{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "sks.research-source-shard-output.v1",
  "type": "object",
  "required": ["schema", "mission_id", "cycle", "layer_id", "queries", "sources", "blockers"],
  "properties": {
    "schema": { "const": "sks.research-source-shard-output.v1" },
    "mission_id": { "type": "string" },
    "cycle": { "type": "number" },
    "layer_id": { "type": "string" },
    "queries": {
      "type": "array",
      "items": {
        "type": "object",
        "required": ["query", "rationale"],
        "properties": {
          "query": { "type": "string" },
          "rationale": { "type": "string" }
        }
      }
    },
    "sources": {
      "type": "array",
      "items": {
        "type": "object",
        "required": ["id", "layer", "kind", "title", "locator", "publisher_or_author", "accessed_at", "reliability", "credibility", "stance", "claim_ids", "notes"],
        "properties": {
          "id": { "type": "string" },
          "layer": { "type": "string" },
          "kind": { "type": "string" },
          "title": { "type": "string" },
          "locator": { "type": "string" },
          "publisher_or_author": { "type": "string" },
          "published_at": { "type": "string" },
          "accessed_at": { "type": "string" },
          "reliability": { "type": "string" },
          "credibility": { "type": "string" },
          "stance": { "enum": ["supports", "undermines", "mixed", "context"] },
          "claim_ids": { "type": "array", "items": { "type": "string" } },
          "notes": { "type": "string" }
        }
      }
    },
    "blockers": { "type": "array", "items": { "type": "string" } }
  }
}