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"asset_id", "price", "size", "side", "best_bid", "best_ask", "witness_set", "arrival_skew", "source_witness" ], "max_sequence": 82190693587036897, "min_sequence": 281484048045570, "order_by": [ "market", "asset_id", "timestamp", "sequence" ], "row_count": 68950092, "row_groups": [ 33, 296 ], "sha256": "227cb9ddb1e111bda22c0709c7561cfe7aa689809a3945e86525cf4a349fedfd" }, "tick_size_change": { "byte_range": [ 749737778, 749807259 ], "columns": [ "timestamp_received", "sequence", "timestamp", "market", "asset_id", "old_tick_size", "new_tick_size", "witness_set", "arrival_skew", "source_witness" ], "max_sequence": 53198774750820119, "min_sequence": 281484049287660, "order_by": [ "market", "asset_id", "timestamp", "sequence" ], "row_count": 1888, "row_groups": [ 297, 297 ], "sha256": "279577dee73d96645a40d6f841052c7c8ff5d57b5147c399815549778ca0abe7" } }, "row_count": 76726719, "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": "943032e90fdb701ecde86e2c80d6e62e8dbbb9723c5cf9ee8f39742f9cf87788", "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": "2026-08-31T02.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." }