{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://palimpsest.info/protocol/evidence-lake-metrics-v1.schema.json",
  "title": "Palimpsest evidence-lake public metrics v1",
  "description": "The closed, aggregate-only four-lane bulk.public-metrics.v1 subset admitted to Palimpsest. It includes WDI, UNODC IDS, OFR STFM and a manifest-only Binance lane. Verified UCDP and GDELT materializations are outside v1 and require a separately reviewed v2. It reports bounded analytical coverage and publication gates without local paths, raw receipts, credentials, or row payloads.",
  "type": "object",
  "additionalProperties": false,
  "required": ["schema", "generated_at", "edition", "summary", "lanes", "gates", "metrics_sha256"],
  "properties": {
    "schema": {"const": "bulk.public-metrics.v1"},
    "generated_at": {"$ref": "#/$defs/timestamp"},
    "edition": {"type": "string", "pattern": "^[0-9a-f]{16}$"},
    "summary": {"$ref": "#/$defs/summary"},
    "lanes": {
      "description": "Exactly the four public-metrics v1 lanes. This is not an inventory of every private evidence-lake materialization.",
      "type": "array",
      "minItems": 4,
      "maxItems": 4,
      "prefixItems": [
        {"$ref": "#/$defs/wdiLane"},
        {"$ref": "#/$defs/unodcLane"},
        {"$ref": "#/$defs/ofrLane"},
        {"$ref": "#/$defs/binanceLane"}
      ],
      "items": false
    },
    "gates": {"$ref": "#/$defs/gates"},
    "metrics_sha256": {"type": "string", "pattern": "^[0-9a-f]{64}$"}
  },
  "$defs": {
    "timestamp": {
      "type": "string",
      "format": "date-time",
      "pattern": "^\\d{4}-\\d{2}-\\d{2}T\\d{2}:\\d{2}:\\d{2}(?:\\.\\d{1,6})?Z$"
    },
    "nonnegativeInteger": {"type": "integer", "minimum": 0},
    "period": {
      "type": "array",
      "minItems": 2,
      "maxItems": 2,
      "prefixItems": [
        {"type": "integer", "minimum": 1800, "maximum": 2200},
        {"type": "integer", "minimum": 1800, "maximum": 2200}
      ],
      "items": false
    },
    "summary": {
      "type": "object",
      "additionalProperties": false,
      "required": ["analytical_rows", "publication_eligible_rows", "verified_source_bytes", "palimpsest_release_files", "telegram_corpus_records"],
      "properties": {
        "analytical_rows": {"allOf": [{"$ref": "#/$defs/nonnegativeInteger"}], "description": "Sum of queryable records across the four included v1 lanes only."},
        "publication_eligible_rows": {"$ref": "#/$defs/nonnegativeInteger"},
        "verified_source_bytes": {"$ref": "#/$defs/nonnegativeInteger"},
        "palimpsest_release_files": {"allOf": [{"$ref": "#/$defs/nonnegativeInteger"}], "description": "Neo producer catalog count at generated_at; not a claim about a later Palimpsest Git tree."},
        "telegram_corpus_records": {"const": 0, "description": "Neo's blocked large-corpus lane only; separate bounded public-channel observations are outside this metric."}
      }
    },
    "wdiLane": {
      "type": "object",
      "additionalProperties": false,
      "required": ["id", "products", "queryable_records", "publication_eligible_records", "publication_state", "coverage", "citation"],
      "properties": {
        "id": {"const": "world-bank-wdi"},
        "products": {"const": ["palimpsest", "seiche"]},
        "queryable_records": {"$ref": "#/$defs/nonnegativeInteger"},
        "publication_eligible_records": {"$ref": "#/$defs/nonnegativeInteger"},
        "publication_state": {"const": "allowed-with-attribution"},
        "coverage": {
          "type": "object",
          "additionalProperties": false,
          "required": ["period", "indicators", "economies"],
          "properties": {
            "period": {"$ref": "#/$defs/period"},
            "indicators": {"$ref": "#/$defs/nonnegativeInteger"},
            "economies": {"$ref": "#/$defs/nonnegativeInteger"}
          }
        },
        "citation": {"const": {"label": "World Bank, World Development Indicators", "url": "https://datacatalog.worldbank.org/search/dataset/0037712/world-development-indicators"}}
      }
    },
    "unodcLane": {
      "type": "object",
      "additionalProperties": false,
      "required": ["id", "products", "queryable_records", "publication_eligible_records", "publication_state", "coverage", "citation"],
      "properties": {
        "id": {"const": "unodc-ids"},
        "products": {"const": ["narcoscope", "palimpsest"]},
        "queryable_records": {"$ref": "#/$defs/nonnegativeInteger"},
        "publication_eligible_records": {"$ref": "#/$defs/nonnegativeInteger"},
        "publication_state": {"const": "allowed-with-citation"},
        "coverage": {
          "type": "object",
          "additionalProperties": false,
          "required": ["period", "countries_or_territories", "drug_substances", "distinct_exact_content"],
          "properties": {
            "period": {"$ref": "#/$defs/period"},
            "countries_or_territories": {"$ref": "#/$defs/nonnegativeInteger"},
            "drug_substances": {"$ref": "#/$defs/nonnegativeInteger"},
            "distinct_exact_content": {"$ref": "#/$defs/nonnegativeInteger"}
          }
        },
        "citation": {"const": {"label": "UNODC Drugs Monitoring Platform", "url": "https://dmpone.unodc.org/downloadIDS"}}
      }
    },
    "ofrLane": {
      "type": "object",
      "additionalProperties": false,
      "required": ["id", "products", "queryable_records", "publication_eligible_records", "publication_state", "coverage", "citation"],
      "properties": {
        "id": {"const": "ofr-stfm"},
        "products": {"const": ["liquilens", "seiche"]},
        "queryable_records": {"$ref": "#/$defs/nonnegativeInteger"},
        "publication_eligible_records": {"const": 0},
        "publication_state": {"const": "review-required"},
        "coverage": {
          "type": "object",
          "additionalProperties": false,
          "required": ["series"],
          "properties": {"series": {"$ref": "#/$defs/nonnegativeInteger"}}
        },
        "citation": {"const": {"label": "U.S. Office of Financial Research, Short-term Funding Monitor", "url": "https://www.financialresearch.gov/short-term-funding-monitor/api/"}}
      }
    },
    "binanceLane": {
      "type": "object",
      "additionalProperties": false,
      "required": ["id", "products", "queryable_records", "publication_eligible_records", "publication_state", "coverage", "citation"],
      "properties": {
        "id": {"const": "binance-public-archive"},
        "products": {"const": ["crypto"]},
        "queryable_records": {"const": 0},
        "publication_eligible_records": {"const": 0},
        "publication_state": {"const": "manifest-only-pending-data-terms-review"},
        "coverage": {
          "type": "object",
          "additionalProperties": false,
          "required": ["verified_manifest_files", "collected_payload_files"],
          "properties": {
            "verified_manifest_files": {"$ref": "#/$defs/nonnegativeInteger"},
            "collected_payload_files": {"const": 0}
          }
        },
        "citation": {"const": {"label": "Binance public data archive documentation", "url": "https://github.com/binance/binance-public-data"}}
      }
    },
    "gates": {
      "type": "object",
      "additionalProperties": false,
      "required": ["ofr_publication", "crypto_payload_collection", "telegram_corpus_collection", "ooni_bulk_collection", "common_crawl_bodies"],
      "properties": {
        "ofr_publication": {"const": "review-required"},
        "crypto_payload_collection": {"const": "disabled-pending-data-terms-review"},
        "telegram_corpus_collection": {"const": "blocked"},
        "ooni_bulk_collection": {"const": "blocked-pending-commercial-and-privacy-review"},
        "common_crawl_bodies": {"const": "not-collected"}
      }
    }
  }
}