w:pPrChange (Previous Paragraph Properties)

<!--
  The paragraph is now centered (current pPr: jc=center).
  It was previously left-aligned (old pPr inside pPrChange: jc=left).
-->
<w:p>
  <w:pPr>
    <w:jc w:val="center"/>
    <w:pPrChange w:id="1" w:author="Alice" w:date="2024-01-15T10:30:00Z">
      <w:pPr>
        <w:jc w:val="left"/>
      </w:pPr>
    </w:pPrChange>
  </w:pPr>
  <w:r><w:t>This paragraph was recently reformatted.</w:t></w:r>
</w:p>

using DocumentFormat.OpenXml.Wordprocessing;

var para = new Paragraph(
    new ParagraphProperties(
        new Justification { Val = JustificationValues.Center },
        new ParagraphPropertiesChange
        {
            Id = 1,
            Author = "Alice",
            Date = "2024-01-15T10:30:00Z",
        }.Append(
            new ParagraphProperties(
                new Justification { Val = JustificationValues.Left }
            )
        )
    ),
    new Run(new Text("This paragraph was recently reformatted."))
);