> ## Documentation Index > Fetch the complete documentation index at: https://docs.lerian.studio/llms.txt > Use this file to discover all available pages before exploring further. # Get journal reference by correlation id > Returns journal/outbox reference data resolved by correlation ID. ## OpenAPI ````yaml /es/openapi/v3-current/lender.yaml get /api/v1/journal-references openapi: 3.1.0 info: contact: email: contact@lerian.studio name: Lerian Studio url: https://lerian.studio description: >- Code-first OpenAPI 3.1 surface for the Lender service. Routes that move money are at-most-once per X-Idempotency: when one answers 5xx, the X-Idempotency-Fenced response header says whether that key is now refusing resends (true) or free to retry (false or absent). See docs/contracts/money-route-idempotency.md. license: name: Lerian Studio General License title: Lender API version: 1.0.0 servers: - url: https://lender.sandbox.lerian.net security: - BearerAuth: [] tags: - description: >- Caller session projection: validated subject and effective permissions for the presented token. name: Session - description: >- Ledger accounting operations: journal entries and accrual postings for loan accounts. name: Accounting - description: >- Loan application intake and lifecycle: submission, decisioning, and status. name: LoanApplications - description: >- Loan product catalog: definition, versioning, and activation of lending products. name: LoanProducts - description: >- Loan account servicing operations: balances, schedules, and account-level actions. name: Loan Accounts - description: >- Portfolio dashboard read operations: aggregated portfolio and performance views. name: Dashboard - description: >- Jurisdiction registry: supported jurisdiction profiles and their capabilities. name: Jurisdictions - description: >- Jurisdiction-specific loan application operations (Brazil origination surface). name: Loan Applications - description: >- Tax computation operations for jurisdiction-specific lending (e.g. Brazil IOF). name: Tax - description: >- Brazil consignado privado operations: contract lifecycle, exclusion repair, and compensating adjustments. name: Consignado - description: >- Credit-instrument document template registry: versioned drafting and publication of CCB clausulado. name: DocumentTemplates paths: /api/v1/journal-references: get: tags: - Accounting summary: Get journal reference by correlation id description: Returns journal/outbox reference data resolved by correlation ID. operationId: getJournalReference parameters: - description: Correlation identifier to resolve a journal/outbox reference. explode: false in: query name: correlation_id schema: description: Correlation identifier to resolve a journal/outbox reference. maxLength: 256 type: string responses: '200': content: application/json: schema: $ref: '#/components/schemas/JournalReferenceHumaBody' description: OK '401': content: application/problem+json: schema: $ref: '#/components/schemas/Detail' description: Unauthorized '403': content: application/problem+json: schema: $ref: '#/components/schemas/Detail' description: Forbidden '422': content: application/problem+json: schema: $ref: '#/components/schemas/Detail' description: Unprocessable Entity '500': content: application/problem+json: schema: $ref: '#/components/schemas/Detail' description: Internal Server Error '503': content: application/problem+json: schema: $ref: '#/components/schemas/Detail' description: Service Unavailable default: content: application/problem+json: schema: $ref: '#/components/schemas/Detail' description: Error components: schemas: JournalReferenceHumaBody: additionalProperties: false properties: correlationId: description: >- Correlation identifier the reference was resolved by. For an accrual run it links the reference to the originating run; for a single acknowledged posting it is that posting's key, which is the same value the ledger carries in the transaction's correlationId metadata. examples: - 550e8400-e29b-41d4-a716-446655440007 type: string externalJournalReferenceId: description: >- The external ledger's own identifier for the transaction this posting became — the reconciliation key, usable to look the transaction up in the ledger directly. Omitted until the posting has been acknowledged, and always omitted on an accrual RUN reference, whose grain is many postings rather than one. A 404 on this endpoint is not proof the posting never happened: it also covers a posting intent that has not been relayed successfully yet, which is then either still in flight or quarantined on its outbox event. type: string id: description: UUID of the journal reference record. examples: - 550e8400-e29b-41d4-a716-446655440006 type: string outboxEventId: description: >- UUID of the emitted outbox event; omitted when no outbox event was recorded. examples: - 550e8400-e29b-41d4-a716-446655440008 type: string postingStatus: description: Status the reference recorded for the downstream ledger posting. examples: - pending type: string required: - id - correlationId - postingStatus type: object Detail: additionalProperties: false properties: code: description: >- Stable, machine-readable domain error code scoped to the emitting service (format: -NNNN). type: string detail: description: >- A human-readable explanation specific to this occurrence of the problem. examples: - Property foo is required but is missing. type: string errors: description: Optional list of individual error details items: $ref: '#/components/schemas/ErrorDetail' type: - array - 'null' instance: description: >- A URI reference that identifies the specific occurrence of the problem. examples: - https://example.com/error-log/abc123 format: uri type: string status: description: HTTP status code examples: - 400 format: int64 type: integer title: description: >- A short, human-readable summary of the problem type. This value should not change between occurrences of the error. examples: - Bad Request type: string type: default: about:blank description: A URI reference to human-readable documentation for the error. examples: - https://example.com/errors/example format: uri type: string upstream: $ref: '#/components/schemas/Upstream' description: >- RFC 9457 extension member: the error a proxied third-party provider reported. Absent unless the emitting service explicitly surfaced one. type: object ErrorDetail: additionalProperties: false properties: location: description: >- Where the error occurred, e.g. 'body.items[3].tags' or 'path.thing-id' type: string message: description: Error message text type: string value: description: The value at the given location type: object Upstream: additionalProperties: false properties: code: description: The upstream provider's own error code, verbatim. examples: - E4001 type: string message: description: >- The upstream provider's own error message, verbatim (bounded, never its raw response body). examples: - account not found at provider type: string type: object securitySchemes: BearerAuth: bearerFormat: JWT description: JWT bearer token issued by the identity provider. scheme: bearer type: http ````