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  "hour": "2026-09-01/11",
  "hour_utc": "2026-09-01T11:00:00+00:00",
  "layout": "union-event-sorted-v1",
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  "merger_git_sha": "4b62fc9b20e966fbf2a7877895dbf6e0f609dfb6",
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      ],
      "columns": [
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        "sequence",
        "timestamp",
        "market",
        "asset_id",
        "best_bid",
        "best_ask",
        "spread",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 53198777089212888,
      "min_sequence": 281486321626798,
      "order_by": [
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      "row_groups": [
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      "sha256": "6fc23561d2d14c83c671e718eea7b588c973345f4b85b4a35c100a684200aed6"
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    "book": {
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      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "asset_id",
        "bids",
        "asks",
        "witness_set",
        "arrival_skew",
        "source_witness"
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      "max_sequence": 53198777089128848,
      "min_sequence": 281486321627054,
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      "sha256": "efa906448ca4de60ec111469297692562f982c90f9b6bbd8ffcac8e626f31bef"
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    "last_trade_price": {
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      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "asset_id",
        "price",
        "size",
        "side",
        "fee_rate_bps",
        "transaction_hash",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 53198777083476735,
      "min_sequence": 281486321630944,
      "order_by": [
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    "market_resolved": {
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      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "id",
        "assets_ids",
        "winning_asset_id",
        "winning_outcome",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 281486410288874,
      "min_sequence": 281486322881730,
      "order_by": [
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        "id",
        "timestamp",
        "sequence"
      ],
      "row_count": 956,
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      "sha256": "68db023c1e21b271a05a6a1905eababcd182d4d9dcb4074883578615f32783a3"
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    "new_market": {
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      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "id",
        "assets_ids",
        "outcomes",
        "question",
        "slug",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 53198777084611035,
      "min_sequence": 281486321970345,
      "order_by": [
        "market",
        "id",
        "timestamp",
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      ],
      "row_count": 805,
      "row_groups": [
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      ],
      "sha256": "a70da0495c265b42cd853775a4e0a71e534f82c6dfe9985d8e120d122def13d0"
    },
    "price_change": {
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      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "asset_id",
        "price",
        "size",
        "side",
        "best_bid",
        "best_ask",
        "witness_set",
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        "source_witness"
      ],
      "max_sequence": 53198777089212960,
      "min_sequence": 281486321626784,
      "order_by": [
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        "asset_id",
        "timestamp",
        "sequence"
      ],
      "row_count": 81975014,
      "row_groups": [
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      ],
      "sha256": "81946518194a50c48a279e546a7ce823bb4899659493f76e84819966c5e30af4"
    },
    "tick_size_change": {
      "byte_range": [
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        908936493
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "asset_id",
        "old_tick_size",
        "new_tick_size",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 281486409535494,
      "min_sequence": 281486323728539,
      "order_by": [
        "market",
        "asset_id",
        "timestamp",
        "sequence"
      ],
      "row_count": 2836,
      "row_groups": [
        347,
        347
      ],
      "sha256": "cc774c04d88d311b1fd149876192434917a3e6faf3b967e72b889caaf25579fb"
    }
  },
  "row_count": 89810499,
  "sequence_note": "sequence and timestamp_received are collector-local provenance; where domains carry the same row, the merge keeps the LAST ACTIVE domain's values -- for this hour, domain e (active: c, h, e)",
  "sha256": "ca10c9b6f44fc3a3bab3ab204d8b3da47366ef04a8203821500392fb5f97e5be",
  "verification": {
    "note": "A range digest certifies BYTES. That those bytes are that product comes from this manifest and is cross-checkable against the Parquet footer, which is inside the whole-file sha256.",
    "primary": "sha256sum <file> == .sha256",
    "secondary": "curl -r <start>-<end-1> <url> | sha256sum == .products.<name>.sha256"
  },
  "witness_stats": "2026-09-01T11.witness_stats.json",
  "witnesses": "che",
  "served_verbatim": true,
  "served_note": "This hour is the merger's union file, published byte for byte. Hours before the era cutover are rebuilt here from the seven product files and carry one column fewer."
}
