{
  "version": 1,
  "updatedAt": "2026-10-04",
  "publicationPolicy": "Selected, source-checked lessons; private search trails are not automatically published.",
  "lessons": [
    {
      "slug": "ruthenium",
      "url": "https://quantaphi.org/learn/ruthenium/",
      "title": "Ruthenium: element 44",
      "extractionTerms": [
        "Ru",
        "ruthenium",
        "atomic number 44",
        "ruthenium-102",
        "electrical contacts",
        "catalysts"
      ],
      "sources": [
        {
          "title": "Royal Society of Chemistry: Ruthenium",
          "url": "https://periodic-table.rsc.org/element/44/ruthenium"
        },
        {
          "title": "IUPAC Gold Book: Atomic number",
          "url": "https://goldbook.iupac.org/terms/view/A00499"
        },
        {
          "title": "US Department of Energy: Isotopes",
          "url": "https://www.energy.gov/science/doe-explainsisotopes"
        }
      ],
      "author": "QuantaPhi",
      "writingMethod": "AI-assisted draft by Codex",
      "sourceCheck": "Codex AI, 2026-10-04",
      "independentExpertReview": false
    },
    {
      "slug": "atomic-number",
      "url": "https://quantaphi.org/learn/atomic-number/",
      "title": "Atomic number, mass number and isotopes",
      "extractionTerms": [
        "atomic number",
        "mass number",
        "isotope",
        "proton",
        "neutron",
        "deuterium"
      ],
      "sources": [
        {
          "title": "IUPAC Gold Book: Atomic number",
          "url": "https://goldbook.iupac.org/terms/view/A00499"
        },
        {
          "title": "US Department of Energy: Deuterium\u2013tritium fusion fuel",
          "url": "https://www.energy.gov/science/doe-explainsdeuterium-tritium-fusion-fuel"
        },
        {
          "title": "IUPAC Gold Book: Mass number",
          "url": "https://goldbook.iupac.org/terms/view/M03726"
        }
      ],
      "author": "QuantaPhi",
      "writingMethod": "AI-assisted draft by Codex",
      "sourceCheck": "Codex AI, 2026-10-04",
      "independentExpertReview": false
    },
    {
      "slug": "search-to-quants",
      "url": "https://quantaphi.org/learn/search-to-quants/",
      "title": "How a search becomes a Quant",
      "extractionTerms": [
        "research trail",
        "extracted terms",
        "parent Quant",
        "root Quant",
        "sources",
        "contained references"
      ],
      "sources": [
        {
          "title": "QuantaPhi: About Quants",
          "url": "https://quantaphi.org/about.html"
        },
        {
          "title": "QuantaPhi research model",
          "url": "https://github.com/www-infinity4/QuantaPhi/blob/main/quant-trail.js"
        },
        {
          "title": "QuantaPhi research sync",
          "url": "https://github.com/www-infinity4/QuantaPhi/blob/main/search-wallet-sync.js"
        }
      ],
      "author": "QuantaPhi",
      "writingMethod": "AI-assisted draft by Codex",
      "sourceCheck": "Codex AI, 2026-10-04",
      "independentExpertReview": false
    }
  ]
}