{
  "date": "2026-10-12",
  "block": "12.5.164",
  "nativeSourceBlocks": [
    160,
    162
  ],
  "rows": 96,
  "unknownCounters": 146,
  "observedZeroCounters": 104,
  "fourByteAsnRows": 4,
  "passed": true,
  "bounds": [
    "Compiled replay of captured native160/162 data; no new native mutation",
    "Selected numeric fields now nullable; clients must handle null, no fabricated defaults",
    "Outbound prefix count remains unknown rather than inferred from UPDATE messages"
  ]
}