{"success":true,"data":{"ext":"sxi","name":"OpenOffice spreadsheet","description":"OpenOffice Impress is a presentation file format originally created by Sun Microsystems and later maintained within the OpenOffice and LibreOffice ecosystems. It was used for slide decks, lecture materials, business presentations, and other multimedia presentations in OpenOffice Impress. The format is a legacy predecessor to newer OpenDocument-based files, and documents from untrusted sources should still be opened with standard caution, although the format is generally considered safe.","mime":["application/vnd.sun.xml.impress"],"risk_level":"Safe","signatures":[{"hex":"50 4B 03 04","offset":0,"sources":[{"name":"Gary Kessler","url":"https://www.garykessler.net/library/file_sigs_GCK_latest.html"}]}],"related":["sxc","sxd","sxw"],"usage":{"python":"def is_sxi(file_path: str) -> bool:\n    \"\"\"Check if file is a valid SXI by magic bytes.\"\"\"\n    signature = bytes([0x50, 0x4B, 0x03, 0x04])\n    with open(file_path, \"rb\") as f:\n        return f.read(4) == signature","node":"function isSXI(buffer: Buffer): boolean {\n  const signature = Buffer.from([0x50, 0x4B, 0x03, 0x04]);\n  return buffer.subarray(0, 4).equals(signature);\n}","go":"func IsSXI(data []byte) bool {\n    signature := []byte{0x50, 0x4B, 0x03, 0x04}\n    if len(data) < 4 {\n        return false\n    }\n    return bytes.Equal(data[:4], signature)\n}"}}}