{"type": "article", "title": "Show HN: cMCP, deny an AI agent's tool call and get a signed receipt", "publisher": "Web Pulse", "url": "https://wpnews.pro/news/show-hn-cmcp-deny-an-ai-agent-s-tool-call-and-get-a-signed-receipt", "original_source": "https://github.com/agentrust-io/cmcp", "published": "2026-08-04T18:06:08+00:00", "accessed": "2026-08-04", "id": "show-hn-cmcp-deny-an-ai-agent-s-tool-call-and-get-a-signed-receipt"}