<?xml version="1.0" encoding="UTF-8"?><urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9" xmlns:news="http://www.google.com/schemas/sitemap-news/0.9"><url><loc>https://thequantuminformation.com/p/stitched-surface-codes-two-logical</loc><news:news><news:publication><news:name>The Quantum Information</news:name><news:language>en</news:language></news:publication><news:publication_date>2026-10-16T14:23:54+00:00</news:publication_date><news:title>Stitched surface codes: two logical qubits from four patches and a GHZ corridor</news:title></news:news></url><url><loc>https://thequantuminformation.com/p/the-classical-cost-of-simulating</loc><news:news><news:publication><news:name>The Quantum Information</news:name><news:language>en</news:language></news:publication><news:publication_date>2026-10-15T14:00:13+00:00</news:publication_date><news:title>The classical cost of simulating a qudit: finite expected bits, infinite expected alphabet</news:title></news:news></url></urlset>