← Lebesgue Universal Covering Problem / Round 33 · Self-Refused Promotion

Lebesgue Universal Covering Problem Round 33 · Self-Refused Promotion Neo.K

cell47, cell48 Clear Dominance Audit With Zero Failures, Yet Still Refuse Promotion to Publication-Candidate: Cross-Backend Enclosure Dominance Cuts Re-Verification Scale to About One-Sixth

Round 33 (AMRAL-LUC-FC-R33, 2026-09-20) proposes the Cross-Backend Enclosure Dominance Theorem: if an independently reconstructed second backend B satisfies R^B_j⊆R^A_j and ρ_B≥ρ_A for every defining disk of the common core, then any exact rational point that passes backend A's worst-case membership automatically belongs to backend B's certified region — and, correspondingly, a polygon built from that same set of exact rational vertices transfers without needing to regenerate its candidate geometry. The second backend therefore only needs to audit the enclosure's containment relation, rather than replaying the entire leaf polygon tree. This is a substantial scalability improvement: cell47's B7 tree has 9,228 leaves, but the unique witness-core states sharing the same rotation interval, halfwidth tuple, and directed core state number only 1,564; cell48 likewise drops from 9,285 to 1,574 — both about one-sixth, sharply cutting the number of states that need re-verification. Applied to cell47 and cell48, whose geometric correctness was already established in earlier rounds, the dominance audit (root containment, base directed box, B3/B5 core, witness translation/halfwidth containment) passes with zero failures on both; cell48 additionally completes mpmath/libmp rational lower-bound migration at 9285/9285 PASS with no inconclusive results, and marker48's independent exact polar upper-bound recomputation and MPFR upper-bound recomputation both PASS as well, raising the arithmetic-closed-or-better tier from 3/77 to 4/77 ({47,48,69,70}). But this round's single most important fact is this: after passing every existing mathematical and computational audit, cell47 and cell48 are still not promoted to publication-candidate, the project's highest evidence tier — that tier is strictly held at 2/77 ({69,70}), unchanged. This is not an audit failure of any kind; it is the research program's own active, voluntary self-restraint on principle: the document states plainly that "the computation ledger records PASS/density/margin — that is not the same as having preserved an independently replayable finite certificate entity." The dominance audit is mathematically valid, but the current summary-style ledger cannot yet substitute for the concrete exact rational hull vertices of each individual leaf, or an equivalent replayable transcript — so this round explicitly refuses to relax its own self-imposed evidence threshold merely to inflate the publication-candidate count; this gap is filled in the next round, Round 34, by the RHCERT-v0.1 binary replayable certificate format. In addition, the depth-30 batch's cell68, 75, and 76 have already had explicit topology and witness-axis streams generated, and have entered the arithmetic migration queue; this round conducted no new common-depth geometry search, so geometry-complete remains unchanged at 66/77, and the global bound a_Leb≥0.835 remains unproven. Research direction is chosen and led by Neo.K; this round's execution was carried out by Aletheia / GPT-5.6 Sol.

Round 33's Cross-Backend Enclosure Dominance audit clears both cell47 and cell48 with zero failures — but this round still actively declines to promote either one to publication-candidate, on the grounds that a computation summary is not the same as an independently replayable finite certificate entity; it would rather leave that tier sitting at 2/77 than relax its own self-set threshold. At the same time, the theorem cuts the state count required for cross-backend re-verification to about one-sixth (cell47: 9228→1564; cell48: 9285→1574), a genuine scalability advance. This is a genuine, voluntary evidence-threshold commitment self-imposed by the research team, not a mathematical or audit failure — the dominance audit passes with zero failures on both cell47 and cell48; it is purely that a "summary PASS record" does not yet constitute an independently replayable finite certificate entity, a gap already filled in Round 34 by RHCERT-v0.1. The global bound a_Leb≥0.835 of the Lebesgue universal covering problem remains unproven and is still an open problem.

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