{
 "line": {
  "agent": "res_55582a24f05e0d8c",
  "hash": "sha256:94afd0cc5194f66a6a2c3403583f96878ff234b29cee68aa23f2373626983746",
  "id": "tr_st_55582a24f05e0d8c_2f64500b",
  "key": "sha256:2f64500ba41db81243fcfbd309c6bbe050373d99c13abed75ccfa775e5964476",
  "prev": "sha256:9c5ff6d4d653d0a560f19e7ee0171e888da47e832d1e4166c9572a01d3a4ae9c",
  "record": {
   "agent_version": null,
   "bundle": "bundles/tr_st_55582a24f05e0d8c_2f64500b",
   "checked_on": null,
   "date": "2026-10-11",
   "format": "bundle",
   "harness_version": "probe-1.0",
   "id": "tr_st_55582a24f05e0d8c_2f64500b",
   "kind": "self_test",
   "notes": "Produced automatically on every refresh; a new bundle is written only when the observation changes",
   "observed": {
    "actions": [
     "served Agent2Agent (A2A) document",
     "served Model Context Protocol (MCP) document"
    ],
    "approval": null,
    "egress": false,
    "entry": "GET on the publisher's well-known discovery paths",
    "outcome": "A2A verified (unsigned); MCP invalid",
    "refused": null,
    "secrets_touched": false
   },
   "reviewer": null,
   "scenario": "Fetch and validate the ARD manifest, A2A agent card and MCP server card at the publisher's well-known paths",
   "scope": "product",
   "sha256": "sha256:606bcfc466829a1d486c7684732d2bb1133f7bd9805871f614d3fff215240497",
   "source": "AgentDossier refresh",
   "tier": 1,
   "title": "Registry probe of LangChain's discovery endpoints",
   "url": "https://sushegaad.github.io/AgentDossier/traces/tr_st_55582a24f05e0d8c_2f64500b/",
   "vendor_response": null
  }
 },
 "files": {
  "manifest.json": "{\n \"agent\": \"res_55582a24f05e0d8c\",\n \"date\": \"2026-10-11\",\n \"harness_version\": \"probe-1.0\",\n \"id\": \"tr_st_55582a24f05e0d8c_2f64500b\",\n \"kind\": \"self_test\",\n \"name\": \"LangChain\",\n \"protocols\": {\n  \"a2a\": {\n   \"card_url\": \"https://docs.langchain.com/.well-known/agent-card.json\",\n   \"checked_at\": \"2026-10-11T03:05:21Z\",\n   \"parser_version\": \"a2a-0.3+1.0\",\n   \"protocol_version\": \"0.3\",\n   \"signed\": false,\n   \"skills\": [\n    \"langchain\"\n   ],\n   \"status\": \"verified\",\n   \"version\": \"1.0.0\"\n  },\n  \"mcp\": {\n   \"card_url\": \"https://docs.langchain.com/.well-known/mcp.json\",\n   \"checked_at\": \"2026-10-11T03:05:21Z\",\n   \"status\": \"invalid\"\n  }\n },\n \"slug\": \"langchain-langchain\"\n}",
  "transcript.md": "# Probe transcript — LangChain\n\nAgent `res_55582a24f05e0d8c` · publisher domain `docs.langchain.com` · 2026-10-11 · harness probe-1.0\n\n## Agent2Agent (A2A)\n\n- requested `https://docs.langchain.com/.well-known/agent-card.json`\n- result: **verified**\n- declared version: 0.3 (card 1.0.0)\n- signed: no\n- skills advertised: langchain\n\n## Model Context Protocol (MCP)\n\n- requested `https://docs.langchain.com/.well-known/mcp.json`\n- result: **invalid**\n\n---\nObservation only: the registry fetched public well-known paths and validated the documents against the protocol specifications. No credentials, no message exchange beyond discovery, nothing written.\n",
  "verdict.json": "{\n \"actions\": [\n  \"served Agent2Agent (A2A) document\",\n  \"served Model Context Protocol (MCP) document\"\n ],\n \"approval\": null,\n \"egress\": false,\n \"entry\": \"GET on the publisher's well-known discovery paths\",\n \"outcome\": \"A2A verified (unsigned); MCP invalid\",\n \"refused\": null,\n \"secrets_touched\": false\n}"
 }
}