{
  "identifier": "http://www.idpf.org/epub/301/spec/",
  "title": "EPUB 3.0.1 Specification",
  "dc": {
    "creator": "EPUB 3 Working Group"
  },
  "spine": [
    "http://www.idpf.org/epub/301/spec/epub-overview.html",
    "http://www.idpf.org/epub/301/spec/epub-publications.html",
    "http://www.idpf.org/epub/301/spec/epub-contentdocs.html",
    "http://www.idpf.org/epub/301/spec/epub-mediaoverlays.html",
    "http://www.idpf.org/epub/301/spec/epub-ocf.html"
  ],
  "headings": "h1, h2, div.section > h3, h4, h5, h6"
}