{
  "schema_name": "manifest_parquet",
  "schema_version": 5,
  "artifact": "manifest.parquet",
  "format": "parquet",
  "row_grain": "one logical POV sample, deduplicated across physical resolutions",
  "description": "Dataset sample inventory for split selection, filtering, and logical sample metadata. Physical shard byte lookup lives in sample_index.parquet.",
  "primary_key": [
    "sample_key"
  ],
  "privacy_boundary": {
    "denied_columns": [
      "clip_id",
      "start_tick",
      "end_tick",
      "map",
      "date",
      "event",
      "teams",
      "player_id",
      "player_name",
      "resolution",
      "video_width",
      "video_height",
      "shard_path",
      "shard_id",
      "member_offset",
      "member_length",
      "steamid",
      "steam_id",
      "xuid",
      "accountid",
      "profile_url",
      "hltv_match_id",
      "hltv_match_url",
      "hltv_url",
      "raw_demo_path",
      "raw_demo_url",
      "actions_bin",
      "state_bin",
      "events_json",
      "run_id",
      "error_msg"
    ],
    "contains_player_names": false,
    "player_reference": "pov_idx is stable only within a match_id and is not stable across matches"
  },
  "columns": [
    {"name": "postprocess_version", "arrow_type": "string", "nullable": false},
    {"name": "metadata_schema_version", "arrow_type": "int32", "nullable": false},
    {"name": "actions_schema_version", "arrow_type": "int32", "nullable": false},
    {"name": "state_schema_version", "arrow_type": "int32", "nullable": false},
    {"name": "events_schema_version", "arrow_type": "int32", "nullable": false},
    {"name": "sample_key", "arrow_type": "string", "nullable": false},
    {"name": "match_id", "arrow_type": "string", "nullable": false},
    {"name": "round_id", "arrow_type": "string", "nullable": false},
    {"name": "round_idx", "arrow_type": "int32", "nullable": false},
    {"name": "pov_idx", "arrow_type": "int32", "nullable": false},
    {"name": "split", "arrow_type": "string", "nullable": false, "valid_values": ["train", "val", "test"]},
    {"name": "map_slug", "arrow_type": "string", "nullable": false, "valid_values": ["anubis", "ancient", "dust2", "inferno", "mirage", "nuke", "overpass"]},
    {"name": "team_side", "arrow_type": "string", "nullable": false, "valid_values": ["T", "CT"]},
    {"name": "pov_round_result", "arrow_type": "string", "nullable": false, "valid_values": ["win", "loss", "unknown", ""]},
    {"name": "round_winner", "arrow_type": "string", "nullable": false, "valid_values": ["T", "CT", ""]},
    {"name": "round_end_reason", "arrow_type": "string", "nullable": false},
    {"name": "clip_start_tick", "arrow_type": "int64", "nullable": false},
    {"name": "clip_end_tick", "arrow_type": "int64", "nullable": false},
    {"name": "round_start_tick", "arrow_type": "int64", "nullable": false},
    {"name": "round_decision_tick", "arrow_type": "int64", "nullable": false},
    {"name": "round_stop_tick", "arrow_type": "int64", "nullable": false},
    {"name": "frame0_tick", "arrow_type": "int64", "nullable": false},
    {"name": "frame_tick_stride", "arrow_type": "int32", "nullable": false},
    {"name": "frames", "arrow_type": "int32", "nullable": false},
    {"name": "fps", "arrow_type": "float32", "nullable": false},
    {"name": "duration_s", "arrow_type": "float32", "nullable": false},
    {"name": "tick_rate", "arrow_type": "int32", "nullable": false},
    {"name": "alive_start_tick", "arrow_type": "int64", "nullable": false},
    {"name": "alive_end_tick", "arrow_type": "int64", "nullable": false},
    {"name": "alive_start_frame", "arrow_type": "int32", "nullable": false},
    {"name": "alive_end_frame", "arrow_type": "int32", "nullable": false},
    {"name": "alive_frames", "arrow_type": "int32", "nullable": false},
    {"name": "alive_duration_s", "arrow_type": "float32", "nullable": false},
    {"name": "survival_fraction", "arrow_type": "float32", "nullable": false},
    {"name": "death_tick", "arrow_type": "int64", "nullable": true},
    {"name": "death_frame", "arrow_type": "int32", "nullable": true},
    {"name": "has_full_round", "arrow_type": "bool", "nullable": false},
    {"name": "ended_by", "arrow_type": "string", "nullable": false, "valid_values": ["death", "round_stop", "clip_end", "unknown"]},
    {"name": "media_truncated", "arrow_type": "bool", "nullable": true},
    {"name": "intended_clip_end_tick", "arrow_type": "int64", "nullable": true},
    {"name": "round_number_in_match", "arrow_type": "int32", "nullable": false},
    {"name": "half_idx", "arrow_type": "int32", "nullable": false},
    {"name": "is_first_round", "arrow_type": "bool", "nullable": false},
    {"name": "is_last_round", "arrow_type": "bool", "nullable": false},
    {"name": "is_pistol_round", "arrow_type": "bool", "nullable": false},
    {"name": "t_score_start", "arrow_type": "int32", "nullable": false},
    {"name": "ct_score_start", "arrow_type": "int32", "nullable": false},
    {"name": "score_diff_start", "arrow_type": "int32", "nullable": false},
    {"name": "primary_weapon_id", "arrow_type": "int32", "nullable": false},
    {"name": "primary_weapon_category", "arrow_type": "string", "nullable": false},
    {"name": "weapon_ids_present", "arrow_type": "list<int32>", "nullable": false},
    {"name": "weapon_categories_present", "arrow_type": "list<string>", "nullable": false},
    {"name": "start_weapon_id", "arrow_type": "int32", "nullable": false},
    {"name": "start_weapon_category", "arrow_type": "string", "nullable": false},
    {"name": "start_health", "arrow_type": "int32", "nullable": false},
    {"name": "start_armor", "arrow_type": "int32", "nullable": false},
    {"name": "start_has_helmet", "arrow_type": "bool", "nullable": false},
    {"name": "start_has_defuser", "arrow_type": "bool", "nullable": false},
    {"name": "start_balance", "arrow_type": "int32", "nullable": false},
    {"name": "start_has_bomb", "arrow_type": "bool", "nullable": false},
    {"name": "has_awp", "arrow_type": "bool", "nullable": false},
    {"name": "has_sniper", "arrow_type": "bool", "nullable": false},
    {"name": "has_rifle", "arrow_type": "bool", "nullable": false},
    {"name": "contains_bomb_plant", "arrow_type": "bool", "nullable": false},
    {"name": "contains_bomb_defuse", "arrow_type": "bool", "nullable": false},
    {"name": "contains_bomb_explosion", "arrow_type": "bool", "nullable": false},
    {"name": "contains_player_death", "arrow_type": "bool", "nullable": false},
    {"name": "sample_kills_total", "arrow_type": "int32", "nullable": false},
    {"name": "sample_headshots_total", "arrow_type": "int32", "nullable": false},
    {"name": "pov_kills", "arrow_type": "int32", "nullable": false},
    {"name": "pov_deaths", "arrow_type": "int32", "nullable": false},
    {"name": "pov_assists", "arrow_type": "int32", "nullable": false},
    {"name": "pov_blinds_caused", "arrow_type": "int32", "nullable": false},
    {"name": "pov_blinded", "arrow_type": "int32", "nullable": false}
  ],
  "validation": [
    "primary key is unique",
    "split is match-map atomic",
    "postprocess_version == v12",
    "metadata_schema_version == 4",
    "actions_schema_version == 9",
    "state_schema_version == 1",
    "events_schema_version == 3",
    "sample_key matches match_{match_id}__r{round_idx:03d}__p{pov_idx:02d}",
    "round_id matches match_{match_id}__r{round_idx:03d}",
    "clip_start_tick < clip_end_tick",
    "round_start_tick <= round_decision_tick <= round_stop_tick",
    "frame_tick_stride == 2 for final release rows",
    "0 <= alive_start_frame <= alive_end_frame <= frames",
    "alive_frames == alive_end_frame - alive_start_frame",
    "clip_start_tick <= alive_start_tick <= alive_end_tick <= clip_end_tick",
    "media_truncated == true implies clip_end_tick < intended_clip_end_tick",
    "survival_fraction == alive_frames / frames within float tolerance",
    "no resolution, shard path, offset, member length, Steam ID, account ID, HLTV URL, raw demo path, player name, or error columns are present"
  ]
}