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"row_groups": [ 38, 38 ], "sha256": "0cc68cb2563063a964ddeef70fe1cd1763cce222354f9c2450f034e6eac60a30" }, "price_change": { "byte_range": [ 129568786, 1082268062 ], "columns": [ "timestamp_received", "sequence", "timestamp", "market", "asset_id", "price", "size", "side", "best_bid", "best_ask", "witness_set", "arrival_skew", "source_witness" ], "max_sequence": 301459700443380509, "min_sequence": 8162778449956066, "order_by": [ "market", "asset_id", "timestamp", "sequence" ], "row_count": 97100060, "row_groups": [ 39, 409 ], "sha256": "37497c3bba9300ce79779ddbba9a3caa139c448e0521695c3eddde23e31beb5f" }, "tick_size_change": { "byte_range": [ 1082268062, 1082391998 ], "columns": [ "timestamp_received", "sequence", "timestamp", "market", "asset_id", "old_tick_size", "new_tick_size", "witness_set", "arrival_skew", "source_witness" ], "max_sequence": 301459700441830206, "min_sequence": 8162778479555213, "order_by": [ "market", "asset_id", "timestamp", "sequence" ], "row_count": 3392, "row_groups": [ 410, 410 ], "sha256": "b3247756764dfb96d057e6567f2d7198155b2bb0bf8305b110a5e9fc3e07d82e" } }, "row_count": 106527702, "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: c, h, e, f). The winner is per row, not per hour -- each row names its own in source_witness", "sha256": "8caaa135bf1a508059dff578155e4c8820bed7ce6d2e0a5ac3e4c5c044ed57ee", "staged_not_merged": { "i": { "bytes": 138991054, "first_ts": "2026-05-29T22:22:34.696000Z", "gap_records": 0, "last_ts": "2026-09-22T08:59:59.973000Z", "rows": 11627800 } }, "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": "2026-09-22T08.witness_stats.json", "witnesses": "chef", "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." }