
      }
    },
    "lexicalUnit": {
      "type": "object",
      "additionalProperties": false,
      "required": [
        "lexical_unit_id",
        "span_id",
        "source_text",
        "char_offset_start",
        "char_offset_end"
      ],
      "properties": {
        "lexical_unit_id": { "$ref": "#/$defs/nonEmptyString" },
        "span_id": { "$ref": "#/$defs/nonEmptyString" },
        "source_text": { "$ref": "#/$defs/nonEmptyString" },
        "gloss_en": { "type": "string" },
        "char_offset_start": { "type": "integer", "minimum": 0 },
        "char_offset_end": { "type": "integer", "minimum": 0 },
        "decision": {
          "enum": [
            "non_metaphor",
            "mipvu_indirect",
            "mipvu_direct",
            "mipvu_implicit",
            "mipvu_personification",
            "uncertain",
            "excluded_nonlexical"
          ]
        },
        "boundary_decision": {
          "enum": ["exact", "expand", "contract", "split", "merge", "no_valid_span", "uncertain"]
        },
        "proposed_source_text": { "type": "string" },
        "proposed_char_offset_start": { "type": "integer", "minimum": 0 },
        "proposed_char_offset_end": { "type": "integer", "minimum": 0 }
      }
    },
    "uncertainty": {
      "type": "object",
      "additionalProperties": false,
      "required": ["status", "note"],
      "properties": {
        "status": { "enum": ["none", "low", "material", "unresolved"] },
        "note": { "type": "string" }
      }
    },
    "identification": {
      "type": "object",
      "additionalProperties": false,
      "required": ["contextual_meaning", "basic_meaning", "contrast_explanation", "comparison_basis"],
      "properties": {
        "contextual_meaning": { "$ref": "#/$defs/nonEmptyString" },
        "basic_meaning": { "$ref": "#/$defs/nonEmptyString" },
        "contrast_explanation": { "$ref": "#/$defs/nonEmptyString" },
        "comparison_basis": { "$ref": "#/$defs/nonEmptyString" }
      }
    },
    "cmt": {
      "type": "object",
      "additionalProperties": false,
      "required": [
        "source_domain_primary",
        "source_domain_secondary",
        "target_domain",
        "conceptual_metaphor",
        "entailments",
        "cluster_id"
      ],
      "properties": {
        "source_domain_primary": { "$ref": "#/$defs/nonEmptyString" },
        "source_domain_secondary": { "$ref": "#/$defs/stringArray" },
        "target_domain": { "$ref": "#/$defs/nonEmptyString" },
        "conceptual_metaphor": { "$ref": "#/$defs/nonEmptyString" },
        "entailments": {
          "type": "array",
          "minItems": 1,
          "items": { "$ref": "#/$defs/nonEmptyString" },
          "uniqueItems": true
        },
        "cluster_id": { "$ref": "#/$defs/nonEmptyString" }
      }
    },
    "agency": {
      "type": "object",
      "additionalProperties": false,
      "required": ["agents", "patients", "beneficiaries", "sacrificial_subjects", "excluded_agents"],
      "properties": {
        "agents": { "$ref": "#/$defs/stringArray" },
        "patients": { "$ref": "#/$defs/stringArray" },
        "beneficiaries": { "$ref": "#/$defs/stringArray" },
        "sacrificial_subjects": { "$ref": "#/$defs/stringArray" },
        "excluded_agents": { "$ref": "#/$defs/stringArray" }
      }
    },
    "absence": {
      "type": "object",
      "additionalProperties": false,
      "required": ["status", "expected_presence", "possible_absence", "displacement_mechanism"],
      "properties": {
        "status": { "enum": ["present", "absent", "uncertain", "not_applicable"] },
        "expected_presence": { "type": "string" },
        "possible_absence": { "type": "string" },
        "displacement_mechanism": { "type": "string" }
      }
    },
    "interpretation": {
      "type": "object",
      "additionalProperties": false,
      "required": ["functions", "agency", "absence"],
      "properties": {
        "functions": {
          "type": "object",
          "additionalProperties": false,
          "required": [
            "sacred_object",
            "sacrificial_body",
            "enemy_as_bringer_of_death",
            "violence_logic",
            "obligatory_frame",
            "purification"
          ],
          "properties": {
            "sacred_object": { "$ref": "#/$defs/fieldJudgment" },
            "sacrificial_body": { "$ref": "#/$defs/fieldJudgment" },
            "enemy_as_bringer_of_death": { "$ref": "#/$defs/fieldJudgment" },
            "violence_logic": { "$ref": "#/$defs/fieldJudgment" },
            "obligatory_frame": { "$ref": "#/$defs/fieldJudgment" },
            "purification": { "$ref": "#/$defs/fieldJudgment" }
          }
        },
        "agency": { "$ref": "#/$defs/agency" },
        "absence": { "$ref": "#/$defs/absence" }
      }
    },
    "fieldJudgment": {
      "enum": ["present", "absent", "uncertain", "not_applicable"]
    },
    "caseFieldValue": {
      "oneOf": [
        { "type": ["string", "number", "integer", "boolean", "null"] },
        {
          "type": "array",
          "items": { "type": ["string", "number", "integer", "boolean", "null"] }
        }
      ]
    },
    "submissionItem": {
      "type": "object",
      "additionalProperties": false,
      "required": [
        "item_id",
        "task_layer",
        "case_id",
        "document_id",
        "sentence_id",
        "span_ids",
        "source_language",
        "sentence_source_text",
        "lexical_units",
        "source_risk_flags",
        "confidence",
        "uncertainty",
        "rival_reading",
        "case_fields"
      ],
      "properties": {
        "item_id": { "$ref": "#/$defs/nonEmptyString" },
        "task_layer": { "enum": ["identification", "cmt", "interpretation"] },
        "case_id": { "$ref": "#/$defs/nonEmptyString" },
        "document_id": { "$ref": "#/$defs/nonEmptyString" },
        "sentence_id": { "$ref": "#/$defs/nonEmptyString" },
        "span_ids": {
          "type": "array",
          "minItems": 1,
          "items": { "$ref": "#/$defs/nonEmptyString" },
          "uniqueItems": true
        },
        "source_language": { "$ref": "#/$defs/languageTag" },
        "sentence_source_text": { "$ref": "#/$defs/nonEmptyString" },
        "sentence_gloss_en": { "type": "string" },
        "lexical_units": {
          "type": "array",
          "minItems": 1,
          "items": { "$ref": "#/$defs/lexicalUnit" }
        },
        "source_risk_flags": {
          "type": "array",
          "items": { "$ref": "#/$defs/nonEmptyString" },
          "uniqueItems": true
        },
        "identification": { "$ref": "#/$defs/identification" },
        "cmt": { "$ref": "#/$defs/cmt" },
        "interpretation": { "$ref": "#/$defs/interpretation" },
        "confidence": { "type": "number", "minimum": 0, "maximum": 1 },
        "uncertainty": { "$ref": "#/$defs/uncertainty" },
        "rival_reading": { "$ref": "#/$defs/nonEmptyString" },
        "case_fields": {
          "type": "object",
          "description": "Namespaced, case-specific scalar or scalar-array fields. Keys must begin with the case ID plus two underscores.",
          "propertyNames": { "pattern": "^[a-z0-9-]+__[a-z][a-z0-9_]*$" },
          "additionalProperties": { "$ref": "#/$defs/caseFieldValue" }
        }
      },
      "allOf": [
        {
          "if": { "properties": { "task_layer": { "const": "identification" } }, "required": ["task_layer"] },
          "then": {
            "required": ["identification"],
            "not": { "anyOf": [{ "required": ["cmt"] }, { "required": ["interpretation"] }] },
            "properties": {
              "lexical_units": {
                "items": { "required": ["decision", "boundary_decision"] }
              }
            }
          }
        },
        {
          "if": { "properties": { "task_layer": { "const": "cmt" } }, "required": ["task_layer"] },
          "then": {
            "required": ["cmt"],
            "not": { "anyOf": [{ "required": ["identification"] }, { "required": ["interpretation"] }] }
          }
        },
        {
          "if": { "properties": { "task_layer": { "const": "interpretation" } }, "required": ["task_layer"] },
          "then": {
            "required": ["interpretation"],
            "not": { "anyOf": [{ "required": ["identification"] }, { "required": ["cmt"] }] }
          }
        }
      ]
    }
  }
}