Tvarka ATK API

Tvarka ATK API Signings API

Create and follow a signing.

GitHub OpenAPI

Operations 16

GET /v1/signings List signings #
POST /v1/signings Create a signing #
GET /v1/signings/{signingId} Get a signing #
PATCH /v1/signings/{signingId} Update a live signing deadline #
DELETE /v1/signings/{signingId} Erase one signing #
POST /v1/signings/{signingId}/archive Raise the signed output to a long-term level #
GET /v1/signings/{signingId}/comments Read the notes on a signing #
POST /v1/signings/{signingId}/comments Add a note to a signing #
POST /v1/erasure Erase terminal signings in bulk #
POST /v1/signings/{signingId}/cancel Cancel a signing #
GET /v1/signings/{signingId}/document Download the signed document #
POST /v1/signings/{signingId}/signers Add a signer to a live signing #
PATCH /v1/signings/{signingId}/signers/{signerId} Update a pending signer's allowed methods #
DELETE /v1/signings/{signingId}/signers/{signerId} Remove a pending signer #
POST /v1/signings/{signingId}/signers/{signerId}/remind Remind one signer #
POST /v1/signings/{signingId}/simulate Drive a sandbox signing to an outcome #

Documentation

📖
Documentation
https://atk.tvarka.pro/docs/

Specifications

⚙
OpenAPI
https://raw.githubusercontent.com/api-evangelist/tvarka/refs/heads/main/openapi/tvarka-signings-api-openapi.yml

Other Resources

🔗
PostmanCollection
https://atk.tvarka.pro/postman/auth.json
🔗
PostmanCollection
https://atk.tvarka.pro/postman/sign.json
🔗
APIsJSON
https://atk.tvarka.pro/apis.json

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OpenAPI Specification

tvarka-signings-api-openapi.yml Raw ↑ 
openapi: 3.2.0
info:
  title: Tvarka Sign Signings API
  version: 1.2.1
  x-status: 'Live and publicly reachable at https://sign-api.tvarka.pro since 2026-08-27, on both production boxes and behind Cloudflare. The first production tenant was onboarded 2026-08-28 and the launch gate ceremony ran the same day: a production signing ordered through this API was signed with a real eID (Mobile-ID) and validated QUALIFIED_VALID, and webhook delivery was exercised the same day against an external production receiver with the HMAC signature and idempotency key verified on arrival.'
  description: 'Machine channel for Tvarka Sign: post a document and a list of signers,

    and Tvarka runs its ordinary qualified signing ceremony for each of them.'
  contact:
    name: Tvarka
    email: info@tvarka.pro
    url: https://tvarka.pro
servers:
- url: https://sign-api.tvarka.pro
  description: Production and sandbox (selected by the key)
security:
- bearerAuth: []
tags:


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# Full source: https://raw.githubusercontent.com/api-evangelist/tvarka/refs/heads/main/openapi/tvarka-signings-api-openapi.yml