# Tvarka ATK API Sign API

**Canonical:** https://apis.io/apis/tvarka/tvarka-atk-api-sign-api/  
**Provider:** Tvarka ATK API — https://apis.io/providers/tvarka/  
**Base URL:** https://atk.tvarka.pro/v1  
**Documentation:** https://atk.tvarka.pro/docs/

Tvarka ATK API Sign API is one of 10 APIs that [Tvarka ATK API](https://apis.io/providers/tvarka/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. Tagged areas include Sign. The published artifact set on APIs.io includes an OpenAPI specification and API documentation.

The QES signing ceremony (`/v1/sign/*`).

## Machine-readable artifacts (5)

- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/tvarka/refs/heads/main/openapi/tvarka-atk-api-sign-api-openapi.yml
- **PostmanCollection** — https://atk.tvarka.pro/postman/auth.json
- **PostmanCollection** — https://atk.tvarka.pro/postman/sign.json
- **Documentation** — https://atk.tvarka.pro/docs/
- **APIsJSON** — https://atk.tvarka.pro/apis.json

## Other Tvarka ATK API APIs (9)

- [Tvarka ATK API Auth API](https://apis.io/apis/tvarka/tvarka-atk-api-auth-api/)
- [Tvarka ATK API Erasure API](https://apis.io/apis/tvarka/tvarka-atk-api-erasure-api/)
- [Tvarka ATK API LTV API](https://apis.io/apis/tvarka/tvarka-atk-api-ltv-api/)
- [Tvarka ATK API Pairing API](https://apis.io/apis/tvarka/tvarka-atk-api-pairing-api/)
- [Tvarka ATK API Tvarka ATK API API](https://apis.io/apis/tvarka/tvarka-atk-api-tvarka-atk-api-api/)
- [Tvarka ATK API Tvarka ATK QES Signing API (paid Tier Addendum) API](https://apis.io/apis/tvarka/tvarka-atk-api-tvarka-atk-qes-signing-api-paid-tier-addendum-api/)
- [Tvarka ATK API Validation API](https://apis.io/apis/tvarka/tvarka-atk-api-validation-api/)
- [Tvarka ATK API Well Known API](https://apis.io/apis/tvarka/tvarka-atk-api-well-known-api/)
- [Tvarka Sign API](https://apis.io/apis/tvarka/tvarka-sign-api/)

## Tags

Sign

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/tvarka/tvarka-atk-api-sign-api/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/tvarka/.