openapi: 3.1.0 info: title: Sendle Shipping Manifests Utility API version: '1.0' description: 'Create and manage shipping manifests so a driver can collect multiple parcels by scanning a single barcode. Currently supports USPS SCAN Forms for US domestic orders only. Manifests can only include orders booked the same day. ' contact: name: Sendle API Support email: api@sendle.com url: https://developers.sendle.com servers: - url: https://api.sendle.com/api description: Production - url: https://sandbox.sendle.com/api description: Sandbox security: - basicAuth: [] tags: - name: Utility description: Connectivity and credential testing paths: /ping: get: operationId: ping summary: Basic API Test tags: - Utility description: Returns a simple response and a server-generated timestamp. Useful for verifying API credentials and idempotency keys. parameters: - name: Idempotency-Key in: header required: false schema: type: string responses: '200': description: Ping response content: application/json: schema: type: object properties: ping: type: string example: pong timestamp: type: string format: date-time example: ping: pong timestamp: '2026-05-25T15:14:57Z' components: securitySchemes: basicAuth: type: http scheme: basic