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"best_ask", "witness_set", "arrival_skew", "source_witness" ], "max_sequence": 137078313718530037, "min_sequence": 281478508049590, "order_by": [ "market", "asset_id", "timestamp", "sequence" ], "row_count": 101357880, "row_groups": [ 50, 436 ], "sha256": "5664a08f593b87ac0f1090e7068817b01613452b8750a0044bd94adae73c02b6" }, "tick_size_change": { "byte_range": [ 1267722285, 1268010410 ], "columns": [ "timestamp_received", "sequence", "timestamp", "market", "asset_id", "old_tick_size", "new_tick_size", "witness_set", "arrival_skew", "source_witness" ], "max_sequence": 52072870693162237, "min_sequence": 281478511659887, "order_by": [ "market", "asset_id", "timestamp", "sequence" ], "row_count": 7860, "row_groups": [ 437, 437 ], "sha256": "58635e8447ab0edca1fe978c1aafe93a2a61898371f20cefa3c410ebf6b600d0" } }, "row_count": 113399779, "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, b, c, h, e)", "sha256": "bd11d17307157ed3b96ec35af9dff5a8b3b3688c4e149d348de4ca19c99b6851", "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": "2026-08-28T19.witness_stats.json", "witnesses": "abche", "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." }