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      "occurred_at": "2026-07-30 13:23:36.216448+00",
      "observed_since": "2026-07-29",
      "source": "scan",
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      "source": "scan",
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      "link": "https://verifymcp.io/servers/pipeworx-io-json/json-mcp#chg-chg_019fae78-a594-7147-9137-7905da78c421"
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      "observed_since": "2026-07-28",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
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      "observed_since": "2026-07-28",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
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      "direction": "neutral",
      "score_delta": null,
      "detail": {
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      "occurred_at": "2026-07-29 15:22:50.102072+00",
      "observed_since": "2026-07-28",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-json/json-mcp#chg-chg_019fae78-a593-704c-9caf-6dd8db9cea2f"
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      "occurred_at": "2026-07-29 15:22:50.102072+00",
      "observed_since": "2026-07-28",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-json/json-mcp#chg-chg_019fae78-a592-74c0-b5c0-b2b4c6fd1660"
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    {
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      "occurred_at": "2026-07-28 16:14:03.861411+00",
      "observed_since": "2026-07-27",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-json/json-mcp#chg-chg_019fa981-305f-7706-9d7b-fb73d5e81d3d"
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      "materiality": "security",
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      "occurred_at": "2026-07-28 16:14:03.861411+00",
      "observed_since": "2026-07-27",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-json/json-mcp#chg-chg_019fa981-305f-7c73-bb8a-5525084cf400"
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      "from_value": null,
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      "materiality": "security",
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      "occurred_at": "2026-07-28 16:14:03.861411+00",
      "observed_since": "2026-07-27",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-json/json-mcp#chg-chg_019fa981-3060-7a17-a3b3-f8c39dd6b182"
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      "observed_since": "2026-07-27",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-json/json-mcp#chg-chg_019fa981-3060-75b3-b03a-b7d6811e23bf"
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      "from_value": null,
      "to_value": null,
      "materiality": "security",
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      "occurred_at": "2026-07-28 16:14:03.861411+00",
      "observed_since": "2026-07-27",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-json/json-mcp#chg-chg_019fa981-3060-71db-aed5-e3e9c3782efc"
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