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

# List a person's certification history

> Every superseded attempt — archived by renewal (`expired`) or by resubmission after a denial (`denied`) — with its dates, decision stamps and the evidence filed against it. Newest first. Read with the live record for the full story.

**Requires scope:** `certifications:read`.



## OpenAPI

````yaml /api-docs/openapi.v1.json get /api/v1/people/{personId}/certifications/{certificationId}/history
openapi: 3.0.0
info:
  title: SkillsDB Public API
  description: >-
    The SkillsDB public REST API. Authenticate every request with an API key
    created in Settings → API Credentials, sent as `Authorization: Bearer
    sdb_live_…`. Errors follow RFC 9457 problem details; every `type` URI
    resolves under https://help.skillsdb.com/api-docs/errors/.
  version: '1'
  contact: {}
servers:
  - url: https://prod.skillsdbnext.com
    description: Production
  - url: https://staging.skillsdbnext.com
    description: Staging
security: []
tags: []
paths:
  /api/v1/people/{personId}/certifications/{certificationId}/history:
    get:
      tags:
        - Person Certification
      summary: List a person's certification history
      description: >-
        Every superseded attempt — archived by renewal (`expired`) or by
        resubmission after a denial (`denied`) — with its dates, decision stamps
        and the evidence filed against it. Newest first. Read with the live
        record for the full story.


        **Requires scope:** `certifications:read`.
      operationId: listPersonCertificationHistory
      parameters:
        - name: personId
          required: true
          in: path
          description: >-
            The person's email address — or the opaque person id from any
            response.
          schema:
            type: string
            example: ada@example.com
        - name: certificationId
          required: true
          in: path
          description: Certification id.
          schema:
            type: string
            example: '87'
      responses:
        '200':
          description: One page of the collection, enveloped.
          content:
            application/json:
              schema:
                type: object
                required:
                  - data
                  - meta
                properties:
                  data:
                    type: array
                    items:
                      $ref: '#/components/schemas/CertificationHistoryEntryDto'
                  meta:
                    $ref: '#/components/schemas/CollectionMetaDto'
          headers:
            X-Request-Id:
              description: Unique id for this request — quote it when contacting support.
              schema:
                type: string
            RateLimit-Limit:
              description: The bucket's hourly allowance.
              schema:
                type: integer
            RateLimit-Remaining:
              description: Requests left in the current window.
              schema:
                type: integer
            RateLimit-Reset:
              description: Seconds until the window resets.
              schema:
                type: integer
        '400':
          description: >-
            Validation failed
            (`https://help.skillsdb.com/api-docs/errors/validation-error`)
          content:
            application/problem+json:
              schema:
                $ref: '#/components/schemas/ProblemDetailsDto'
          headers:
            X-Request-Id:
              description: Unique id for this request — quote it when contacting support.
              schema:
                type: string
            RateLimit-Limit:
              description: The bucket's hourly allowance.
              schema:
                type: integer
            RateLimit-Remaining:
              description: Requests left in the current window.
              schema:
                type: integer
            RateLimit-Reset:
              description: Seconds until the window resets.
              schema:
                type: integer
        '401':
          description: >-
            Invalid credential
            (`https://help.skillsdb.com/api-docs/errors/invalid-credential`)
          content:
            application/problem+json:
              schema:
                $ref: '#/components/schemas/ProblemDetailsDto'
          headers:
            X-Request-Id:
              description: Unique id for this request — quote it when contacting support.
              schema:
                type: string
            RateLimit-Limit:
              description: The bucket's hourly allowance.
              schema:
                type: integer
            RateLimit-Remaining:
              description: Requests left in the current window.
              schema:
                type: integer
            RateLimit-Reset:
              description: Seconds until the window resets.
              schema:
                type: integer
        '403':
          description: >-
            Insufficient scope
            (`https://help.skillsdb.com/api-docs/errors/insufficient-scope`) ·
            Insufficient permissions
            (`https://help.skillsdb.com/api-docs/errors/insufficient-permissions`)
          content:
            application/problem+json:
              schema:
                $ref: '#/components/schemas/ProblemDetailsDto'
          headers:
            X-Request-Id:
              description: Unique id for this request — quote it when contacting support.
              schema:
                type: string
            RateLimit-Limit:
              description: The bucket's hourly allowance.
              schema:
                type: integer
            RateLimit-Remaining:
              description: Requests left in the current window.
              schema:
                type: integer
            RateLimit-Reset:
              description: Seconds until the window resets.
              schema:
                type: integer
        '404':
          description: Not found (`https://help.skillsdb.com/api-docs/errors/not-found`)
          content:
            application/problem+json:
              schema:
                $ref: '#/components/schemas/ProblemDetailsDto'
          headers:
            X-Request-Id:
              description: Unique id for this request — quote it when contacting support.
              schema:
                type: string
            RateLimit-Limit:
              description: The bucket's hourly allowance.
              schema:
                type: integer
            RateLimit-Remaining:
              description: Requests left in the current window.
              schema:
                type: integer
            RateLimit-Reset:
              description: Seconds until the window resets.
              schema:
                type: integer
        '429':
          description: >-
            Rate limit exceeded
            (`https://help.skillsdb.com/api-docs/errors/rate-limit-exceeded`)
          content:
            application/problem+json:
              schema:
                $ref: '#/components/schemas/ProblemDetailsDto'
          headers:
            X-Request-Id:
              description: Unique id for this request — quote it when contacting support.
              schema:
                type: string
            RateLimit-Limit:
              description: The bucket's hourly allowance.
              schema:
                type: integer
            RateLimit-Remaining:
              description: Requests left in the current window.
              schema:
                type: integer
            RateLimit-Reset:
              description: Seconds until the window resets.
              schema:
                type: integer
            Retry-After:
              description: Seconds to wait before retrying.
              schema:
                type: integer
        '500':
          description: >-
            Internal error
            (`https://help.skillsdb.com/api-docs/errors/internal-error`)
          content:
            application/problem+json:
              schema:
                $ref: '#/components/schemas/ProblemDetailsDto'
          headers:
            X-Request-Id:
              description: Unique id for this request — quote it when contacting support.
              schema:
                type: string
            RateLimit-Limit:
              description: The bucket's hourly allowance.
              schema:
                type: integer
            RateLimit-Remaining:
              description: Requests left in the current window.
              schema:
                type: integer
            RateLimit-Reset:
              description: Seconds until the window resets.
              schema:
                type: integer
      security:
        - apiKey:
            - certifications:read
components:
  schemas:
    CertificationHistoryEntryDto:
      type: object
      properties:
        id:
          type: string
          example: '301'
          description: Opaque history entry id.
        endedAs:
          type: string
          example: expired
          nullable: true
          description: >-
            How the attempt ended: `expired` (superseded by renewal) or `denied`
            (superseded by resubmission).
        issuedAt:
          type: string
          example: '2023-06-01T00:00:00.000Z'
          nullable: true
        expiresAt:
          type: string
          example: '2025-06-01T00:00:00.000Z'
          nullable: true
        identifier:
          type: string
          example: FL-2291-A
          nullable: true
        scoreDescription:
          type: string
          example: Pass
          nullable: true
        archivedAt:
          type: string
          example: '2026-01-12T10:00:00.000Z'
          nullable: true
          description: When the attempt was archived.
        archivedById:
          type: string
          example: '1001'
          nullable: true
          description: Person who archived it (renewed or resubmitted).
        assignedAt:
          type: string
          example: '2023-05-20T10:00:00.000Z'
          nullable: true
        assignedById:
          type: string
          example: '1001'
          nullable: true
        submittedAt:
          type: string
          example: '2023-05-28T10:00:00.000Z'
          nullable: true
        submittedById:
          type: string
          example: '1042'
          nullable: true
        approvedAt:
          type: string
          example: '2023-06-02T10:00:00.000Z'
          nullable: true
        approvedById:
          type: string
          example: '1001'
          nullable: true
        deniedAt:
          type: string
          example: null
          nullable: true
        deniedById:
          type: string
          example: null
          nullable: true
        attachments:
          description: Evidence that stayed with this attempt.
          type: array
          items:
            $ref: '#/components/schemas/CertificationAttachmentDto'
      required:
        - id
        - endedAs
        - issuedAt
        - expiresAt
        - identifier
        - scoreDescription
        - archivedAt
        - archivedById
        - assignedAt
        - assignedById
        - submittedAt
        - submittedById
        - approvedAt
        - approvedById
        - deniedAt
        - deniedById
        - attachments
    CollectionMetaDto:
      type: object
      properties:
        total:
          type: number
          example: 1342
          description: Total matching records.
        limit:
          type: number
          example: 50
        offset:
          type: number
          example: 0
      required:
        - total
        - limit
        - offset
    ProblemDetailsDto:
      type: object
      properties:
        type:
          type: string
          example: https://help.skillsdb.com/api-docs/errors/validation-error
          description: >-
            A URI identifying the problem type — always resolves to a
            documentation page.
        title:
          type: string
          example: Validation failed
        status:
          type: number
          example: 400
        detail:
          type: string
          example: limit must be between 1 and 200
          description: Human-readable explanation specific to this occurrence.
        instance:
          type: string
          example: /api/v1/people
        requestId:
          type: string
          example: 0192c2f1-6f4e-7ab3-b1c4-5f6a7b8c9d0e
          description: >-
            Matches the X-Request-Id response header — quote it when contacting
            support.
        errors:
          description: Field-level failures, present on validation-error problems.
          type: array
          items:
            $ref: '#/components/schemas/ProblemFieldErrorDto'
        error:
          type: string
          example: trial_expired
          enum:
            - trial_expired
          description: >-
            Present only on a 403 when the workspace's trial has expired, so API
            access is suspended.
        upgrade_url:
          type: string
          example: https://app.skillsdb.com/settings/billing
          description: >-
            Present only alongside `error: trial_expired`: where a workspace
            admin upgrades to restore API access.
      required:
        - type
        - title
        - status
        - detail
        - instance
        - requestId
    CertificationAttachmentDto:
      type: object
      properties:
        id:
          type: string
          example: '5011'
          description: Opaque attachment id.
        type:
          type: string
          enum:
            - file
            - link
          example: file
        label:
          type: string
          example: Certificate scan
          nullable: true
        url:
          type: string
          example: https://verify.example.org/abc
          nullable: true
          description: >-
            The link target for link attachments; null for files (use the
            download-url operation).
        createdAt:
          type: string
          example: '2026-02-01T09:00:00.000Z'
          nullable: true
      required:
        - id
        - type
        - label
        - url
        - createdAt
    ProblemFieldErrorDto:
      type: object
      properties:
        field:
          type: string
          example: email
        code:
          type: string
          example: max_length
        message:
          type: string
          example: email must be shorter than or equal to 75 characters
      required:
        - field
        - code
        - message
  securitySchemes:
    apiKey:
      scheme: bearer
      type: http
      description: >-
        An API key issued by a company administrator — an environment prefix
        (production: `sdb_live_`) followed by 32 characters. The prefix
        identifies the environment and MUST NOT be hard-coded or validated by
        clients; treat the whole key as opaque. Shown exactly once at creation;
        only a one-way hash is stored.


        **Scopes** (granted per key on the create screen; `:write` never implies
        `:read`):


        - `skills:read`

        - `skills:write`

        - `people:read`

        - `people:write`

        - `careers:read`

        - `careers:write`

        - `training:read`

        - `training:write`

        - `flags:read`

        - `flags:write`

        - `org:read`

        - `org:write`

        - `assessments:read`

        - `learning:read`

        - `learning:write`

        - `certifications:read`

        - `certifications:write`

        - `assessments:write`

        - `proficiency:read`

        - `proficiency:write`

        - `surveys:read`

        - `surveys:write`

        - `labels:read`

        - `labels:write`

````