> ## 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. # List OT settlement cycles > A filterable, cursor-paginated page of the rail's own OT deferred-net cycles, newest first. ## OpenAPI ````yaml pt/openapi/v3-current/siloc.yaml get /api/v1/siloc/cycles openapi: 3.1.0 info: description: >- Interface OpenAPI 3.1 do Lerian SILOC, o trilho do lado do participante que conecta a instituição à liquidação interbancária diferida por compensação SILOC da Núclea. Abrange as capacidades de cobertura de liquidação, o registro de participantes e seu status operacional, o ciclo de vida dos certificados regulados, o relay de mensagens do domínio de cartões e seu status, o reenvio administrativo de falhas de relay estacionadas, os ciclos OT e as rodadas de recálculo, as instruções de liquidação, a ingestão de ROC, os alertas operacionais, as mudanças de agenda de contingência, a leitura do calendário de dias úteis e a trilha de auditoria. title: Lerian SILOC API version: 1.0.0 servers: - url: http://localhost:9820 security: [] paths: /api/v1/siloc/cycles: get: tags: - Settlement summary: List OT settlement cycles description: >- A filterable, cursor-paginated page of the rail's own OT deferred-net cycles, newest first. operationId: listCycles parameters: - description: Filter by the cycle's business (reference) date. explode: false in: query name: referenceDate schema: description: Filter by the cycle's business (reference) date. format: date type: string - description: Filter by cycle status. explode: false in: query name: status schema: description: Filter by cycle status. enum: - OPEN - SETTLING - RECALCULATING - SETTLED - CLOSED type: string - description: Opaque pagination cursor. explode: false in: query name: cursor schema: description: Opaque pagination cursor. type: string - description: Page size (default 50, max 200). explode: false in: query name: limit schema: default: 50 description: Page size (default 50, max 200). format: int64 maximum: 200 minimum: 1 type: integer responses: '200': content: application/json: schema: $ref: '#/components/schemas/CycleListResponse' description: OK default: content: application/problem+json: schema: $ref: '#/components/schemas/Detail' description: Error security: - BearerAuth: [] components: schemas: CycleListResponse: additionalProperties: false properties: hasMore: description: Whether more pages follow. type: boolean items: description: The page of cycles (never null). items: $ref: '#/components/schemas/CycleResponse' type: - array - 'null' nextCursor: description: Opaque cursor for the next page; empty when exhausted. type: string required: - items - hasMore type: object Detail: additionalProperties: false properties: code: description: >- Stable, machine-readable domain error code scoped to the emitting service (format: -NNNN). examples: - ERR-0001 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 type: object CycleResponse: additionalProperties: false properties: closedAt: description: Close instant; omitted until closed. format: date-time type: string createdAt: description: Row creation instant (list cursor key). format: date-time type: string id: description: Cycle id. format: uuid type: string movementDate: description: Business (reference) date, YYYY-MM-DD. type: string netPosition: $ref: '#/components/schemas/NetPosition' description: >- The FI's net position, from the single correlated instruction; omitted for a pre-intake OPEN cycle. openedAt: description: PAG0102 open instant (DtHrAbert). format: date-time type: string periodCode: description: Operating-period token (e.g. 01, 02). type: string product: description: Rail product; always OT. type: string settledAt: description: Settlement instant; omitted until settled. format: date-time type: string status: description: Cycle lifecycle. enum: - OPEN - SETTLING - RECALCULATING - SETTLED - CLOSED type: string required: - id - product - movementDate - periodCode - status - openedAt - createdAt 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 NetPosition: additionalProperties: false properties: amount: description: Canonical net amount (NUMERIC(19,2)), decimal string. type: string side: description: Money direction of the FI's net obligation. enum: - DEBIT - CREDIT type: string required: - side - amount type: object securitySchemes: BearerAuth: bearerFormat: JWT description: JWT bearer token issued by the identity provider. scheme: bearer type: http ````