> For the complete documentation index, see [llms.txt](https://docs.uqudo.com/docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.uqudo.com/docs/kyc/uqudo-sdk/sdk-result/data-structure/scan-object.md).

# Scan Object

<table><thead><tr><th width="161">Attribute</th><th>Description</th></tr></thead><tbody><tr><td><strong>faceImageId</strong></td><td>The id of the image of the face of the user in the document. See <a href="/pages/b9juEvkfh4v7shlSCGVb">Download a resource</a> for details on how to download the image.</td></tr><tr><td><strong>faceImageIdChecksum</strong></td><td>Checksum of the image binary. The value has the format "sha256:&#x3C;digest>" with the prefix defining the cryptographic hash that was used, SHA-256 in this case.</td></tr><tr><td><strong>frontImageId</strong></td><td>The id of the image of the front page of the document. See <a href="/pages/b9juEvkfh4v7shlSCGVb">Download a resource</a> for details on how to download the image.</td></tr><tr><td><strong>frontImageIdChecksum</strong></td><td>Checksum of the image binary. The value has the format "sha256:&#x3C;digest>" with the prefix defining the cryptographic hash that was used, SHA-256 in this case.</td></tr><tr><td><strong>frontFrameImageId</strong></td><td>The id of the complete frame image of the document's front side. See <a href="/pages/b9juEvkfh4v7shlSCGVb">Download a resource</a> for details on how to download the image.<br><strong>Note</strong>: Only available in mobile SDK 3.3.0 and above</td></tr><tr><td><strong>frontFrameImageIdChecksum</strong></td><td>Checksum of the image binary. The value has the format "sha256:&#x3C;digest>" with the prefix defining the cryptographic hash that was used, SHA-256 in this case.</td></tr><tr><td><strong>backImageId</strong></td><td>The id of the image of the back page of the document. See <a href="/pages/b9juEvkfh4v7shlSCGVb">Download a resource</a> for details on how to download the image.<br><strong>Note</strong>: Only available if the document has a back side</td></tr><tr><td><strong>backImageIdChecksum</strong></td><td>Checksum of the image binary. The value has the format "sha256:&#x3C;digest>" with the prefix defining the cryptographic hash that was used, SHA-256 in this case.</td></tr><tr><td><strong>backFrameImageId</strong></td><td>The id of the complete frame image of the document's back side. See <a href="/pages/b9juEvkfh4v7shlSCGVb">Download a resource</a> for details on how to download the image.<br><strong>Note</strong>: Only available in mobile SDK 3.3.0 and above</td></tr><tr><td><strong>backFrameImageIdChecksum</strong></td><td>Checksum of the image binary. The value has the format "sha256:&#x3C;digest>" with the prefix defining the cryptographic hash that was used, SHA-256 in this case.</td></tr><tr><td><strong>front</strong></td><td>See API Documentation for the <a href="/pages/orr2KPMMK0ld84EOloiL">Scan / OCR fields</a>. The only exception is the face image that is not included directly in the result but as a reference as per the common fields described above</td></tr><tr><td><strong>back</strong></td><td>See API Documentation for the <a href="/pages/orr2KPMMK0ld84EOloiL">Scan / OCR fields</a>. The only exception is the face image that is not included directly in the result but as a reference as per the faceImageId described above</td></tr></tbody></table>