The SigningHub Workflow Evidence Report is a report with forensic evidence of the events that happened during a signing workflow.
This report can be retrieve programmatically from SigningHub after the signing workflow has been completed.
This example code will explain the download request via the SigningHub API.
Download Workflow
Evidence report
Overview
This sample code will show the
developer how to download the Workflow Evidence report for a certain
workflow.
The Workflow Evidence report is a
digitally signed PDF documents that contains details on the workflow,
the Signers and an audit trail of the signing workflow. The Workflow
Completion report can be used to help resolve disputes outside of
SigningHub.
Sample code
Use Case
Organisations that sign high value
documents can incur losses should a digitally signed document be
disputed after the signing workflow has completed.
Workflow Completion reports can be
downloaded after the signing workflow has been completed to be stored
with the signed document should a dispute arise.
Process flow

At a high level, the sample code
will perform the following steps:
-
Prepare the workflow.
-
Share the document.
-
Let Signer 1 sign the document.
-
Download the Workflow Evidence
report.
Requests

The following
requests must be called to share a document with one Signer. The
digital signing process will be completely automated.
Step 1 – Authenticate Document owner
Overview
|
Authenticate to SigningHub.
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Online Documentation
|
https://manuals.ascertia.com/SigningHub-apiguide/default.aspx#pageid=1010.
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Description
|
Authenticate to SigningHub, to start
transacting with SigningHub.
The required parameters will be
supplied by LAWtrust.
Contact
LAWtrust sales to get access to the testing environment.
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Parameters
|
The scope parameter tells the
system who the Document Owner is. Use the email address of the
Document Owner to identify the owner.
If this parameter is not set, the
integration account used to authenticate to SigningHub will be
considered to be the Document Owner.
Take note of the access_token
returned by the server. The access_token will be needed in
subsequent requests.
|
Step 2 – Add
Package
Overview
|
Create a package to upload documents
to.
|
Online Documentation
|
https://manuals.ascertia.com/SigningHub-apiguide/default.aspx#pageid=1020.
|
Description
|
The first step to creating a
workflow on SigningHub is to create a package. This step tells the
system what the name of the pack is that you want to create.
A package can contain one or more
documents.
|
Parameters
|
The access_token is obtained
during Step 1 - Authenticate.
Take note of the package_id
returned by the server. The package_id will be needed in
the subsequent requests.
|
Step 3 – Upload document
Overview
|
Upload a document to the package
created in the previous step.
|
Online Documentation
|
https://manuals.ascertia.com/SigningHub-apiguide/default.aspx#pageid=1022.
|
Description
|
Upload the document that must be
digitally signed to the system.
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Parameters
|
The access_token is obtained
during Step 1 - Authenticate.
The document_id returned by
the server will be needed in requests pertaining to the uploaded
document.
|
Step 4 – Add Signer 1 to the workflow
Overview
|
Add a signer to the workflow.
|
Online Documentation
|
https://manuals.ascertia.com/SigningHub-apiguide/default.aspx#pageid=1047.
|
Description
|
Add the name and email address of
the person that must sign the document.
|
Parameters
|
The access_token is obtained
during Step 1 - Authenticate.
The package_id is obtained
during Step 2 – Create Package.
Signing_order specifies the
Signer’s order to sign. The order number will be required in the
following steps. For the first signer, set the value to 1.
Set the field email_notification
to false. Prevent SigningHub from sending a notification email to
the user that they have a document to digitally sign.
|
Step 5 – Insert signature block 1
Overview
|
Draw a signature block for signer 1
on the document.
|
Online Documentation
|
https://manuals.ascertia.com/SigningHub-apiguide/default.aspx#pageid=1182.
|
Description
|
Add the name and email address of
the first person that must sign the document.
|
Parameters
|
This request will draw a signature
block on the document where the first signer’s signature must be
placed.
This request will look for the text
specified in the field search_text in the document and
place the signature block on the document.
The field placement can be
used to position the signature block relative to the search_text.
The size of the signature block can
be controlled with the dimension field.
Order corresponds to the
Signer’s order in which he / she must sign. Set the value to 1.
Take note of the field field_name
returned from the server. The field name will be needed for Step
8 – Sign Signer 1.
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Step 6 –
Share document
Step 7 – Authenticate signer 1
Overview
|
Authenticate Signer 1 to SigningHub.
|
Online Documentation
|
https://manuals.ascertia.com/SigningHub-apiguide/default.aspx#pageid=1010.
|
Description
|
For Signer 1 to sign the document,
they must first by authenticated to SigningHub.
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Parameters
|
Use the signer’s email address in
the username field and the signer’s password in the
password field.
The access_token will be
required during the next step Step 8 - Sign Signer 1.
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Step 8 – Sign Signer 1
Overview
|
Sign the document.
|
Online Documentation
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https://manuals.ascertia.com/SigningHub-apiguide/default.aspx#pageid=1087.
|
Description
|
Signer 1 signs the document in the
signature block that was drawn on the document during Step 5 –
Insert signature block.
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Parameters
|
For a full discussion of all the
parameters in this call, please see the online documentation.
Use the access_token that was
created during Step 7 – Authenticate signer 1.
Use the value from field_name
that was created during Step 5 – Insert signature block.
Hand_signature_image: The
image passed through in this field will be placed on the document
in the field that is specified in the field_name. The image must
be a base64 string.
User_name: The email address
of the Signer.
User_password: The password
of the Signer.
The values for username and password
must the same as the ones used during Step 7 – Authenticate
signer 1.
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Step 9 – Finish workflow
Step 10 – Authenticate Integration Account
Overview
|
Authenticate the Document Owner so
that the Document Owner can retrieve the history.
|
Online Documentation
|
https://manuals.ascertia.com/SigningHub-apiguide/default.aspx#pageid=1010.
|
Description
|
Authenticate to SigningHub, to
retrieve the workflow history.
Use the Document Owner’s
credentials to log in.
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Parameters
|
Take note of the access_token
returned by the server. The access_token will be needed in
subsequent requests.
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Step 11 – Download Workflow Evidence report
Overview
|
Download the Forensic Workflow
Evidence Report document.
|
Online Documentation
|
https://manuals.ascertia.com/SigningHub-apiguide/default.aspx#pageid=1045.
|
Description
|
The forensic Workflow Evidence
report contains an audit trail of all the actions that happened
during the signing workflow.
The forensic report has been
digitally signed to proof that the audit trail has not been
tampered should a dispute arise later on.
|
Parameters
|
Provide the package_id of the
forensic report to download.
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