Found by extracting a 7-point exact code C⊂(Z/7)^2 from the N=1267 record and tensoring it with the 8-point integer genus-one set {0,1,5,6,25,26,30,31}. A GL_2(Z/7) boundary orientation gives a full 56-point witness at q=884 (N=7q), one step below the generic no-wrap threshold q≥885.
Yongxi (Aaron) Lin · 2026-08-10 07:38:27 UTC