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"best_ask", "witness_set", "arrival_skew", "source_witness" ], "max_sequence": 161566636704343021, "min_sequence": 281489400403626, "order_by": [ "market", "asset_id", "timestamp", "sequence" ], "row_count": 90513018, "row_groups": [ 51, 396 ], "sha256": "8e8ca36a54bc06db560b1e9ff4bcdf425d3e7d41edd6ea48ff5500615e64a8e6" }, "tick_size_change": { "byte_range": [ 1041618638, 1041745305 ], "columns": [ "timestamp_received", "sequence", "timestamp", "market", "asset_id", "old_tick_size", "new_tick_size", "witness_set", "arrival_skew", "source_witness" ], "max_sequence": 281489500809481, "min_sequence": 281489403384392, "order_by": [ "market", "asset_id", "timestamp", "sequence" ], "row_count": 3440, "row_groups": [ 397, 397 ], "sha256": "d12bc2d4435af5d9d69d5d9ce9af513a12f872bdf9ed9eee504fcdd687d5d928" } }, "row_count": 102922620, "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: b, c, h, e)", "sha256": "c22b265e71f18badff342fd91a8a92d077281a19d710b6931439cedc3bea252b", "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": "2026-09-02T23.witness_stats.json", "witnesses": "bche", "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." }