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"arrival_skew", "source_witness" ], "max_sequence": 166351711318934108, "min_sequence": 281492788659335, "order_by": [ "market", "asset_id", "timestamp", "sequence" ], "row_count": 97394388, "row_groups": [ 52, 423 ], "sha256": "a144a47a41a17f8d127d62a49f3446e7fc4b49387544257cad2bf007198cda1d" }, "tick_size_change": { "byte_range": [ 1148874892, 1149138258 ], "columns": [ "timestamp_received", "sequence", "timestamp", "market", "asset_id", "old_tick_size", "new_tick_size", "witness_set", "arrival_skew", "source_witness" ], "max_sequence": 281492896975848, "min_sequence": 281492790062564, "order_by": [ "market", "asset_id", "timestamp", "sequence" ], "row_count": 7276, "row_groups": [ 424, 424 ], "sha256": "9f9592e61e3d033e633d423a3a6e3d6fdb3d120f9a3a429437dee3b81429d05a" } }, "row_count": 109890148, "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": "d3dedf4139e0d7abd8c2b29b1a9f70c2486a32377b37f7027180140cf45306f3", "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": "2026-09-04T18.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." }