--- updatedAt: 2026-06-17T19:52:01.000Z agentTools: projectIndex: https://docs.zerohash.com/llms.txt --- # Get an Execution Retrieves a single Execution by its `id`. Synchronous. Includes the full `instructions[]` array. # OpenAPI definition ```json { "openapi": "3.1.0", "info": { "title": "zerohash API", "description": "\n### Authentication\n\nzerohash Uses HMAC SHA-256 verification to ensure the authenticity of API requests, follow instructions by link [https://docs.zerohash.com/reference/api-authentication](https://docs.zerohash.com/reference/api-authentication)\n\nDownload zerohash OpenAPI Schema as JSON\n", "version": "1.7.0" }, "servers": [ { "url": "https://api.cert.zerohash.com", "description": "Certification API server" } ], "x-readme": { "proxy-enabled": false }, "paths": { "/strategies/executions/{execution_id}": { "get": { "tags": [ "Trade Strategy" ], "summary": "Get an Execution", "description": "Retrieves a single Execution by its `id`. Synchronous. Includes the full `instructions[]` array.", "parameters": [ { "$ref": "#/components/parameters/Signature" }, { "$ref": "#/components/parameters/Timestamp" }, { "name": "execution_id", "in": "path", "required": true, "schema": { "type": "string", "format": "uuid" }, "description": "Unique identifier of the Execution." } ], "responses": { "200": { "description": "The requested Execution.", "content": { "application/json": { "schema": { "$ref": "#/components/schemas/TradeStrategyExecutionResponse" } } } }, "400": { "description": "Bad Request", "content": { "application/json": { "schema": { "$ref": "#/components/schemas/Code400" } } } }, "403": { "description": "Forbidden", "content": { "application/json": { "schema": { "$ref": "#/components/schemas/Code403" } } } }, "404": { "description": "Execution doesn't exist or belongs to a different platform." }, "500": { "description": "Internal Server Error", "content": { "application/json": { "schema": { "$ref": "#/components/schemas/Code500" } } } }, "503": { "description": "Service Unavailable", "content": { "application/json": { "schema": { "$ref": "#/components/schemas/Code503" } } } } } } } }, "security": [ { "apiKey": [], "apiPassphrase": [] } ], "components": { "securitySchemes": { "apiKey": { "type": "apiKey", "description": "Your API public key. See the [Authentication guide](https://docs.zerohash.com/reference/api-authentication) for how to obtain keys.", "in": "header", "name": "X-SCX-API-KEY" }, "apiPassphrase": { "type": "apiKey", "description": "The passphrase associated with your API key, set when the key was created.", "in": "header", "name": "X-SCX-PASSPHRASE" } }, "parameters": { "Signature": { "name": "X-SCX-SIGNED", "in": "header", "description": "HMAC-SHA256 signature of the request, base64-encoded. See the [Authentication guide](https://docs.zerohash.com/reference/api-authentication) for the exact signing formula.", "required": true, "schema": { "type": "string" } }, "Timestamp": { "name": "X-SCX-TIMESTAMP", "in": "header", "description": "Current Unix timestamp in seconds. Must be within 60 seconds of server time or the request is rejected.", "required": true, "schema": { "type": "string", "example": "1678901234" } } }, "schemas": { "Code400": { "type": "object", "description": "Request was rejected by validation or a downstream service. `errors` is an array of human-readable messages; each entry describes a single validation failure or business-rule violation.", "required": [ "errors" ], "properties": { "errors": { "type": "array", "items": { "type": "string" }, "example": [ "body/amount must be >= 0", "body/asset is required" ] } } }, "Code403": { "type": "object", "description": "Authentication or authorization failed. `error` is always `true`; `message` explains which check failed (missing API key, bad signature, insufficient permission, etc.).", "required": [ "error", "message" ], "properties": { "error": { "type": "boolean", "example": true }, "message": { "type": "string", "example": "This api key does not have write permission to this endpoint" } } }, "Code500": { "type": "object", "description": "An unexpected error occurred on the server. The request can be retried after a short delay, but the same inputs may reproduce the error.", "required": [ "error" ], "properties": { "error": { "type": "string", "example": "Internal Server Error" } } }, "Code503": { "type": "object", "description": "A downstream dependency was unavailable, timed out, or returned a retryable error. Safe to retry; the response carries a `zh-allow-retry: true` header.", "required": [ "error" ], "properties": { "error": { "type": "string", "example": "Service Unavailable" } } }, "TradeStrategyExecutionResponse": { "type": "object", "properties": { "message": { "type": "object", "properties": { "id": { "type": "string", "format": "uuid", "example": "b1c2d3e4-f5a6-4789-bcde-f01234567890", "description": "Unique identifier for the Execution." }, "strategy_id": { "type": "string", "format": "uuid", "example": "b1c2d3e4-f5a6-4789-bcde-f01234567890" }, "operation_id": { "type": "string", "format": "uuid", "example": "b1c2d3e4-f5a6-4789-bcde-f01234567890" }, "trader_id": { "type": "string", "format": "uuid", "example": "b1c2d3e4-f5a6-4789-bcde-f01234567890" }, "participant_code": { "type": "string", "example": "CUST01" }, "account_label": { "type": "string" }, "status": { "type": "string", "enum": [ "awaiting_execution", "settled", "skipped", "rejected" ], "example": "settled" }, "status_reason": { "type": "string", "description": "Set on non-clean terminal states. Possible values: `participant_not_approved`, `participant_not_found`, `trader_already_enrolled`, `insufficient_funds`, `below_instrument_minimum`, `trader_not_found`, `trader_not_enrolled`. Empty on `settled` / `awaiting_execution`.", "example": "" }, "instructions": { "type": "array", "items": { "type": "object", "properties": { "underlying_currency": { "type": "string", "example": "BTC" }, "quoted_currency": { "type": "string", "example": "USD" }, "side": { "type": "string", "enum": [ "buy", "sell" ], "example": "buy" }, "amount": { "type": "string", "description": "Driver amount. With `notional`, the fiat to spend (buys); with `quantity`, the crypto units to sell (sells).", "example": "100.50" }, "amount_type": { "type": "string", "enum": [ "notional", "quantity" ], "example": "notional" }, "status": { "type": "string", "enum": [ "pending", "waiting_proceeds", "executed", "skipped", "failed" ], "example": "executed" }, "status_reason": { "type": "string", "example": "" }, "price": { "type": "string", "description": "Execution price. Empty until status reaches `executed`.", "example": "100.50" }, "quantity": { "type": "string", "description": "Executed quantity. Empty until status reaches `executed`.", "example": "100.50" }, "total_notional": { "type": "string", "description": "Total notional. Empty until status reaches `executed`.", "example": "100.50" }, "trade_ids": { "type": "array", "items": { "type": "string", "format": "uuid" }, "description": "Trades booked for this instruction." }, "executed_at": { "type": "string", "format": "date-time", "description": "When the trade leg executed.", "example": "2026-04-17T10:00:00Z" } } }, "description": "Ordered list of trade legs that make up this Execution." }, "created_at": { "type": "string", "format": "date-time", "description": "ISO 8601 timestamp in UTC (RFC 3339).", "example": "2026-04-17T10:00:00Z" }, "updated_at": { "type": "string", "format": "date-time", "description": "ISO 8601 timestamp in UTC (RFC 3339).", "example": "2026-04-17T10:00:00Z" } } } } } } } } ```