The five slot carrier and its bootstrap conditions

AX.P2.01

Original ledger classification: Axiom (declared input; over-determined bootstrap fixed point, Lean-forced)

Original claim text

g_car = 5 carrier interface (3+2) -- a DECLARED input but an OVER-DETERMINED bootstrap fixed point, not a free choice: forced three independent ways by the E8 closure (bootstrap mu^2-5mu+4=0, BOOT.01/v6), uniquely solved by the Pascal carrier condition 2^g=g^2+g+2 => g=5 (Lean-formalised, no sorry; FORM.LADDER.01), and the (g_car,N_fam)=(5,3) pair is the anchor moment data e2(a)=g_car (ARCH.CORE.01/v53; a=(1,1,2) the unique multiset with elem-symm (4,5,2)). Reduces with P1 to {a, pi}. SYNTHESIS NOTE (reduction state 2026-07-21; text consolidation, marker Axiom UNCHANGED): P1 + the four marks are [E]-anchored (v216); given the marks, g_car = 5 follows via the partition 4 = 2+1+1 plus the Deligne/Birkhoff-Grothendieck/stability typing (v491/v499, residual R1 [C]); the clock order, the Z8 tower, the deck class and the position half of the alignment bit are theorems (v506/v507/v510) -- the compiler's dimensionless inputs reduce to: four marks (derived from P1-side topology), ONE square-modulus datum (tau = i, equivalently: the clock / the CM-fixed half-period / the non-split extension class on the free seam circle / the flag-transitivity bit V4 -> D4, v512), and pi, plus the [C] identifications R1/R2 of v499. SYNTHESIS NOTE (2026-07-22, v512 -- marker UNCHANGED): the reduction state can equivalently be written 'four marks + one discrete symmetry-lift bit (flag transitivity <=> tau = i) + pi'. This describes the REDUCTION STATE; the axiom stays declared and QGEO.REALIZE.01 stays [C]/[O] [2026-08-02 XXXIX: the four-mark closure lands -- v624: under the D_{d+1}+A_{d-1} glue architecture three independent selectors (disc-group census, even-glue norm equation, Pythagorean (3,4,5)) force d = 4, with (1,1,2) the unique 3-part partition and c_3 = 1/(8 pi): the two-input presentation reduces to ONE boundary degree d = 4 plus pi, CONDITIONAL on the architecture; the axiom keeps its typing -- the residue moves to why the physical boundary realizes the minimal cyclically-glueable genus-0 divisor; see EXTREV.LATTICE.01.] SYNTHESIS NOTE (2026-08-28, v993 -- marker Axiom UNCHANGED): the architecture conditionality of v624 is lifted at the census level -- the FULL rank-8 ADE pair census with cyclic Z4 glue on BOTH factors selects (D5, A3) uniquely (D3 ≅ A3 aliases collapsed), so the D+A split is an OUTPUT of (rank 8 + cyclic Z4), not an INPUT. Cited-not-proved remain c_- = 8 and holomorphic uniqueness of (E8)_1. Axiom typing UNCHANGED. WAVE-6 (2026-08-30, v1005): relative pencil identities exact but CIRCULARITY-FLAGGED -- carrier 5 already sits in the column sums of Q_2 and C; NOT a P2 selector until Q, C, epsilon are derived from seam geometry independently. Axiom typing UNCHANGED. LATE EVENING (2026-08-30, v1014): W-bridge premise P-anch DERIVED (anchor chain: e1 = R^{-1}(1,1,2)^T uniquely via the winding/triple lock); P-dem narrowed to the character-blind determinant-response map -- same MMST/Quillen externalized leg as TEL-B/ALG-EXH/P1. Axiom typing UNCHANGED. MONDAY MORNING (2026-08-31, v1015): BOTH W-bridge premises now derived at finite level -- P-anch already (v1014 winding/triple lock); P-dem DERIVED (character-blind determinant response r=(1,1,1) exactly at collar sizes 12 and 16, democracy residual 0; mutants split (1,0,0) and (5/4,1,5/4)). The axiom-core remainder is ZERO modulo the externalized MMST identification. Axiom typing UNCHANGED (the finite derivations are shadows; the continuum identification is the same external leg).

Original classification detail

Axiom (declared) but bootstrap-forced (3 ways) + Pascal-unique (Lean): g=5 is not a free knob; reduction state 2026-07-22: four marks + one discrete symmetry-lift bit (flag transitivity <=> tau = i) + pi (v491/v499/v506/v507/v510/v512), marker unchanged | 2026-08-28 v993: v624 architecture conditionality lifted at the census level (D5, A3 unique in full rank-8 ADE); axiom typing UNCHANGED | WAVE-6 (2026-08-30 v1005): pencil circularity-flagged (5 already in Q_2/C column sums); NOT a P2 selector; axiom typing UNCHANGED | AFTERNOON (2026-08-30 v1010): pencil selector rehabilitated: column sums forced by prior constructions (ladder c=2 + n=3 force Q sums (9,5,1); C's 5 inherited from R col 3 -- non-circular); W-shift conditionally unique given democratic-image + carrier-anchor-kernel (1078 -> 1); remaining obligation = seam-geometric derivation of those premises; axiom typing UNCHANGED | LATE EVENING (2026-08-30 v1014): W-bridge premise P-anch derived (anchor chain); P-dem narrowed to the character-blind determinant-response map -- same MMST/Quillen externalized leg as TEL-B/ALG-EXH/P1. Axiom typing UNCHANGED. | MONDAY MORNING (2026-08-31 v1015): BOTH W-bridge premises derived at finite level (P-anch v1014; P-dem r=(1,1,1)); remainder 0 modulo MMST. Axiom typing UNCHANGED.

Dependencies as recorded

BOOT.01; ARCH.CORE.01; v491; v499; v510; v512; v993