# C1336 — Draft the SP cap mechanism

## Question

How do shorter birth paths restrict the selected lives?

## Inputs

```json
{}
```

## Sources

```json
[
  "C1132–C1161",
  "C1316"
]
```

## Opened utc

2026-09-28T06:27:16.121582+00:00

## Results

```json
{
  "artifact": {
    "path": "draft/04a_SP_cap.md",
    "sha256": "ed00568e205bcc34683cbb59e697bff5dbbb987b4be16f5a2ab71495264e11e9",
    "bytes": 2001
  },
  "words": 344
}
```

## Finding

The SP chapter shows all nine outputs and connects the three reductions to birth-derived Flood capacities.

## Reassessment

Connect these source changes to the equal-gain rectangle.

## Checks

```json
{
  "nonempty": true,
  "cap_sum": true
}
```

## Closed utc

2026-09-28T06:27:16.122049+00:00

## Record provenance

Exact record hash: `5d874165519fb6d50e78dddb5897217ef1263d07636759535d664971140ea4c8`

Source journal: `Research_Cycles/C1132_C1431_Recovered/journal.json`