# Add Task Proof

POST /{taskId}/proof

#### Description

Adds a proof item to a task, attaching supporting evidence and its associated metadata for tracking and review.

Endpoint: POST /{taskId}/proof
Version: 1.0
Security: oauth2

## Path parameters:

  - `taskId` (string, required)
    Unique ID of the task.

## Request fields (multipart/form-data):

  - `proof` (string, required)

  - `hp-proof-owned-by` (string)

  - `hp-proof-source` (string)

  - `hp-proof-source-id` (string)

  - `hp-proof-source-file-id` (string)

  - `hp-proof-source-modified-on` (string)

  - `hp-proof-live-sync-enabled` (boolean)

## Response 200 fields (application/json):

  - `id` (string)
    Unique identifier for the proof item
    Example: "4eb909de-51af-11ee-a644-522476618ae8"

  - `orgId` (string)
    Unique identifier for the organization
    Example: "ce83e3cd-5199-11ee-a644-522476618ae8"

  - `filename` (string)
    Name of the uploaded file
    Example: "example.txt"

  - `nameOverride` (string)
    Name of proof Hyperproof given by Hyperproof user

  - `contentType` (string)
    MIME type of the file (e.g.,text/plain)
    Example: "text/plain"

  - `fileExtension` (string)
    File extension (e.g.,txt)
    Example: "txt"

  - `size` (number)
    File size in bytes
    Example: 627

  - `version` (integer)
    Version of the proof item

  - `source` (string)
    Source of the file (e.g.,localComputer)
    Example: "localComputer"

  - `sourceVersion` (integer)
    The version of the proof maintained by the source system

  - `ownedBy` (string)
    Unique identifier of the user who owns the proof item
    Example: "82d7c228-8bcd-11e9-a94b-ab3de8494987"

  - `isPrivate` (boolean)
    Whether the proof item is private

  - `uploadedOn` (string)
    The date the proof was uploaded (ISO-8601 format)
    Example: "2023-09-12T20:59:47.694353Z"

  - `status` (string)
    Status of the proof item
    Enum: "active", "archived", "deleted", "pending", "canceled"

  - `createdBy` (string)
    Unique identifier of the user who created the proof item
    Example: "82d7c228-8bcd-11e9-a94b-ab3de8494987"

  - `createdOn` (string)
    The date the proof was created (ISO-8601 format)
    Example: "2023-09-12T20:59:47.694353Z"

  - `updatedBy` (string)
    Unique identifier of the user who last updated the proof item
    Example: "82d7c228-8bcd-11e9-a94b-ab3de8494987"

  - `updatedOn` (string)
    The date the proof was updated (ISO-8601 format)
    Example: "2023-09-12T20:59:47.694353Z"