{{- $caption := default "Math Render" .Attributes.caption -}}
{{- $ordinal := add .Ordinal 1 -}}
{{- $hash := print (truncate 3 "" (sha256 .Inner)) (truncate 3 "" (sha256 .Page.RelPermalink)) "-" $ordinal -}}
{{- $id := print "math:" $hash | safeURL -}}

<math-ml>
  <figure id="{{ $id }}">
    <figure>
      {{- with $math := .Inner -}}
        {{- $math | safeHTML -}}
      {{- end -}}
    </figure>
    <figcaption>
      <a href="#{{ $id }}">({{ $ordinal }})</a>
      {{ $caption | markdownify }}
    </figcaption>
  </figure>
</math-ml>