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{
  "schema_name": "stats_events_json",
  "schema_version": 1,
  "artifact": "stats/events.json",
  "format": "json",
  "description": "Gameplay event distribution summary for per-sample events.json members and full-match match_events parquet traces.",
  "source_artifacts": [
    "manifest.parquet",
    "sample_index.parquet",
    "row_index.parquet",
    "match_events/*.parquet",
    "{sample_key}.events.json"
  ],
  "fields": [
    {
      "name": "schema_version",
      "json_type": "integer",
      "value": 1
    },
    {
      "name": "generated_at_utc",
      "json_type": "string"
    },
    {
      "name": "sample_events",
      "json_type": "object",
      "description": "Stats over curated per-sample events.json payloads stored inside WebDataset shards."
    },
    {
      "name": "match_events",
      "json_type": "object",
      "description": "Stats over broader sanitized match_events/match_{match_id}.parquet traces."
    },
    {
      "name": "privacy_checks",
      "json_type": "object",
      "description": "Release-time checks proving chat/text events and denied identity fields were not published."
    }
  ],
  "sample_events": {
    "required_fields": [
      "total_events",
      "events_per_sample",
      "event_type_counts"
    ],
    "event_type_counts": [
      "round_freeze_end",
      "buytime_ended",
      "round_end",
      "round_officially_ended",
      "player_death",
      "player_blind",
      "bomb_beginplant",
      "bomb_planted",
      "bomb_begindefuse",
      "bomb_defused",
      "bomb_exploded",
      "bomb_dropped",
      "bomb_pickup",
      "item_pickup",
      "item_equip",
      "weapon_zoom"
    ]
  },
  "match_events": {
    "required_fields": [
      "total_events",
      "events_per_match",
      "event_type_counts",
      "files"
    ],
    "event_type_counts_policy": "Object keys are sanitized demoparser2 event names observed in match_events parquet files, excluding raw chat/text events."
  },
  "distribution_fields": [
    "count",
    "mean",
    "std",
    "min",
    "p05",
    "p25",
    "median",
    "p75",
    "p95",
    "max"
  ],
  "validation": [
    "sample_events.total_events == sum(sample_events.event_type_counts values)",
    "match_events.total_events == sum(match_events.event_type_counts values)",
    "events_per_sample is computed over every sample in manifest.parquet, including samples with zero events",
    "events_per_match is computed over every match_id in match_index.parquet, including matches with zero events",
    "privacy_checks.raw_chat_events_included is false",
    "privacy_checks.denied_identity_fields_found == 0",
    "no Steam IDs, XUIDs, account IDs, player names, profile URLs, raw HLTV IDs, raw demo paths, or raw chat text are present"
  ]
}