> ## Documentation Index
> Fetch the complete documentation index at: https://docs.digitalseaservice.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Clear official sea-service days on a vessel calendar



## OpenAPI

````yaml /api-reference/openapi.json delete /v1/me/vessels/{vessel_id}/calendar
openapi: 3.1.0
info:
  title: DSS Public API
  description: >-
    Public OAuth 2.0 API for Digital Sea Service. See
    https://docs.digitalseaservice.com for the developer guide.
  version: 1.0.0
  contact:
    name: DSS Developer Support
    email: admin@digitalseaservice.com
    url: https://docs.digitalseaservice.com
  license:
    name: Proprietary
  termsOfService: https://digitalseaservice.com/terms
servers:
  - url: https://api.digitalseaservice.com
    description: Production
  - url: https://api.dev.digitalseaservice.com
    description: Sandbox (dev)
security: []
paths:
  /v1/me/vessels/{vessel_id}/calendar:
    delete:
      tags:
        - calendar
      summary: Clear official sea-service days on a vessel calendar
      operationId: delete_vessel_calendar_v1_me_vessels__vessel_id__calendar_delete
      parameters:
        - name: vessel_id
          in: path
          required: true
          schema:
            type: string
            title: Vessel Id
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/CalendarDeleteRequest'
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/CalendarDeleteResponse'
        '400':
          description: '`invalid_request` — a query parameter (e.g. cursor) was malformed.'
          content:
            application/problem+json:
              schema:
                $ref: '#/components/schemas/ProblemDetails'
        '401':
          description: >-
            `invalid_token` — bearer token missing, malformed, expired, or
            revoked.
          content:
            application/problem+json:
              schema:
                $ref: '#/components/schemas/ProblemDetails'
        '403':
          description: '`insufficient_scope` — the token lacks the required scope.'
          content:
            application/problem+json:
              schema:
                $ref: '#/components/schemas/ProblemDetails'
        '422':
          description: >-
            `invalid_request` — request validation failed; see the `errors`
            array.
          content:
            application/problem+json:
              schema:
                $ref: '#/components/schemas/ValidationProblemDetails'
        '429':
          description: '`rate_limit_exceeded` — per-client request budget exhausted.'
          content:
            application/problem+json:
              schema:
                $ref: '#/components/schemas/ProblemDetails'
        '500':
          description: >-
            `internal_error` — an unexpected error occurred; reference
            `instance`.
          content:
            application/problem+json:
              schema:
                $ref: '#/components/schemas/ProblemDetails'
      security:
        - oauth2:
            - calendar:write
        - bearerAuth: []
components:
  schemas:
    CalendarDeleteRequest:
      properties:
        dates:
          items:
            type: string
          type: array
          maxItems: 400
          minItems: 1
          title: Dates
      type: object
      required:
        - dates
      title: CalendarDeleteRequest
    CalendarDeleteResponse:
      properties:
        ok:
          type: boolean
          title: Ok
        deleted:
          type: integer
          title: Deleted
      type: object
      required:
        - ok
        - deleted
      title: CalendarDeleteResponse
    ProblemDetails:
      type: object
      description: >-
        RFC 7807 Problem Details. Returned with the `application/problem+json`
        content type on every resource (`/v1/*`) error.
      properties:
        type:
          type: string
          format: uri
          description: Stable URL identifying the error type; resolves to its docs page.
        title:
          type: string
          description: Short, human-readable summary of the error type.
        status:
          type: integer
          description: HTTP status code.
        detail:
          type: string
          description: Explanation specific to this occurrence.
        instance:
          type: string
          description: Request correlation id; matches the `X-Request-Id` header.
      required:
        - type
        - title
        - status
        - detail
        - instance
    ValidationProblemDetails:
      description: Problem Details for a 422, carrying a per-field `errors` array.
      allOf:
        - $ref: '#/components/schemas/ProblemDetails'
        - type: object
          properties:
            errors:
              type: array
              description: One entry per field that failed validation.
              items:
                type: object
                additionalProperties: true
  securitySchemes:
    oauth2:
      type: oauth2
      description: >-
        OAuth 2.0 Authorization Code flow with PKCE. See the integration guide
        at docs.digitalseaservice.com for the full step-by-step.
      flows:
        authorizationCode:
          authorizationUrl: https://api.digitalseaservice.com/oauth/authorize
          tokenUrl: https://api.digitalseaservice.com/oauth/token
          refreshUrl: https://api.digitalseaservice.com/oauth/token
          scopes:
            profile:read: Read the crew member's name, role, country, and photo URL.
            seatime:read: Read aggregate sea-time totals and the 12-month trend.
            vessels:read: Read the crew member's vessel history.
            calendar:read: >-
              Read a vessel's official sea-service calendar, including AIS days,
              notes, sign-on, sign-off, and watchkeeping.
            calendar:write: >-
              Edit a vessel's official sea-service calendar: day type, notes,
              and delete. Vessel admin only.
    bearerAuth:
      type: http
      scheme: bearer
      bearerFormat: Opaque

````

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