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"byte_range": [ 1387311471, 1387598197 ], "columns": [ "timestamp_received", "sequence", "timestamp", "market", "asset_id", "old_tick_size", "new_tick_size", "witness_set", "arrival_skew", "source_witness" ], "max_sequence": 53198771612216009, "min_sequence": 281480848366007, "order_by": [ "market", "asset_id", "timestamp", "sequence" ], "row_count": 7820, "row_groups": [ 497, 497 ], "sha256": "2e5e8542ac35cde2d564f9fcaacd28eda4efd7bbc6280243e105ab536a12c530" } }, "row_count": 129456409, "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": "e9b55e9f2e673928824ca5d8561c424b96758038b218fa8b418b5888f6af57d4", "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": "2026-08-29T18.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." }