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  "hour_utc": "2026-09-01T05:00:00+00:00",
  "layout": "union-event-sorted-v1",
  "max_sequence": 53198776567753200,
  "merger_git_sha": "4b62fc9b20e966fbf2a7877895dbf6e0f609dfb6",
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  "products": {
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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": 53198776567753184,
      "min_sequence": 281485804292307,
      "order_by": [
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        "asset_id",
        "timestamp",
        "sequence"
      ],
      "row_count": 8493464,
      "row_groups": [
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      ],
      "sha256": "75d8546b7bb1ce711a91d15339b91583ffae8e4e2bf9d4ad4f400ed3a3245393"
    },
    "book": {
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      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "asset_id",
        "bids",
        "asks",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 53198776566484065,
      "min_sequence": 281485804292594,
      "order_by": [
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      ],
      "row_count": 171293,
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      ],
      "sha256": "22bb7a18f94f7b54f168023caa8405da00f523a7c3312fb3299d5e09fa260f92"
    },
    "last_trade_price": {
      "byte_range": [
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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": 53198776558981381,
      "min_sequence": 281485804294292,
      "order_by": [
        "market",
        "asset_id",
        "timestamp",
        "sequence"
      ],
      "row_count": 59380,
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      ],
      "sha256": "982a838a2baa0e5afc62039d265612f60f14cffd22b228d2427d7278bc72bca3"
    },
    "market_resolved": {
      "byte_range": [
        110994203,
        111097308
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "id",
        "assets_ids",
        "winning_asset_id",
        "winning_outcome",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 281485891293366,
      "min_sequence": 281485804656845,
      "order_by": [
        "market",
        "id",
        "timestamp",
        "sequence"
      ],
      "row_count": 633,
      "row_groups": [
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      ],
      "sha256": "82815cc63d26c83b6e691b0f39cdf56b9aa7dd7395a36de01e011a0e91a704c5"
    },
    "new_market": {
      "byte_range": [
        111097308,
        111240662
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "id",
        "assets_ids",
        "outcomes",
        "question",
        "slug",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 53198776565900744,
      "min_sequence": 281485804610344,
      "order_by": [
        "market",
        "id",
        "timestamp",
        "sequence"
      ],
      "row_count": 1405,
      "row_groups": [
        36,
        36
      ],
      "sha256": "030eba2e8a93a9f139acfdbeb40bac057a2a9b7c394a1211eb30236e635e9152"
    },
    "price_change": {
      "byte_range": [
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      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "asset_id",
        "price",
        "size",
        "side",
        "best_bid",
        "best_ask",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 53198776567753200,
      "min_sequence": 281485804291521,
      "order_by": [
        "market",
        "asset_id",
        "timestamp",
        "sequence"
      ],
      "row_count": 79892830,
      "row_groups": [
        37,
        341
      ],
      "sha256": "fa45edf9d08966e96b58dcb68c5a820a1677d355e63613fcdc1d264a2541d64c"
    },
    "tick_size_change": {
      "byte_range": [
        844950947,
        845028762
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "asset_id",
        "old_tick_size",
        "new_tick_size",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 281485889803797,
      "min_sequence": 281485804433243,
      "order_by": [
        "market",
        "asset_id",
        "timestamp",
        "sequence"
      ],
      "row_count": 2100,
      "row_groups": [
        342,
        342
      ],
      "sha256": "e4e3cb55587624842a8cee8211aa914e6966db772f8f617aa7b2b32062597382"
    }
  },
  "row_count": 88621105,
  "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": "929c57ab6f330058acdad402e31f6134d11b5e86de0077092c6a68b0347bca3d",
  "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": "2026-09-01T05.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."
}
