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  "hour": "2026-09-02/10",
  "hour_utc": "2026-09-02T10:00:00+00:00",
  "layout": "union-event-sorted-v1",
  "max_sequence": 53198778802981249,
  "merger_git_sha": "4b62fc9b20e966fbf2a7877895dbf6e0f609dfb6",
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      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "asset_id",
        "best_bid",
        "best_ask",
        "spread",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 53198778802981247,
      "min_sequence": 281488001795959,
      "order_by": [
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        "asset_id",
        "timestamp",
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      ],
      "sha256": "08c0f20652cf2e129fadacbf67eb955bb109f4428018adb46b219bf0fe9ba63e"
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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"
      ],
      "max_sequence": 53198778802809929,
      "min_sequence": 281488001796899,
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      "sha256": "2729ec4ea52c73b3781344fca20cfaf6714a16884b8dbfa3159d647a2ab65edb"
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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": 53198778799283563,
      "min_sequence": 281488001797554,
      "order_by": [
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      "sha256": "1ce556463f13af3b11bfdbeb65304eaf9b21c18eb58f3d733a5830998347e13b"
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    "market_resolved": {
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        178599168
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "id",
        "assets_ids",
        "winning_asset_id",
        "winning_outcome",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 53198778739846403,
      "min_sequence": 281488002358547,
      "order_by": [
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        "id",
        "timestamp",
        "sequence"
      ],
      "row_count": 1205,
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      ],
      "sha256": "923111b7bcde9c1856f021d3a794c0b1652f6f850bff5c9b251c9e640a2fb888"
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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": 53198778799946639,
      "min_sequence": 281488002189122,
      "order_by": [
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        "id",
        "timestamp",
        "sequence"
      ],
      "row_count": 646,
      "row_groups": [
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      ],
      "sha256": "f4e7478cd7d372ea732617e4ecaf9c79eadf5891e8ecdbc807d801692afef9cc"
    },
    "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": 53198778802981249,
      "min_sequence": 281488001795631,
      "order_by": [
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        "timestamp",
        "sequence"
      ],
      "row_count": 97566868,
      "row_groups": [
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      ],
      "sha256": "9693c607ffc0ba266caa89abaa0deb651b9324981f4ba9c17b64962c77d5bc4f"
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    "tick_size_change": {
      "byte_range": [
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        1106732940
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "asset_id",
        "old_tick_size",
        "new_tick_size",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 281488106580223,
      "min_sequence": 281488004171824,
      "order_by": [
        "market",
        "asset_id",
        "timestamp",
        "sequence"
      ],
      "row_count": 4688,
      "row_groups": [
        417,
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      ],
      "sha256": "fa32bf062e7209b20245da4bcc2bd40cf0b325d8aad3f5caa8d0db47ddb8bbf2"
    }
  },
  "row_count": 107994393,
  "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": "5b41dcb2d94eafa603a202b5f3960bb6daa168b2787f79a5240951fe3ebc21b8",
  "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": "2026-09-02T10.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."
}