{
  "spec_version": "0.8.24",
  "version": "fixture",
  "nodes": [
    {
      "tool_id": "art-000-pageless-fixture",
      "tool_version": "1.0.0",
      "display_name": "Page-less Node Fixture",
      "mcp_name": "compute_pageless_fixture",
      "mandate_type": "compliance_control",
      "wave": 0,
      "gpu": false,
      "url": "https://ainumbers.co/guides/agent-observability-hub.html",
      "pageless": "Fixture node. Presented only through the shared guides/agent-observability-hub.html surface; it owns no chaingraph/ composer page and no tools/ page of its own.",
      "description": "Fixture catalog document proving §NODEPAGE-1 control 4: assembling a node that carries pageless yields a SCHEMA-VALID chaingraph.json. Before pageless was declared in openchain-graph-v0.4.schema.json this document was invalid, because $defs/node is additionalProperties:false.",
      "input_schema_ref": "guides/agent-observability-hub.html#manifest",
      "consumes": [],
      "feeds": [],
      "status": "planned",
      "compute_capability": "server"
    }
  ],
  "chains": []
}