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"best_bid", "best_ask", "witness_set", "arrival_skew", "source_witness" ], "max_sequence": 79657418483986923, "min_sequence": 281481897351827, "order_by": [ "market", "asset_id", "timestamp", "sequence" ], "row_count": 98443894, "row_groups": [ 44, 419 ], "sha256": "1bb42f128aeaea2617073d6a42674553aa36f218941f2576835ddd108d5b9e75" }, "tick_size_change": { "byte_range": [ 1112054094, 1112169263 ], "columns": [ "timestamp_received", "sequence", "timestamp", "market", "asset_id", "old_tick_size", "new_tick_size", "witness_set", "arrival_skew", "source_witness" ], "max_sequence": 281482005426339, "min_sequence": 281481900454440, "order_by": [ "market", "asset_id", "timestamp", "sequence" ], "row_count": 3152, "row_groups": [ 420, 420 ], "sha256": "ec192d54b667c1fdf24622109a6dc325de702ac079aa3670dd5786f6e937301f" } }, "row_count": 109039255, "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": "01232310b62b5f0e2ce7d32b2b0c93b5c691a4ada148b3badd8d57dc83582186", "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": "2026-08-30T03.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." }