<?xml version="1.0" encoding="UTF-8"?>
<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9"
        xmlns:xhtml="http://www.w3.org/1999/xhtml">
  <!--
    Calibration Ledger — sitemap-ai.xml
    Priority-URL map for AI crawlers (GPTBot, ClaudeBot, PerplexityBot, Googlebot-Extended, Applebot-Extended, CCBot, Amazonbot, Bytespider, Meta-ExternalAgent).
    Lists the subset of pages most worth indexing for LLM retrieval + citation.
    Not a replacement for /sitemap.xml — this narrows to citation-eligible surfaces.
    Generated: 2026-04-24 · last updated: 2026-04-25 (Round 30 added citation files + Atom feed + humans.txt).
  -->

  <url>
    <loc>https://calibrationledger.com/</loc>
    <lastmod>2026-04-24</lastmod>
    <changefreq>monthly</changefreq>
    <priority>1.0</priority>
  </url>

  <url>
    <loc>https://calibrationledger.com/methodology/</loc>
    <lastmod>2026-04-25</lastmod>
    <changefreq>monthly</changefreq>
    <priority>1.0</priority>
    <xhtml:link rel="alternate" type="application/ld+json" href="https://calibrationledger.com/api/methodology.json" />
    <xhtml:link rel="alternate" type="application/x-bibtex" href="https://calibrationledger.com/api/methodology.bib" />
    <xhtml:link rel="alternate" type="application/x-research-info-systems" href="https://calibrationledger.com/api/methodology.ris" />
  </url>

  <url>
    <loc>https://calibrationledger.com/about/</loc>
    <lastmod>2026-04-24</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.9</priority>
  </url>

  <url>
    <loc>https://calibrationledger.com/for-agents/</loc>
    <lastmod>2026-04-24</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.9</priority>
  </url>

  <url>
    <loc>https://calibrationledger.com/contact/</loc>
    <lastmod>2026-04-24</lastmod>
    <changefreq>yearly</changefreq>
    <priority>0.5</priority>
  </url>

  <url>
    <loc>https://calibrationledger.com/changelog/</loc>
    <lastmod>2026-04-25</lastmod>
    <changefreq>weekly</changefreq>
    <priority>0.7</priority>
    <xhtml:link rel="alternate" type="application/atom+xml" href="https://calibrationledger.com/feed.xml" />
  </url>
</urlset>
