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"row_groups": [ 38, 382 ], "sha256": "710067e747c2c3457c31a474a454ed2a6633f0ecb9bee8dc1bf699096ef58669" }, "tick_size_change": { "byte_range": [ 957105620, 957184319 ], "columns": [ "timestamp_received", "sequence", "timestamp", "market", "asset_id", "old_tick_size", "new_tick_size", "witness_set", "arrival_skew", "source_witness" ], "max_sequence": 281491876303148, "min_sequence": 281491799083726, "order_by": [ "market", "asset_id", "timestamp", "sequence" ], "row_count": 2184, "row_groups": [ 383, 383 ], "sha256": "ea3312e62636119974575809eebb4def5800cb52437f7308f192c1cc9c8dbd1f" } }, "row_count": 99524134, "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": "772738c72df15a9f17da769a7b768b10d5f4d9e6a04590283c615e44c61bb6a6", "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": "2026-09-04T08.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." }