C1255 — Retain native Cainan in the kernel displacement field

Question

Which existing comparison boundaries receive the native130 insertion?

Inputs

{}

Sources

[
  "C1254",
  "File18 §1.6",
  "C1187"
]

Opened utc

2026-09-28T05:45:30.080253+00:00

Results

{
  "native_staircase": {
    "path": "model/regular_kernel_native_staircase.json",
    "sha256": "0f041687dd46807b2d89a5416e25b71ec744dbce28153a8d101b5e0c2cc13147",
    "bytes": 935
  },
  "native_head": 1380,
  "native_Arphaxad": 780
}

Finding

Restoring nativeCainan raises the upstreamcomparison field by130, giving1380 atCreation and780 on theNoah/Shem/Arphaxad plateau. The downstreamsharedfield is unchanged, andCainan retains its ownnewvertex.

Reassessment

Reconstruct the separateeight-state placementfield fromT,C,S.

Checks

{
  "native_heads": true,
  "downstream_unchanged": true
}

Closed utc

2026-09-28T05:45:30.080690+00:00

Record provenance

Exact record hash: 4e8c03ea8dadd2945648d9f51ae4fde3c4da93332ceedc9e54c2a78f8e38ae8d

Source journal: Research_Cycles/C1132_C1431_Recovered/journal.json