Zero Hash Staking API

openapi: 3.2.0
info:
  title: zerohash Staking API
  description: '

    ### Authentication


    zerohash Uses HMAC SHA-256 verification to ensure the authenticity of API requests, follow instructions by link [https://docs.zerohash.com/reference/api-authentication](https://docs.zerohash.com/reference/api-authentication)


    <a href="/zh-swagger.json">Download zerohash OpenAPI Schema as JSON</a>

    '
  version: 1.7.0
servers:
- url: https://api.cert.zerohash.com
  description: Certification API server
security:
- apiKey: []
  apiPassphrase: []
tags:
- name: Staking
  description: Staking, Unstaking and associated Rewards Services
paths:
  /stakes:
    post:
      tags:
      - Staking
      summary: Create a new stake
      description: Submit a staking request for a specific asset. The platform performs validation checks before processing the stake.
      parameters:
      - $ref: '#/components/parameters/Signature'
      - $ref: '#/components/parameters/Timestamp'
      - $ref: '#/components/parameters/RequestId'
      requestBody:
        description: Staking request details
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/PostStakeBody'
      responses:
        '201':
          description: Stake successfully submitted
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/PostStakeResponse'
        '400':
          description: Validation failed
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/StakingValidationErrorResponse'
        '403':
          description: Forbidden
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Code403'
        '404':
          description: Not Found
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Code404'
        '500':
          description: Internal Server Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Code500'
        '503':
          description: Service Unavailable
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Code503'
  /stakes/unstake:
    post:
      tags:
      - Staking
      summary: Unstake assets
      description: Execute unstaking operation to withdraw staked assets. Funds will become available after the network-specific cooldown period.
      parameters:
      - $ref: '#/components/parameters/Signature'
      - $ref: '#/components/parameters/Timestamp'
      - $ref: '#/components/parameters/RequestId'
      requestBody:
        description: Unstaking request details
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/PostUnstakeBody'
      responses:
        '201':
          description: Unstake request successfully submitted
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/PostUnstakeResponse'
        '400':
          description: Bad Request
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Code400'
        '403':
          description: Forbidden
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Code403'
        '404':
          description: Not Found
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Code404'
        '500':
          description: Internal Server Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Code500'
        '503':
          description: Service Unavailable
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Code503'
  /stakes/{stake_id}/cancel:
    post:
      tags:
      - Staking
      summary: Cancel a stake
      description: Cancel a pending stake request before it is fully processed.
      parameters:
      - $ref: '#/components/parameters/Signature'
      - $ref: '#/components/parameters/Timestamp'
      - $ref: '#/components/parameters/RequestId'
      - name: stake_id
        in: path
        description: The unique identifier of the stake to cancel
        required: true
        schema:
          type: string
          example: c761fc96-5c44-40d4-8eb2-3fcd5d06754e
      responses:
        '200':
          description: Stake cancellation submitted
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/PostCancelStakeResponse'
        '400':
          description: Validation failed
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/StakingValidationErrorResponse'
        '403':
          description: Forbidden
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Code403'
        '404':
          description: Not Found
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Code404'
        '500':
          description: Internal Server Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Code500'
        '503':
          description: Service Unavailable
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Code503'
  /stakes/unstake/{unstake_id}/cancel:
    post:
      tags:
      - Staking
      summary: Cancel an unstake
      description: Cancel a pending unstake request before it is fully processed.
      parameters:
      - $ref: '#/components/parameters/Signature'
      - $ref: '#/components/parameters/Timestamp'
      - $ref: '#/components/parameters/RequestId'
      - name: unstake_id
        in: path
        description: The unique identifier of the unstake to cancel
        required: true
        schema:
          type: string
          example: c761fc96-5c44-40d4-8eb2-3fcd5d06754e
      responses:
        '200':
          description: Unstake cancellation submitted
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/PostCancelUnstakeResponse'
        '400':
          description: Validation failed
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/StakingValidationErrorResponse'
        '403':
          description: Forbidden
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Code403'
        '404':
          description: Not Found
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Code404'
        '500':
          description: Internal Server Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Code500'
        '503':
          description: Service Unavailable
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Code503'
  /stakes/{stake_id}/status:
    get:
      tags:
      - Staking
      summary: Get stake status
      description: Get the current status and details of a specific stake by its ID.
      parameters:
      - $ref: '#/components/parameters/Signature'
      - $ref: '#/components/parameters/Timestamp'
      - name: stake_id
        in: path
        description: The unique identifier of the stake
        required: true
        schema:
          type: string
          example: c761fc96-5c44-40d4-8eb2-3fcd5d06754e
      - name: account_label
        in: query
        description: Filter by settlement account label
        required: false
        schema:
          type: string
          example: general
      responses:
        '200':
          description: Stake status retrieved successfully
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/GetStakeStatusResponse'
        '400':
          description: Bad Request
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Code400'
        '403':
          description: Forbidden
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Code403'
        '404':
          description: Not Found
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Code404'
        '500':
          description: Internal Server Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Code500'
        '503':
          description: Service Unavailable
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Code503'
  /stakes/unstake/{unstake_id}/status:
    get:
      tags:
      - Staking
      summary: Get unstake status
      description: Get the current status and details of a specific unstake request by its ID.
      parameters:
      - $ref: '#/components/parameters/Signature'
      - $ref: '#/components/parameters/Timestamp'
      - name: unstake_id
        in: path
        description: The unique identifier of the unstake request
        required: true
        schema:
          type: string
          example: c761fc96-5c44-40d4-8eb2-3fcd5d06757d
      - name: account_label
        in: query
        description: Filter by settlement account label
        required: false
        schema:
          type: string
          example: general
      responses:
        '200':
          description: Unstake status retrieved successfully
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/GetUnstakeStatusResponse'
        '400':
          description: Bad Request
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Code400'
        '403':
          description: Forbidden
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Code403'
        '404':
          description: Not Found
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Code404'
        '500':
          description: Internal Server Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Code500'
        '503':
          description: Service Unavailable
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Code503'
  /stakes/{participant_code}:
    get:
      tags:
      - Staking
      summary: List participant stakes
      description: List all stakes for a participant with optional filtering by asset and status. Includes a summary of total staked value and rewards.
      parameters:
      - $ref: '#/components/parameters/Signature'
      - $ref: '#/components/parameters/Timestamp'
      - name: participant_code
        in: path
        description: Participant identifier
        required: true
        schema:
          type: string
          example: XXXXXX
      - name: asset
        in: query
        description: Filter by specific asset
        required: false
        schema:
          type: string
          example: ETH
      - name: status
        in: query
        description: Filter by stake status
        required: false
        schema:
          type: string
          enum:
          - submitted
          - queued
          - canceled
          - broadcasted
          - confirmed
          - staked
          - failed
          example: staked
      - name: account_label
        in: query
        description: Filter by settlement account label
        required: false
        schema:
          type: string
          example: general
      - name: page
        in: query
        description: Page number for pagination
        required: false
        schema:
          type: integer
          minimum: 1
          default: 1
          example: 1
      - name: page_size
        in: query
        description: Number of results per page
        required: false
        schema:
          type: integer
          minimum: 1
          maximum: 100
          default: 50
          example: 50
      responses:
        '200':
          description: Stakes retrieved successfully
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/GetStakesResponse'
        '400':
          description: Bad Request
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Code400'
        '403':
          description: Forbidden
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Code403'
        '404':
          description: Not Found
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Code404'
        '500':
          description: Internal Server Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Code500'
        '503':
          description: Service Unavailable
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Code503'
  /stakes/{participant_code}/rewards:
    get:
      tags:
      - Staking
      summary: List staking rewards
      description: Retrieve staking reward history for a participant. Includes detailed reward information and cumulative summaries.
      parameters:
      - $ref: '#/components/parameters/Signature'
      - $ref: '#/components/parameters/Timestamp'
      - name: participant_code
        in: path
        description: Participant identifier
        required: true
        schema:
          type: string
          example: XXXXXX
      - name: asset
        in: query
        description: Filter by specific asset
        required: false
        schema:
          type: string
          example: ETH
      - name: stake_id
        in: query
        description: Filter by specific stake ID
        required: false
        schema:
          type: string
          example: c761fc96-5c44-40d4-8eb2-3fcd5d06754e
      - name: account_label
        in: query
        description: Filter by settlement account label
        required: false
        schema:
          type: string
          example: general
      - name: start_date
        in: query
        description: Start date for reward history (ISO 8601 format)
        required: false
        schema:
          type: string
          format: date
          example: '2025-01-01'
      - name: end_date
        in: query
        description: End date for reward history (ISO 8601 format)
        required: false
        schema:
          type: string
          format: date
          example: '2025-12-31'
      - name: page
        in: query
        description: Page number for pagination
        required: false
        schema:
          type: integer
          minimum: 1
          default: 1
          example: 1
      - name: page_size
        in: query
        description: Number of results per page
        required: false
        schema:
          type: integer
          minimum: 1
          maximum: 100
          default: 50
          example: 50
      responses:
        '200':
          description: Rewards retrieved successfully
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/GetStakingRewardsResponse'
        '400':
          description: Bad Request
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Code400'
        '403':
          description: Forbidden
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Code403'
        '404':
          description: Not Found
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Code404'
        '500':
          description: Internal Server Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Code500'
        '503':
          description: Service Unavailable
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Code503'
  /stakes/{participant_code}/{asset}/summary:
    get:
      tags:
      - Staking
      summary: Get staking summary
      description: Get a summary of the staking activity for a given participant_code and asset, including total staked amount, total rewards earned, and average APY.
      parameters:
      - $ref: '#/components/parameters/Signature'
      - $ref: '#/components/parameters/Timestamp'
      - name: participant_code
        in: path
        description: Participant identifier
        required: true
        schema:
          type: string
          example: CUST01
      - name: asset
        in: path
        description: Asset symbol
        required: true
        schema:
          type: string
          example: ETH
      responses:
        '200':
          description: Summary retrieved successfully
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/GetSummaryResponse'
        '400':
          description: Bad Request
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Code400'
        '403':
          description: Forbidden
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Code403'
        '404':
          description: Not Found
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Code404'
        '500':
          description: Internal Server Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Code500'
        '503':
          description: Service Unavailable
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Code503'
components:
  schemas:
    Code400:
      type: object
      description: Request was rejected by validation or a downstream service. `errors` is an array of human-readable messages; each entry describes a single validation failure or business-rule violation.
      required:
      - errors
      properties:
        errors:
          type: array
          items:
            type: string
          example:
          - body/amount must be >= 0
          - body/asset is required
    PostUnstakeResponse:
      type: object
      properties:
        request_id:
          type: string
          description: Request identifier
          example: 8bb7e203-13e0-4208-80bc-e9fdb7faa13e
        message:
          type: object
          properties:
            unstake_id:
              type: string
              description: The unique identifier of the unstake request
              example: c761fc96-5c44-40d4-8eb2-3fcd5d06757d
            participant_code:
              type: string
              description: Participant identifier
              example: CUST01
            asset:
              type: string
              description: Asset being unstaked
              example: ETH
            account_group:
              type: string
              description: Account group (usually the platform code)
              example: CUST01
            account_label:
              type: string
              description: Settlement account label
              example: general
            amount:
              type: string
              description: Amount being unstaked
              example: '5.0'
            status:
              type: string
              description: Status of the unstake request
              enum:
              - submitted
              - queued
              - canceled
              - broadcasted
              - confirmed
              - unstaked
              - failed
              example: submitted
            cooldown_period_days:
              type: integer
              description: Number of days for cooldown period
              example: 8
            estimated_available_at:
              type: string
              format: date-time
              description: Estimated time when funds will be available
              example: '2025-09-03T16:00:00Z'
            created_at:
              type: string
              format: date-time
              description: Timestamp when unstake was created
              example: '2025-08-24T16:00:00Z'
    StakingValidationErrorResponse:
      type: object
      properties:
        error_code:
          type: string
          description: Error code
          example: VALIDATION_FAILED
        message:
          type: string
          description: Error message
          example: Staking validation failed
        details:
          type: object
          properties:
            participant_code:
              type: string
              example: XXXXXX
            stake_id:
              type: string
              example: c761fc96-5c44-40d4-8eb2-3fcd5d06754e
            asset:
              type: string
              example: ETH
            validation_checks:
              type: object
              properties:
                jurisdiction_allowed:
                  type: boolean
                  example: true
                terms_accepted:
                  type: boolean
                  example: false
                platform_restrictions:
                  type: string
                  example: none
                sufficient_balance:
                  type: boolean
                  example: true
        user_message:
          type: string
          description: User-friendly error message
          example: Please accept terms and conditions to proceed
    GetStakeStatusResponse:
      type: object
      properties:
        request_id:
          type: string
          description: Request identifier
          example: 8bb7e203-13e0-4208-80bc-e9fdb7faa13e
        message:
          type: object
          properties:
            stake_id:
              type: string
              description: The unique identifier of the stake
              example: c761fc96-5c44-40d4-8eb2-3fcd5d06754e
            participant_code:
              type: string
              description: Participant identifier
              example: CUST01
            asset:
              type: string
              description: Asset staked
              example: ETH
            amount:
              type: string
              description: Amount of asset staked
              example: '10.5'
            status:
              type: string
              description: Current status of the stake
              enum:
              - submitted
              - queued
              - canceled
              - broadcasted
              - confirmed
              - staked
              - failed
              example: staked
            created_at:
              type: string
              format: date-time
              description: Timestamp when stake was created
              example: '2025-08-24T16:00:00Z'
            activated_at:
              type: string
              format: date-time
              description: Timestamp when stake became active. Only present once the stake has activated on-chain.
              example: '2025-08-25T16:00:00Z'
            account_label:
              type: string
              description: Settlement account label associated with the stake. Present when returned by the upstream service.
              example: general
    PostStakeResponse:
      type: object
      properties:
        request_id:
          type: string
          description: Request identifier
          example: 8bb7e203-13e0-4208-80bc-e9fdb7faa13e
        message:
          type: object
          properties:
            stake_id:
              type: string
              description: The unique identifier of the stake
              example: c761fc96-5c44-40d4-8eb2-3fcd5d06754e
            participant_code:
              type: string
              description: Participant identifier
              example: CUST01
            asset:
              type: string
              description: Asset staked
              example: ETH
            amount:
              type: string
              description: Amount of asset staked
              example: '10.5'
            status:
              type: string
              description: Status of the stake
              enum:
              - submitted
              - queued
              - canceled
              - broadcasted
              - confirmed
              - staked
              - failed
              example: submitted
            created_at:
              type: string
              format: date-time
              description: Timestamp when stake was created
              example: '2025-08-24T16:00:00Z'
            activated_at:
              type: string
              format: date-time
              description: Timestamp when stake was activated (optional)
              example: '2025-08-25T16:00:00Z'
    PostUnstakeBody:
      type: object
      properties:
        participant_code:
          type: string
          description: Participant identifier
          example: CUST01
        account_label:
          type: string
          description: Settlement account label. The account must already exist for the participant.
          example: general
        asset:
          type: string
          description: Asset to unstake
          example: ETH
        amount:
          type: string
          description: Amount to unstake
          example: '5.0'
      required:
      - participant_code
      - account_label
      - asset
      - amount
    Code500:
      type: object
      description: An unexpected error occurred on the server. The request can be retried after a short delay, but the same inputs may reproduce the error.
      required:
      - error
      properties:
        error:
          type: string
          example: Internal Server Error
    PostCancelUnstakeResponse:
      type: object
      properties:
        request_id:
          type: string
          description: Request identifier
          example: 8bb7e203-13e0-4208-80bc-e9fdb7faa13e
        message:
          type: object
          properties:
            unstake_id:
              type: string
              description: The unstake ID being cancelled
              example: c761fc96-5c44-40d4-8eb2-3fcd5d06757d
    PostCancelStakeResponse:
      type: object
      properties:
        request_id:
          type: string
          description: Request identifier
          example: 8bb7e203-13e0-4208-80bc-e9fdb7faa13e
        message:
          type: object
          properties:
            stake_id:
              type: string
              description: The stake ID being cancelled
              example: c761fc96-5c44-40d4-8eb2-3fcd5d06754e
    GetUnstakeStatusResponse:
      type: object
      properties:
        request_id:
          type: string
          description: Request identifier
          example: 8bb7e203-13e0-4208-80bc-e9fdb7faa13e
        message:
          type: object
          properties:
            unstake_id:
              type: string
              description: The unique identifier of the unstake request
              example: c761fc96-5c44-40d4-8eb2-3fcd5d06757d
            participant_code:
              type: string
              description: Participant identifier
              example: CUST01
            asset:
              type: string
              description: Asset being unstaked
              example: ETH
            account_group:
              type: string
              description: Account group (usually the platform code)
              example: CUST01
            account_label:
              type: string
              description: Settlement account label
              example: general
            amount:
              type: string
              description: Amount being unstaked
              example: '5.0'
            status:
              type: string
              description: Current status of the unstake request
              enum:
              - submitted
              - queued
              - canceled
              - broadcasted
              - confirmed
              - unstaked
              - failed
              example: submitted
            cooldown_period_days:
              type: integer
              description: Number of days for cooldown period
              example: 8
            estimated_available_at:
              type: string
              format: date-time
              description: Estimated time when funds will be available
              example: '2025-09-03T16:00:00Z'
            created_at:
              type: string
              format: date-time
              description: Timestamp when unstake was created
              example: '2025-08-24T16:00:00Z'
    Code503:
      type: object
      description: 'A downstream dependency was unavailable, timed out, or returned a retryable error. Safe to retry; the response carries a `zh-allow-retry: true` header.'
      required:
      - error
      properties:
        error:
          type: string
          example: Service Unavailable
    StakeEntity:
      type: object
      properties:
        stake_id:
          type: string
          description: The unique identifier of the stake
          example: c761fc96-5c44-40d4-8eb2-3fcd5d06754e
        participant_code:
          type: string
          description: Participant identifier
          example: CUST01
        asset:
          type: string
          description: Asset staked
          example: ETH
        amount:
          type: string
          description: Amount of asset staked
          example: '10.5'
        status:
          type: string
          description: Current status of the stake
          enum:
          - submitted
          - queued
          - canceled
          - broadcasted
          - confirmed
          - staked
          - failed
          example: staked
        created_at:
          type: string
          format: date-time
          description: Timestamp when stake was created
          example: '2025-08-24T16:00:00Z'
        activated_at:
          type: string
          format: date-time
          description: Timestamp when stake was activated
          example: '2025-08-24T12:00:00Z'
    GetStakingRewardsResponse:
      type: object
      properties:
        rewards:
          type: array
          items:
            $ref: '#/components/schemas/StakingRewardEntity'
          description: List of rewards
        page:
          type: integer
          description: Current page number
          example: 1
        total_pages:
          type: integer
          description: Total number of pages
          example: 1
    PostStakeBody:
      type: object
      properties:
        participant_code:
          type: string
          description: Participant identifier
          example: CUST01
        account_label:
          type: string
          description: Settlement account label. The account must already exist for the participant.
          example: general
        asset:
          type: string
          description: Asset to stake
          example: ETH
        notional:
          type: string
          description: Amount to stake in notional currency
          example: '35000.00'
      required:
      - participant_code
      - account_label
      - asset
      - notional
    Code403:
      type: object
      description: Authentication or authorization failed. `error` is always `true`; `message` explains which check failed (missing API key, bad signature, insufficient permission, etc.).
      required:
      - error
      - messag

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# Full source: https://raw.githubusercontent.com/api-evangelist/zero-hash/refs/heads/main/openapi/zero-hash-staking-api-openapi.yml