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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": 81064793365633289, "min_sequence": 281483046505992, "order_by": [ "market", "asset_id", "timestamp", "sequence" ], "row_count": 96372244, "row_groups": [ 38, 405 ], "sha256": "1c28efe94350109ecffae5abd7d38f046c537bbfe7a94290faacfbabb1828ff4" }, "tick_size_change": { "byte_range": [ 1129103756, 1129411976 ], "columns": [ "timestamp_received", "sequence", "timestamp", "market", "asset_id", "old_tick_size", "new_tick_size", "witness_set", "arrival_skew", "source_witness" ], "max_sequence": 281483150385649, "min_sequence": 281483047043369, "order_by": [ "market", "asset_id", "timestamp", "sequence" ], "row_count": 8448, "row_groups": [ 406, 406 ], "sha256": "08dbf15abbd37fce72dd07faa0a73b9e02cac9b2e2b2dc7a8abc128776aaeeb1" } }, "row_count": 105452156, "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: a, c, h, e)", "sha256": "828038c41f9b1d75ab27b78c8b64a96719047f8b6bb54b3134e8f87a61cb20dc", "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": "2026-08-30T15.witness_stats.json", "witnesses": "ache", "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." }