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C1307 — Register Key compatibility with complete path sums

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Study sequence: Four-part grammar and complete-family registers (C1282–C1331) · Family grammar & reading guides

C1307 — Register Key compatibility with complete path sums

Question

When does applyingKeys before oraftergrouping give thesamefield?

Inputs

{}

Sources

[
  "C1306",
  "C984–C1007 inherited",
  "inherited/model/completed_path_interface_ledger.json"
]

Opened utc

2026-09-28T06:10:27.058589+00:00

Results

{
  "Key_sum_relation": {
    "path": "model/relation_Key_sums.json",
    "sha256": "ba7b84e3f9838473c66fb0ecd9dfd3cb849acc3fa0a8048d0e8ad48449a34954",
    "bytes": 1035
  }
}

Finding

UniformKeys commute withsumming aselectedpath. DifferentcomponentKeys commute withblockgroupingonlyunder aconstant-factorcondition withinthatblock, so retainedcutsremain explanatorydata.

Reassessment

Register anchoredcomposition andintegerintermediate-domain conditions.

Checks

{
  "bound_evidence": true,
  "three_limits": true
}

Closed utc

2026-09-28T06:10:27.061608+00:00

Record provenance

Exact record hash: 938fb61b3523e5340588102c78b22635fe7b45b9b396bdb6ab0f5ae611f6ff9f

Source journal: Research_Cycles/C1132_C1431_Recovered/journal.json

Linked sources and evidence

Edition and provenance

C1307.md

SHA-256 f7cccd4226f526c92e260138e7fbc5b9b2ccf78fc7d2476176fd4a8cb0c01c94

C480–C1634/Research_Cycles/C1132_C1431_Recovered/journal.json#C1307