# C1544 — Verify the common4320 response

## Question

Does one local split explain all FN-to-FSN head changes?

## Sources

```json
[]
```

## Opened utc

2026-09-29T02:37:40.567469+00:00

## Results

```json
{
  "MT": {
    "held_heads": [
      13016,
      8696
    ],
    "completed_heads": [
      15716,
      11396
    ],
    "loss": 4320
  },
  "LXX": {
    "held_heads": [
      17956,
      13636
    ],
    "completed_heads": [
      20656,
      16336
    ],
    "loss": 4320
  },
  "SP": {
    "held_heads": [
      11416,
      7096
    ],
    "completed_heads": [
      14116,
      9796
    ],
    "loss": 4320
  }
}
```

## Finding

The held pairs13016/8696,17956/13636 and11416/7096 all differ4320; their Nativity-extended pairs retain the same loss.

## Reassessment

Explain why the starting FN heads differ from each primary Flood head.

## Checks

```json
{}
```

## Closed utc

2026-09-29T02:37:40.568462+00:00

## Record provenance

Exact record hash: `7669fcdec6feb3d1bee5cf0468295804efd49a30919e156855bb6acab7bc2362`

Source journal: `Research_Cycles/C1483_C1582/c1483_c1582/journal.json`