{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://scient.ing/ns/schemas/submission.schema.json",
  "title": "Submission",
  "description": "scienting-submission/1: a student's answer, under a pseudonym; spec/19-exercises.md.",
  "type": "object",
  "properties": {
    "format": {
      "const": "scienting-submission/1"
    },
    "id": {
      "$ref": "common.schema.json#/$defs/recordId"
    },
    "exercise": {
      "type": "string",
      "pattern": "^urn:scienting:annotation:[a-z0-9][a-z0-9._-]*/[a-hjkmnp-tv-z][0-9a-hjkmnp-tv-z]{6,25}$"
    },
    "doc": {
      "$ref": "common.schema.json#/$defs/qualifiedKey"
    },
    "rev": {
      "type": "integer",
      "minimum": 0
    },
    "student": {
      "type": "string",
      "pattern": "^[a-z0-9][a-z0-9-]{3,63}$"
    },
    "answers": {
      "type": "object",
      "properties": {
        "anchors": {
          "type": "array",
          "items": {
            "$ref": "anchor.schema.json"
          }
        },
        "verdict": {
          "enum": [
            "supports",
            "partly",
            "does-not",
            "cannot-tell"
          ]
        },
        "chain": {
          "type": "array",
          "items": {
            "type": "array",
            "items": {
              "$ref": "anchor.schema.json"
            }
          }
        },
        "value": {
          "$ref": "common.schema.json#/$defs/decimal"
        },
        "flags": {
          "type": "array",
          "items": {
            "type": "object",
            "properties": {
              "anchor": {
                "$ref": "anchor.schema.json"
              },
              "verdict": {
                "enum": [
                  "supports",
                  "partly",
                  "does-not",
                  "cannot-tell"
                ]
              },
              "note": {
                "type": "string",
                "minLength": 1
              }
            },
            "required": [
              "anchor",
              "verdict"
            ],
            "additionalProperties": false
          }
        },
        "note": {
          "type": "string",
          "minLength": 1
        }
      },
      "required": [],
      "additionalProperties": false
    },
    "submitted_at": {
      "$ref": "common.schema.json#/$defs/time"
    }
  },
  "required": [
    "format",
    "id",
    "exercise",
    "doc",
    "rev",
    "student",
    "answers",
    "submitted_at"
  ],
  "additionalProperties": false
}