{ "ab_accounting": { "best_bid_ask": { "boundary_dropped": 20, "class": "PARTIAL", "exception_markets": 53379, "rows_by_domain": { "c": 0, "g": 0, "h": 10427256, "i": 10427105, "k": 10427569 }, "rows_c": 0, "rows_g": 0, "rows_h": 10427256, "rows_i": 10427105, "rows_joined": 10428150, "rows_k": 10427569, "rows_merged": 10428130, "unique_by_domain": { "c": 0, "g": 0, "h": 276, "i": 56, "k": 180 }, "witness_latency": { "h": { "buckets_ms": { "0_1ms": 0, "10000_30000ms": 108, "1000_2000ms": 3904, "100_200ms": 55541, "10_20ms": 7941567, "1_2ms": 0, "2000_5000ms": 4150, "200_500ms": 37753, "20_50ms": 2186792, "2_5ms": 0, "5000_10000ms": 920, "500_1000ms": 12498, "50_100ms": 183967, "5_10ms": 0, "ge30000ms": 56, "neg": 0 }, "max_ms": 41785, "mean_ms": 24.98530543414298, "measurable": 10427256, "min_ms": 14, "p50_ms": 18.0, "p90_ms": 23.0, "p99_ms": 110.0, "rows": 10427256, "unmeasurable": 0, "won_output_rows": 368460 }, "i": { "buckets_ms": { "0_1ms": 0, "10000_30000ms": 0, "1000_2000ms": 1338, "100_200ms": 49094, "10_20ms": 4150095, "1_2ms": 0, "2000_5000ms": 305, "200_500ms": 18469, "20_50ms": 6064860, "2_5ms": 0, "5000_10000ms": 0, "500_1000ms": 3633, "50_100ms": 139311, "5_10ms": 0, "ge30000ms": 0, "neg": 0 }, "max_ms": 3976, "mean_ms": 22.460572325683877, "measurable": 10427105, "min_ms": 11, "p50_ms": 20.0, "p90_ms": 24.0, "p99_ms": 78.0, "rows": 10427105, "unmeasurable": 0, "won_output_rows": 276896 }, "k": { "buckets_ms": { "0_1ms": 0, "10000_30000ms": 38, "1000_2000ms": 1055, "100_200ms": 39627, "10_20ms": 9789393, "1_2ms": 0, "2000_5000ms": 385, "200_500ms": 21437, "20_50ms": 466789, "2_5ms": 0, "5000_10000ms": 88, "500_1000ms": 4003, "50_100ms": 103761, "5_10ms": 993, "ge30000ms": 0, "neg": 0 }, "max_ms": 17621, "mean_ms": 15.379753325055917, "measurable": 10427569, "min_ms": 9, "p50_ms": 12.0, "p90_ms": 16.0, "p99_ms": 71.0, "rows": 10427569, "unmeasurable": 0, "won_output_rows": 9782774 } } }, "book": { "boundary_dropped": 2, "class": "PARTIAL", "exception_markets": 21273, "rows_by_domain": { "c": 0, "g": 0, "h": 104443, "i": 105917, "k": 106714 }, "rows_c": 0, "rows_g": 0, "rows_h": 104443, "rows_i": 105917, "rows_joined": 130023, "rows_k": 106714, "rows_merged": 130021, "unique_by_domain": { "c": 0, "g": 0, "h": 10814, "i": 12221, "k": 12629 }, "witness_latency": { "h": { "buckets_ms": { "0_1ms": 0, "10000_30000ms": 754, "1000_2000ms": 344, "100_200ms": 1654, "10_20ms": 29579, "1_2ms": 0, "2000_5000ms": 912, "200_500ms": 1031, "20_50ms": 55503, "2_5ms": 0, "5000_10000ms": 334, "500_1000ms": 331, "50_100ms": 4578, "5_10ms": 0, "ge30000ms": 9423, "neg": 0 }, "max_ms": 8710729415, "mean_ms": 24479181.086382046, "measurable": 104443, "min_ms": 15, "p50_ms": 21.0, "p90_ms": 5570.800000000047, "p99_ms": 501959641.0, "rows": 104443, "unmeasurable": 0, "won_output_rows": 18812 }, "i": { "buckets_ms": { "0_1ms": 0, "10000_30000ms": 752, "1000_2000ms": 394, "100_200ms": 2664, "10_20ms": 16796, "1_2ms": 0, "2000_5000ms": 846, "200_500ms": 1401, "20_50ms": 65169, "2_5ms": 0, "5000_10000ms": 372, "500_1000ms": 449, "50_100ms": 6153, "5_10ms": 0, "ge30000ms": 10921, "neg": 0 }, "max_ms": 8711950784, "mean_ms": 27999898.240301367, "measurable": 105917, "min_ms": 12, "p50_ms": 22.0, "p90_ms": 41101.0, "p99_ms": 655458079.92, "rows": 105917, "unmeasurable": 0, "won_output_rows": 18915 }, "k": { "buckets_ms": { "0_1ms": 0, "10000_30000ms": 788, "1000_2000ms": 368, "100_200ms": 1709, "10_20ms": 74597, "1_2ms": 0, "2000_5000ms": 868, "200_500ms": 840, "20_50ms": 12514, "2_5ms": 0, "5000_10000ms": 360, "500_1000ms": 203, "50_100ms": 2971, "5_10ms": 0, "ge30000ms": 11496, "neg": 0 }, "max_ms": 10174412548, "mean_ms": 30571366.210890792, "measurable": 106714, "min_ms": 10, "p50_ms": 15.0, "p90_ms": 66623.9999999995, "p99_ms": 645499584.0, "rows": 106714, "unmeasurable": 0, "won_output_rows": 92294 } } }, "last_trade_price": { "boundary_dropped": 0, "class": "PARTIAL", "exception_markets": 3206, "rows_by_domain": { "c": 0, "g": 0, "h": 45879, "i": 45818, "k": 45912 }, "rows_c": 0, "rows_g": 0, "rows_h": 45879, "rows_i": 45818, "rows_joined": 46013, "rows_k": 45912, "rows_merged": 46013, "unique_by_domain": { "c": 0, "g": 0, "h": 65, "i": 2, "k": 1 }, "witness_latency": { "h": { "buckets_ms": { "0_1ms": 0, "10000_30000ms": 0, "1000_2000ms": 17, "100_200ms": 775, "10_20ms": 25454, "1_2ms": 0, "2000_5000ms": 12, "200_500ms": 475, "20_50ms": 16943, "2_5ms": 0, "5000_10000ms": 9, "500_1000ms": 98, "50_100ms": 2092, "5_10ms": 0, "ge30000ms": 4, "neg": 0 }, "max_ms": 39709, "mean_ms": 34.963861461670916, "measurable": 45879, "min_ms": 15, "p50_ms": 19.0, "p90_ms": 40.0, "p99_ms": 247.22000000000116, "rows": 45879, "unmeasurable": 0, "won_output_rows": 3246 }, "i": { "buckets_ms": { "0_1ms": 0, "10000_30000ms": 0, "1000_2000ms": 6, "100_200ms": 1306, "10_20ms": 9750, "1_2ms": 0, "2000_5000ms": 0, "200_500ms": 704, "20_50ms": 31845, "2_5ms": 0, "5000_10000ms": 0, "500_1000ms": 147, "50_100ms": 2060, "5_10ms": 0, "ge30000ms": 0, "neg": 0 }, "max_ms": 1917, "mean_ms": 34.44096206730979, "measurable": 45818, "min_ms": 12, "p50_ms": 22.0, "p90_ms": 45.0, "p99_ms": 279.83000000000175, "rows": 45818, "unmeasurable": 0, "won_output_rows": 1602 }, "k": { "buckets_ms": { "0_1ms": 0, "10000_30000ms": 0, "1000_2000ms": 1, "100_200ms": 740, "10_20ms": 39557, "1_2ms": 0, "2000_5000ms": 1, "200_500ms": 402, "20_50ms": 3808, "2_5ms": 0, "5000_10000ms": 0, "500_1000ms": 32, "50_100ms": 1371, "5_10ms": 0, "ge30000ms": 0, "neg": 0 }, "max_ms": 2361, "mean_ms": 21.285546262415053, "measurable": 45912, "min_ms": 10, "p50_ms": 13.0, "p90_ms": 26.0, "p99_ms": 191.0, "rows": 45912, "unmeasurable": 0, "won_output_rows": 41165 } } }, "market_resolved": { "boundary_dropped": 0, "class": "PARTIAL", "exception_markets": 1316, "rows_by_domain": { "c": 0, "g": 0, "h": 1316, "i": 1316, "k": 1316 }, "rows_c": 0, "rows_g": 0, "rows_h": 1316, "rows_i": 1316, "rows_joined": 1344, "rows_k": 1316, "rows_merged": 1344, "unique_by_domain": { "c": 0, "g": 0, "h": 0, "i": 0, "k": 28 }, "witness_latency": { "h": { "buckets_ms": { "0_1ms": 0, "10000_30000ms": 139, "1000_2000ms": 0, "100_200ms": 0, "10_20ms": 799, "1_2ms": 0, "2000_5000ms": 0, "200_500ms": 2, "20_50ms": 260, "2_5ms": 0, "5000_10000ms": 14, "500_1000ms": 0, "50_100ms": 46, "5_10ms": 0, "ge30000ms": 56, "neg": 0 }, "max_ms": 55773, "mean_ms": 4186.831306990882, "measurable": 1316, "min_ms": 15, "p50_ms": 19.0, "p90_ms": 22228.0, "p99_ms": 51535.1, "rows": 1316, "unmeasurable": 0, "won_output_rows": 209 }, "i": { "buckets_ms": { "0_1ms": 0, "10000_30000ms": 139, "1000_2000ms": 0, "100_200ms": 12, "10_20ms": 395, "1_2ms": 0, "2000_5000ms": 0, "200_500ms": 0, "20_50ms": 637, "2_5ms": 0, "5000_10000ms": 14, "500_1000ms": 0, "50_100ms": 63, "5_10ms": 0, "ge30000ms": 56, "neg": 0 }, "max_ms": 57248, "mean_ms": 4305.007598784195, "measurable": 1316, "min_ms": 13, "p50_ms": 21.0, "p90_ms": 23476.5, "p99_ms": 52353.1, "rows": 1316, "unmeasurable": 0, "won_output_rows": 65 }, "k": { "buckets_ms": { "0_1ms": 0, "10000_30000ms": 116, "1000_2000ms": 0, "100_200ms": 1, "10_20ms": 988, "1_2ms": 0, "2000_5000ms": 0, "200_500ms": 1, "20_50ms": 133, "2_5ms": 0, "5000_10000ms": 0, "500_1000ms": 0, "50_100ms": 12, "5_10ms": 0, "ge30000ms": 65, "neg": 0 }, "max_ms": 43783, "mean_ms": 3935.9718844984804, "measurable": 1316, "min_ms": 10, "p50_ms": 13.0, "p90_ms": 23382.5, "p99_ms": 43711.25, "rows": 1316, "unmeasurable": 0, "won_output_rows": 1070 } } }, "new_market": { "boundary_dropped": 0, "class": "PARTIAL", "exception_markets": 620, "rows_by_domain": { "c": 0, "g": 0, "h": 620, "i": 620, "k": 620 }, "rows_c": 0, "rows_g": 0, "rows_h": 620, "rows_i": 620, "rows_joined": 825, "rows_k": 620, "rows_merged": 825, "unique_by_domain": { "c": 0, "g": 0, "h": 59, "i": 108, "k": 38 }, "witness_latency": { "h": { "buckets_ms": { "0_1ms": 0, "10000_30000ms": 33, "1000_2000ms": 0, "100_200ms": 162, "10_20ms": 0, "1_2ms": 0, "2000_5000ms": 0, "200_500ms": 75, "20_50ms": 186, "2_5ms": 0, "5000_10000ms": 4, "500_1000ms": 0, "50_100ms": 103, "5_10ms": 0, "ge30000ms": 57, "neg": 0 }, "max_ms": 149030, "mean_ms": 8923.35, "measurable": 620, "min_ms": 20, "p50_ms": 116.0, "p90_ms": 28380.000000000007, "p99_ms": 139389.3799999998, "rows": 620, "unmeasurable": 0, "won_output_rows": 273 }, "i": { "buckets_ms": { "0_1ms": 0, "10000_30000ms": 35, "1000_2000ms": 0, "100_200ms": 153, "10_20ms": 0, "1_2ms": 0, "2000_5000ms": 0, "200_500ms": 36, "20_50ms": 170, "2_5ms": 0, "5000_10000ms": 10, "500_1000ms": 0, "50_100ms": 166, "5_10ms": 0, "ge30000ms": 50, "neg": 0 }, "max_ms": 151882, "mean_ms": 7668.164516129033, "measurable": 620, "min_ms": 22, "p50_ms": 90.5, "p90_ms": 15142.300000000003, "p99_ms": 128965.42999999976, "rows": 620, "unmeasurable": 0, "won_output_rows": 295 }, "k": { "buckets_ms": { "0_1ms": 0, "10000_30000ms": 48, "1000_2000ms": 0, "100_200ms": 116, "10_20ms": 28, "1_2ms": 0, "2000_5000ms": 0, "200_500ms": 92, "20_50ms": 170, "2_5ms": 0, "5000_10000ms": 8, "500_1000ms": 11, "50_100ms": 92, "5_10ms": 0, "ge30000ms": 55, "neg": 0 }, "max_ms": 150701, "mean_ms": 8216.082258064516, "measurable": 620, "min_ms": 13, "p50_ms": 129.0, "p90_ms": 19850.50000000009, "p99_ms": 124340.84999999974, "rows": 620, "unmeasurable": 0, "won_output_rows": 257 } } }, "price_change": { "boundary_dropped": 196, "class": "PARTIAL", "exception_markets": 102656, "rows_by_domain": { "c": 0, "g": 0, "h": 84132816, "i": 84128428, "k": 84123956 }, "rows_c": 0, "rows_g": 0, "rows_h": 84132816, "rows_i": 84128428, "rows_joined": 84156900, "rows_k": 84123956, "rows_merged": 84156704, "unique_by_domain": { "c": 0, "g": 0, "h": 5980, "i": 842, "k": 3554 }, "witness_latency": { "h": { "buckets_ms": { "0_1ms": 0, "10000_30000ms": 1744, "1000_2000ms": 46250, "100_200ms": 695556, "10_20ms": 60976752, "1_2ms": 0, "2000_5000ms": 34698, "200_500ms": 561954, "20_50ms": 19784686, "2_5ms": 0, "5000_10000ms": 8996, "500_1000ms": 169874, "50_100ms": 1851746, "5_10ms": 0, "ge30000ms": 560, "neg": 0 }, "max_ms": 41785, "mean_ms": 27.88211731793216, "measurable": 84132816, "min_ms": 14, "p50_ms": 18.0, "p90_ms": 26.0, "p99_ms": 196.0, "rows": 84132816, "unmeasurable": 0, "won_output_rows": 3484290 }, "i": { "buckets_ms": { "0_1ms": 0, "10000_30000ms": 0, "1000_2000ms": 23014, "100_200ms": 682336, "10_20ms": 32361692, "1_2ms": 0, "2000_5000ms": 3022, "200_500ms": 431406, "20_50ms": 48874604, "2_5ms": 0, "5000_10000ms": 0, "500_1000ms": 143852, "50_100ms": 1608502, "5_10ms": 0, "ge30000ms": 0, "neg": 0 }, "max_ms": 4447, "mean_ms": 25.46961029629604, "measurable": 84128428, "min_ms": 11, "p50_ms": 20.0, "p90_ms": 25.0, "p99_ms": 149.0, "rows": 84128428, "unmeasurable": 0, "won_output_rows": 2659736 }, "k": { "buckets_ms": { "0_1ms": 0, "10000_30000ms": 160, "1000_2000ms": 14086, "100_200ms": 532380, "10_20ms": 77376402, "1_2ms": 0, "2000_5000ms": 2884, "200_500ms": 326328, "20_50ms": 4605872, "2_5ms": 0, "5000_10000ms": 886, "500_1000ms": 82650, "50_100ms": 1178542, "5_10ms": 3766, "ge30000ms": 0, "neg": 0 }, "max_ms": 17654, "mean_ms": 17.19952884764478, "measurable": 84123956, "min_ms": 9, "p50_ms": 12.0, "p90_ms": 17.0, "p99_ms": 111.0, "rows": 84123956, "unmeasurable": 0, "won_output_rows": 78012678 } } }, "tick_size_change": { "boundary_dropped": 0, "class": "PARTIAL", "exception_markets": 910, "rows_by_domain": { "c": 0, "g": 0, "h": 3640, "i": 3640, "k": 3640 }, "rows_c": 0, "rows_g": 0, "rows_h": 3640, "rows_i": 3640, "rows_joined": 3640, "rows_k": 3640, "rows_merged": 3640, "unique_by_domain": { "c": 0, "g": 0, "h": 0, "i": 0, "k": 0 }, "witness_latency": { "h": { "buckets_ms": { "0_1ms": 0, "10000_30000ms": 0, "1000_2000ms": 0, "100_200ms": 24, "10_20ms": 2895, "1_2ms": 0, "2000_5000ms": 0, "200_500ms": 24, "20_50ms": 661, "2_5ms": 0, "5000_10000ms": 0, "500_1000ms": 8, "50_100ms": 28, "5_10ms": 0, "ge30000ms": 0, "neg": 0 }, "max_ms": 537, "mean_ms": 23.228571428571428, "measurable": 3640, "min_ms": 15, "p50_ms": 18.0, "p90_ms": 22.0, "p99_ms": 179.0, "rows": 3640, "unmeasurable": 0, "won_output_rows": 153 }, "i": { "buckets_ms": { "0_1ms": 0, "10000_30000ms": 0, "1000_2000ms": 0, "100_200ms": 24, "10_20ms": 1096, "1_2ms": 0, "2000_5000ms": 0, "200_500ms": 12, "20_50ms": 2470, "2_5ms": 0, "5000_10000ms": 0, "500_1000ms": 0, "50_100ms": 38, "5_10ms": 0, "ge30000ms": 0, "neg": 0 }, "max_ms": 472, "mean_ms": 23.13598901098901, "measurable": 3640, "min_ms": 13, "p50_ms": 20.0, "p90_ms": 23.0, "p99_ms": 98.0, "rows": 3640, "unmeasurable": 0, "won_output_rows": 97 }, "k": { "buckets_ms": { "0_1ms": 0, "10000_30000ms": 0, "1000_2000ms": 0, "100_200ms": 20, "10_20ms": 3413, "1_2ms": 0, "2000_5000ms": 0, "200_500ms": 20, "20_50ms": 143, "2_5ms": 0, "5000_10000ms": 0, "500_1000ms": 0, "50_100ms": 44, "5_10ms": 0, "ge30000ms": 0, "neg": 0 }, "max_ms": 234, "mean_ms": 15.680769230769231, "measurable": 3640, "min_ms": 10, "p50_ms": 12.0, "p90_ms": 16.0, "p99_ms": 125.0, "rows": 3640, "unmeasurable": 0, "won_output_rows": 3390 } } } }, "archive_root": "union-staging", "boundary_guard": "cache", "bytes": 936553232, "file": "2026-09-26T06.parquet", "generated_by": "tools/orderbook_ab/merge_ab.py", "hour": "2026-09-26/06", "hour_utc": "2026-09-26T06:00:00+00:00", "layout": "union-event-sorted-v1", "max_sequence": 63331870738669089, "merger_git_sha": "fcbb28046152741ae3754e951659977da4c8b36e", "min_sequence": 10133099811389535, "products": { "best_bid_ask": { "byte_range": [ 4, 112450771 ], "columns": [ "timestamp_received", "sequence", "timestamp", "market", "asset_id", "best_bid", "best_ask", "spread", "witness_set", "arrival_skew", "source_witness" ], "max_sequence": 63331870738669045, "min_sequence": 10133099811389617, "order_by": [ "market", "asset_id", "timestamp", "sequence" ], "row_count": 10428130, "row_groups": [ 0, 39 ], "sha256": "72bf2722caf6f9614b608cdca5ac7cbde2b07826cf86106e38373d40f3584d84" }, "book": { "byte_range": [ 112450771, 125021324 ], "columns": [ "timestamp_received", "sequence", "timestamp", "market", "asset_id", "bids", "asks", "witness_set", "arrival_skew", "source_witness" ], "max_sequence": 63331870738582400, "min_sequence": 10133099811472848, "order_by": [ "market", "asset_id", "timestamp", "sequence" ], "row_count": 130021, "row_groups": [ 40, 40 ], "sha256": "1383c74d3980b66d0b613857e058d89c25fc43963a218f5195dd83bb5f24292c" }, "last_trade_price": { "byte_range": [ 125021324, 127644341 ], "columns": [ "timestamp_received", "sequence", "timestamp", "market", "asset_id", "price", "size", "side", "fee_rate_bps", "transaction_hash", "witness_set", "arrival_skew", "source_witness" ], "max_sequence": 63331870738613435, "min_sequence": 10133099811467869, "order_by": [ "market", "asset_id", "timestamp", "sequence" ], "row_count": 46013, "row_groups": [ 41, 41 ], "sha256": "31bdc7dfd94dd5be2764f6bed157086ff6d19dffba18549f97312bf0c55e1016" }, "market_resolved": { "byte_range": [ 127644341, 127861532 ], "columns": [ "timestamp_received", "sequence", "timestamp", "market", "id", "assets_ids", "winning_asset_id", "winning_outcome", "witness_set", "arrival_skew", "source_witness" ], "max_sequence": 63331870735494877, "min_sequence": 10133099811918499, "order_by": [ "market", "id", "timestamp", "sequence" ], "row_count": 1344, "row_groups": [ 42, 42 ], "sha256": "eaf56c7829ac35da8a1e3291f14efae5266e0e671e6d1f2238f2156719b4db4b" }, "new_market": { "byte_range": [ 127861532, 127953953 ], "columns": [ "timestamp_received", "sequence", "timestamp", "market", "id", "assets_ids", "outcomes", "question", "slug", "witness_set", "arrival_skew", "source_witness" ], "max_sequence": 63331870737435060, "min_sequence": 10133099811859023, "order_by": [ "market", "id", "timestamp", "sequence" ], "row_count": 825, "row_groups": [ 43, 43 ], "sha256": "9c01828cddc7743f1d9611c867df5a8b1c9431d0450c5f20c797c9208c987037" }, "price_change": { "byte_range": [ 127953953, 935341157 ], "columns": [ "timestamp_received", "sequence", "timestamp", "market", "asset_id", "price", "size", "side", "best_bid", "best_ask", "witness_set", "arrival_skew", "source_witness" ], "max_sequence": 63331870738669089, "min_sequence": 10133099811389535, "order_by": [ "market", "asset_id", "timestamp", "sequence" ], "row_count": 84156704, "row_groups": [ 44, 365 ], "sha256": "3e2937ba5de6bdc5ce93fe91060798d3538277f48854a8b802fbeaace8a9f5b7" }, "tick_size_change": { "byte_range": [ 935341157, 935472741 ], "columns": [ "timestamp_received", "sequence", "timestamp", "market", "asset_id", "old_tick_size", "new_tick_size", "witness_set", "arrival_skew", "source_witness" ], "max_sequence": 63331870737360365, "min_sequence": 10133099815064413, "order_by": [ "market", "asset_id", "timestamp", "sequence" ], "row_count": 3640, "row_groups": [ 366, 366 ], "sha256": "bcc833a821d919e09c98a5b9420f9f2689f83258c02efa6d20ae97773cec29f9" } }, "row_count": 94766677, "sequence_note": "sequence and timestamp_received are collector-local provenance; where domains carry the same row, the merge keeps the EARLIEST-RECEIVED copy, equal arrivals breaking by registry order (active: h, i, k). The winner is per row, not per hour -- each row names its own in source_witness", "sha256": "b81d8b9c0e2d376089e6969cf909eb902b6e9f548adce4a794d786d968f6370b", "skipped_witnesses": { "c": { "alive": false, "listed_utc": "2026-09-26T07:35:13.402025Z", "newest_upload": "2026-09-25T11:20:09.612000Z", "reason": "not_staged" }, "g": { "alive": false, "listed_utc": "2026-09-26T07:35:29.151258Z", "newest_upload": "2026-09-25T15:20:05.378000Z", "reason": "not_staged" } }, "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 == .sha256", "secondary": "curl -r - | sha256sum == .products..sha256" }, "witness_stats": "2026-09-26T06.witness_stats.json", "witnesses": "hik", "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." }