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"asset_id", "price", "size", "side", "best_bid", "best_ask", "witness_set", "arrival_skew", "source_witness" ], "max_sequence": 81627743318055311, "min_sequence": 281483504186794, "order_by": [ "market", "asset_id", "timestamp", "sequence" ], "row_count": 96781868, "row_groups": [ 39, 408 ], "sha256": "2983d9f75cf6dea698aba5115a76d1b78806ca91da7c61313d7759c9eb75f494" }, "tick_size_change": { "byte_range": [ 1113069740, 1113316284 ], "columns": [ "timestamp_received", "sequence", "timestamp", "market", "asset_id", "old_tick_size", "new_tick_size", "witness_set", "arrival_skew", "source_witness" ], "max_sequence": 53198774254135935, "min_sequence": 281483504372020, "order_by": [ "market", "asset_id", "timestamp", "sequence" ], "row_count": 6860, "row_groups": [ 409, 409 ], "sha256": "df044879407ec5cade7b6c616e5a19ef3a37a7336fb6ef2f9709e5ddd39969fa" } }, "row_count": 106195313, "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": "71e1f29c1fc4bc3b51dfcd97eadf12d906e11c914424970cd3e2adf7d235ba2c", "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": "2026-08-30T20.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." }