{"id":"palomar/PALOMAR-2026-08-17-000002","url":"https://github.com/Paul-Lez/hadamard-668-comparator/tree/da94bc80401b6ece36d8dd2f5c316755fd97dd65","json":"https://data.palomar-registry.org/entries/PALOMAR-2026-08-17-000002-v1.json","repo":"https://github.com/Paul-Lez/hadamard-668-comparator","tags":["math.CO","msc:05B20","combinatorics","hadamard-matrices","lean-formalization"],"score":0,"title":"Paul-Lez/hadamard-668-comparator","trust":"high","domain":"math.CO","source":"palomar","authors":["Paul Lezeau"],"reviews":0,"subject":"math.CO","summary":"Hadamard 668 Comparator formalization","category":"research","comments":0,"disputed":false,"division":"math","mentions":0,"verified":true,"discussed":0,"published":"2026-08-17","reactions":{},"formalized":true,"formalizes":[{"title":"Order-668 construction","identifier":"https://x.com/__alpoge__/status/2087504785952182273","relationship":"adapts"}]}