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"market", "asset_id", "timestamp", "sequence" ], "row_count": 84437110, "row_groups": [ 38, 360 ], "sha256": "c646e879149d91cceff6cb48a2679c857540b5fc7fc46c8afdaa9082015dbda4" }, "tick_size_change": { "byte_range": [ 927672892, 927745004 ], "columns": [ "timestamp_received", "sequence", "timestamp", "market", "asset_id", "old_tick_size", "new_tick_size", "witness_set", "arrival_skew", "source_witness" ], "max_sequence": 53480249648450346, "min_sequence": 281494120186464, "order_by": [ "market", "asset_id", "timestamp", "sequence" ], "row_count": 1952, "row_groups": [ 361, 361 ], "sha256": "c76a894334d7d9b7db07ee7f23ac0c2864250039f9e140b62e86bb63412b2214" } }, "row_count": 93387400, "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": "d66eb169b1118d15c99900228fb3216b13d44f1d81cd48f44fd26371a96ee2cd", "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": "2026-09-05T07.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." }