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Signature is a gh-element that allows to sign the item or application. It provides the space where user can write his signature.

Functional Characteristics

This element is used to sign documents immediately in application. Use it to get digital signature.

Value Format

Every signature is saved in the separated file. Exactly the ID of that file is a value of the field.

    "field_value": "941185"

Element Options

Signature does not have any additional options. It can be configure using only standard field settings.

Settings of signature field

Element Style

The signature as lots of other elements has a standard set of style settings. As for interpretation, its types are described in the last chapter.

Style of signature element

Data Model

The element data model is quite simple:

    "data_model": {
        "interpretation": []
Name Type Description
interpretation array contains all interpretation types and their properties


With Value you can filter items by whether they are signed or not.


Almost all item interpretations allow you to enter and save the user's signature. They differ only in size.

Types of signature interpretation

Default 128x128

Displays the signature as a 128x128 image.

Default 64x64

This type allows the element to be displayed as a 64x64 image.

Default 256x256

Due to this type the element is displayed as a 256x256 image.

Default 512x512

The current interpretation type allows to display the item as a 512x512 image.

Plain Text

This type displays the signature as an icon.


The last interpretation type displays the value of the current gh-element.