{ "name": "Document Classification with Verifiable Decision Receipts", "nodes": [ { "parameters": { "httpMethod": "POST", "path": "doc-classification", "options": {}, "responseMode": "responseNode" }, "id": "a09c0a1f-84c5-400c-9cd8-f3f3190c4640", "name": "Document Classification", "type": "n8n-nodes-base.webhook", "typeVersion": 2.1, "position": [ 0, 300 ], "webhookId": "7ea75cc3-9ab7-4a9a-9658-2d4ddd7db877" }, { "parameters": { "modelId": { "__rl": true, "mode": "list", "value": "gpt-4o", "cachedResultName": "GPT-4O" }, "messages": { "values": [ { "role": "system", "content": "=You are a document classification AI. Return JSON: {\"class\":\"...\",\"sensitivity\":\"PUBLIC|INTERNAL|CONFIDENTIAL\",\"reason\":\"...\"}." }, { "content": "=Return JSON only.\n\nInput:\n{{ JSON.stringify($json.body) }}" } ] }, "jsonOutput": true, "options": {} }, "id": "ac9c309e-6093-4885-8088-d860ff28fc78", "name": "AI Decision", "type": "@n8n/n8n-nodes-langchain.openAi", "typeVersion": 2.1, "position": [ 220, 300 ], "credentials": { "openAiApi": { "id": "REPLACE_OPENAI_CRED_ID", "name": "OpenAi account" } } }, { "parameters": { "operation": "generateReceipt", "agentName": "DocClassifierAgent", "workflowName": "={{ $workflow.name }}", "action": "={{ 'AI decision: ' + ($json.message.content.decision || $json.message.content.recommendation || 'completed') }}", "decision": "={{ JSON.stringify($json.message.content) }}", "additionalFields": { "modelProvider": "openai", "modelUsed": "gpt-4o", "decisionType": "document_classification", "riskLevel": "medium", "humanReview": false, "policies": "data-classification-v2", "permissions": "document.classify", "tags": "ops, dlp, governance" } }, "id": "ae62bf4b-23e2-4786-854f-e8f87144ec86", "name": "Signatrust: Receipt", "type": "n8n-nodes-signatrust.signatrust", "typeVersion": 1, "position": [ 440, 300 ], "credentials": { "signatrustApi": { "id": "REPLACE_SIGNATRUST_CRED_ID", "name": "Signatrust API account" } } }, { "parameters": { "respondWith": "json", "responseBody": "={{ { status:\"OK\", receipt_id:$json.id, decision:$('AI Decision').item.json.message.content } }}", "options": {} }, "id": "e0c26ee1-210b-408d-9ce5-cca9904c6394", "name": "Respond", "type": "n8n-nodes-base.respondToWebhook", "typeVersion": 1.1, "position": [ 660, 300 ] }, { "parameters": { "content": "## Document Classification with Verifiable Decision Receipts\n**Why Signatrust?** Every AI decision here becomes a tamper-evident, Ed25519-signed receipt — verifiable for audits and disputes.", "height": 170, "width": 420, "color": 5 }, "id": "2807a376-1808-4fc4-95df-bb765758cb9a", "name": "Sticky Note eeaf5f", "type": "n8n-nodes-base.stickyNote", "typeVersion": 1, "position": [ -40, 40 ] } ], "connections": { "Document Classification": { "main": [ [ { "node": "AI Decision", "type": "main", "index": 0 } ] ] }, "AI Decision": { "main": [ [ { "node": "Signatrust: Receipt", "type": "main", "index": 0 } ] ] }, "Signatrust: Receipt": { "main": [ [ { "node": "Respond", "type": "main", "index": 0 } ] ] } }, "active": false, "pinData": {}, "settings": { "executionOrder": "v1" }, "tags": [ { "name": "Document Classification — ops" }, { "name": "Document Classification — dlp" }, { "name": "Document Classification — governance" }, { "name": "Signatrust (18)" } ], "meta": { "templateCredsSetupCompleted": false }, "versionId": "861c3c92-6f99-45fd-8462-4b8ddc0e8678" }