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Finite construction: CK helper-run sign normalization saves 224 primitives per orientation (no new kappa) #919

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Merged
Mister-Meeseeks merged 2 commits into from
Oct 13, 2026
Merged

Finite construction: CK helper-run sign normalization saves 224 primitives per orientation (no new kappa) #919

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39b702f
research: normalize CK helper-run signs with exact boundary checks
Oct 13, 2026
79ee104
docs: record CK sign-normalization sprint handoff
Oct 13, 2026
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30 changes: 30 additions & 0 deletions research/ck-sign-normalization-seed22/CLAIM.json
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Original file line number Diff line number Diff line change
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{
"track": "complex supplier",
"assignment_seed": 22,
"randomness": "secrets.randbelow(100), backed by OS randomness",
"base_commit": "f567884aeb8851b6e794af1184119a3bfbe1e631",
"object": "Historical PR626 CK scalar primitive lowering: deferred register negations inside same-frame scalar runs, with explicit signed-state restoration at every boundary",
"method": "Symbolic sign-state compiler, exact rational replay, full primitive accounting including boundary flushes. All runs in both orientations; no random search.",
"expected_deliverable": "Scoped finite circuit improvement or exact zero-gain result, executable checker and deterministic receipt; no new kappa",
"expected_finish_utc": "2026-10-13T12:46:00Z",
"coordination": "No pinned issues returned by GitHub pinnedIssues query; open issues 650 and 913 are not sprint coordination issues. Local claim.",
"candidates_considered": [
{
"task": "JP8 known-zero coefficient-work clears",
"decision": "Reject duplicate: PR839"
},
{
"task": "SW4 pre-read insertion slides",
"decision": "Reject duplicate: PR910"
},
{
"task": "CK same-frame signed primitive-state normalization",
"decision": "Chosen: distinct from signed coefficient routes PR860 and Horner coefficient PR837"
}
],
"seed_diversification": "Selected the historical CK member of the CK/JP8 pair; completed every scalar run in both orientations. Does not claim novelty from seed alone.",
"status": "Completed finite circuit construction: 224 real primitives saved per orientation; exact primary and independent verification and mutation controls pass.",
"result_url": "https://github.com/CrocSwap/integer-mult-bounds/pull/919",
"completed_utc": "2026-10-13T12:33:47Z",
"final_overlap": "707-PR full snapshot through917 plus immediate new-arrival refresh through918 (carry-grade audit, distinct); no duplicate found."
}
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