{
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  "server": "pipeworx-io-cms-drug-price-negotiation",
  "component": "cms-drug-price-negotiation-mcp",
  "generated_at": "2026-11-05T17:44:54.432Z",
  "tracking_since": "2026-10-24",
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    "security": 61,
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    "cosmetic": 0
  },
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      "occurred_at": "2026-11-04 05:16:42.087269+00",
      "observed_since": "2026-11-03",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a1a4fc-ef03-7634-bfe9-06d49ce58f6d"
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    {
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      "materiality": "security",
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      "occurred_on": "2026-11-04",
      "occurred_at": "2026-11-04 05:16:42.087269+00",
      "observed_since": "2026-11-03",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a1a4fc-ef04-7db7-a672-f3949f38cf2a"
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    {
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      "materiality": "security",
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      "occurred_on": "2026-11-04",
      "occurred_at": "2026-11-04 05:16:42.087269+00",
      "observed_since": "2026-11-03",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a1a4fc-ef05-7ba6-8d83-f59e27a1b562"
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    {
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      "occurred_at": "2026-11-04 05:16:42.087269+00",
      "observed_since": "2026-11-03",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a1a4fc-ef06-73d6-a8fe-6a98ae94abaa"
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    {
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      "occurred_at": "2026-11-04 05:16:42.087269+00",
      "observed_since": "2026-11-03",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a1a4fc-ef07-7938-8ad1-e6af27035de7"
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    {
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      "occurred_at": "2026-11-04 05:16:42.087269+00",
      "observed_since": "2026-11-03",
      "source": "scan",
      "summary": "Authorization (fail → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a1a4fc-eeff-79ef-8e22-70d3fcf4e069"
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    {
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      "materiality": "security",
      "direction": "neutral",
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      "detail": {
        "tool": "ask_pipeworx"
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      "occurred_on": "2026-11-03",
      "occurred_at": "2026-11-03 05:18:41.869365+00",
      "observed_since": "2026-11-02",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a19fd8-678f-7df5-976c-7eca77136070"
    },
    {
      "id": "chg_01a19fd8-6790-7883-a720-cbf1d037d3ed",
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      "subject_kind": "tool",
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      "materiality": "security",
      "direction": "neutral",
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      "detail": {
        "tool": "ask_pipeworx_beta"
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      "occurred_on": "2026-11-03",
      "occurred_at": "2026-11-03 05:18:41.869365+00",
      "observed_since": "2026-11-02",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a19fd8-6790-7883-a720-cbf1d037d3ed"
    },
    {
      "id": "chg_01a19fd8-6791-724a-9b3b-1c473d2783b6",
      "kind": "tool.description_changed",
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      "materiality": "security",
      "direction": "neutral",
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      "detail": {
        "tool": "ask_pipeworx_grounded"
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      "occurred_on": "2026-11-03",
      "occurred_at": "2026-11-03 05:18:41.869365+00",
      "observed_since": "2026-11-02",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a19fd8-6791-724a-9b3b-1c473d2783b6"
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    {
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      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "deep_research"
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      "occurred_on": "2026-11-03",
      "occurred_at": "2026-11-03 05:18:41.869365+00",
      "observed_since": "2026-11-02",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a19fd8-6791-7af3-be9a-0e5fd57be68f"
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    {
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      "subject_kind": "server",
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      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-11-03",
      "occurred_at": "2026-11-03 05:18:41.869365+00",
      "observed_since": "2026-11-02",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a19fd8-6792-7107-9502-76cd4d0eec19"
    },
    {
      "id": "chg_01a19fd8-678e-743c-842a-c438eaa19e52",
      "kind": "check.verdict",
      "family": "auth-oauth",
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      "from_code": "auth.rfc9728_invoke",
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      "from_value": "pass",
      "to_value": "fail",
      "materiality": "critical",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "tool": "forget"
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      "occurred_on": "2026-11-03",
      "occurred_at": "2026-11-03 05:18:41.869365+00",
      "observed_since": "2026-11-02",
      "source": "scan",
      "summary": "Authorization (pass → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a19fd8-678e-743c-842a-c438eaa19e52"
    },
    {
      "id": "chg_01a19aad-777d-7c7a-8eff-cd9155f90f6f",
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      "materiality": "security",
      "direction": "neutral",
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      "detail": {
        "tool": "ask_pipeworx_grounded"
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      "occurred_on": "2026-11-02",
      "occurred_at": "2026-11-02 05:13:41.980359+00",
      "observed_since": "2026-11-01",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a19aad-777d-7c7a-8eff-cd9155f90f6f"
    },
    {
      "id": "chg_01a19aad-777e-71e9-b5c8-d775d470749b",
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      "subject_kind": "tool",
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      "from_code": null,
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      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "deep_research"
      },
      "occurred_on": "2026-11-02",
      "occurred_at": "2026-11-02 05:13:41.980359+00",
      "observed_since": "2026-11-01",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a19aad-777e-71e9-b5c8-d775d470749b"
    },
    {
      "id": "chg_01a19aad-777e-7716-b926-82a1cba856c8",
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      "materiality": "security",
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      "detail": {},
      "occurred_on": "2026-11-02",
      "occurred_at": "2026-11-02 05:13:41.980359+00",
      "observed_since": "2026-11-01",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a19aad-777e-7716-b926-82a1cba856c8"
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    {
      "id": "chg_01a19aad-777b-7c30-9200-4f5256d623ef",
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      "materiality": "security",
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      "score_delta": null,
      "detail": {
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      "occurred_on": "2026-11-02",
      "occurred_at": "2026-11-02 05:13:41.980359+00",
      "observed_since": "2026-11-01",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a19aad-777b-7c30-9200-4f5256d623ef"
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    {
      "id": "chg_01a19aad-777b-709d-83a0-efc01638c985",
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      "materiality": "security",
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      },
      "occurred_on": "2026-11-02",
      "occurred_at": "2026-11-02 05:13:41.980359+00",
      "observed_since": "2026-11-01",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a19aad-777b-709d-83a0-efc01638c985"
    },
    {
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      "materiality": "security",
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      "occurred_on": "2026-11-01",
      "occurred_at": "2026-11-01 05:14:04.629283+00",
      "observed_since": "2026-10-31",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a19587-7402-71da-a279-d844660ba3ae"
    },
    {
      "id": "chg_01a19587-7402-7b9b-9dcf-1c7f0f97dfce",
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      "materiality": "security",
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      "detail": {},
      "occurred_on": "2026-11-01",
      "occurred_at": "2026-11-01 05:14:04.629283+00",
      "observed_since": "2026-10-31",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a19587-7402-7b9b-9dcf-1c7f0f97dfce"
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    {
      "id": "chg_01a19587-73ff-7193-90c6-d90182b024dc",
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      "subject_kind": "tool",
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      "from_code": null,
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      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx"
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      "occurred_on": "2026-11-01",
      "occurred_at": "2026-11-01 05:14:04.629283+00",
      "observed_since": "2026-10-31",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a19587-73ff-7193-90c6-d90182b024dc"
    },
    {
      "id": "chg_01a19587-7401-7636-aa9a-08968bcd6322",
      "kind": "tool.description_changed",
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      "subject_kind": "tool",
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      "from_code": null,
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      "materiality": "security",
      "direction": "neutral",
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      "detail": {
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      },
      "occurred_on": "2026-11-01",
      "occurred_at": "2026-11-01 05:14:04.629283+00",
      "observed_since": "2026-10-31",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a19587-7401-7636-aa9a-08968bcd6322"
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    {
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      "materiality": "security",
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      "detail": {
        "tool": "ask_pipeworx_beta"
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      "occurred_on": "2026-11-01",
      "occurred_at": "2026-11-01 05:14:04.629283+00",
      "observed_since": "2026-10-31",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a19587-7400-7e2f-b0c0-858b86ba0f17"
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    {
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      "subject_kind": "server",
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      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-10-31",
      "occurred_at": "2026-10-31 05:14:21.561003+00",
      "observed_since": "2026-10-30",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a19061-5b28-70ae-b8db-78a818ebf95e"
    },
    {
      "id": "chg_01a19061-5b22-7a82-9764-109c378d4caf",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx"
      },
      "occurred_on": "2026-10-31",
      "occurred_at": "2026-10-31 05:14:21.561003+00",
      "observed_since": "2026-10-30",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a19061-5b22-7a82-9764-109c378d4caf"
    },
    {
      "id": "chg_01a19061-5b24-7a0a-9b34-3f90ff54fcca",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_beta",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_beta"
      },
      "occurred_on": "2026-10-31",
      "occurred_at": "2026-10-31 05:14:21.561003+00",
      "observed_since": "2026-10-30",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a19061-5b24-7a0a-9b34-3f90ff54fcca"
    },
    {
      "id": "chg_01a19061-5b25-76a6-8c5e-d0ee5c8ddf57",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_grounded",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_grounded"
      },
      "occurred_on": "2026-10-31",
      "occurred_at": "2026-10-31 05:14:21.561003+00",
      "observed_since": "2026-10-30",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a19061-5b25-76a6-8c5e-d0ee5c8ddf57"
    },
    {
      "id": "chg_01a19061-5b27-7952-99d2-4b24a8c5d2c0",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "deep_research",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "deep_research"
      },
      "occurred_on": "2026-10-31",
      "occurred_at": "2026-10-31 05:14:21.561003+00",
      "observed_since": "2026-10-30",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a19061-5b27-7952-99d2-4b24a8c5d2c0"
    },
    {
      "id": "chg_01a18b3a-ec6e-7ca1-8504-380ef7e49b78",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_grounded",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_grounded"
      },
      "occurred_on": "2026-10-30",
      "occurred_at": "2026-10-30 05:14:16.797319+00",
      "observed_since": "2026-10-29",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a18b3a-ec6e-7ca1-8504-380ef7e49b78"
    },
    {
      "id": "chg_01a18b3a-ec6e-7361-9246-485e8cfc426b",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_beta",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_beta"
      },
      "occurred_on": "2026-10-30",
      "occurred_at": "2026-10-30 05:14:16.797319+00",
      "observed_since": "2026-10-29",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a18b3a-ec6e-7361-9246-485e8cfc426b"
    },
    {
      "id": "chg_01a18b3a-ec6d-7954-8563-e0f99afc5007",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx"
      },
      "occurred_on": "2026-10-30",
      "occurred_at": "2026-10-30 05:14:16.797319+00",
      "observed_since": "2026-10-29",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a18b3a-ec6d-7954-8563-e0f99afc5007"
    },
    {
      "id": "chg_01a18b3a-ec6b-7d26-9773-bf3839b89a19",
      "kind": "check.verdict",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_destructive",
      "to_code": "auth.rfc9728_invoke",
      "from_value": "fail",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-10-30",
      "occurred_at": "2026-10-30 05:14:16.797319+00",
      "observed_since": "2026-10-29",
      "source": "scan",
      "summary": "Authorization (fail → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a18b3a-ec6b-7d26-9773-bf3839b89a19"
    },
    {
      "id": "chg_01a18b3a-ec6f-7922-a142-f3fd38cdb4dd",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "compare_entities",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "compare_entities"
      },
      "occurred_on": "2026-10-30",
      "occurred_at": "2026-10-30 05:14:16.797319+00",
      "observed_since": "2026-10-29",
      "source": "scan",
      "summary": "Tool “compare_entities” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a18b3a-ec6f-7922-a142-f3fd38cdb4dd"
    },
    {
      "id": "chg_01a18b3a-ec70-721b-a813-5d9b303e13af",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "deep_research",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "deep_research"
      },
      "occurred_on": "2026-10-30",
      "occurred_at": "2026-10-30 05:14:16.797319+00",
      "observed_since": "2026-10-29",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a18b3a-ec70-721b-a813-5d9b303e13af"
    },
    {
      "id": "chg_01a18b3a-ec70-7676-a203-0763fe601c98",
      "kind": "server.instructions_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "instructions",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-10-30",
      "occurred_at": "2026-10-30 05:14:16.797319+00",
      "observed_since": "2026-10-29",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a18b3a-ec70-7676-a203-0763fe601c98"
    },
    {
      "id": "chg_01a185ad-ae59-7623-9580-69e66d02b15e",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_beta",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_beta"
      },
      "occurred_on": "2026-10-29",
      "occurred_at": "2026-10-29 03:21:54.35848+00",
      "observed_since": "2026-10-28",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a185ad-ae59-7623-9580-69e66d02b15e"
    },
    {
      "id": "chg_01a185ad-ae57-7ef2-963f-56022be25f32",
      "kind": "check.verdict",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.rfc9728_invoke",
      "to_code": "auth.none_destructive",
      "from_value": "pass",
      "to_value": "fail",
      "materiality": "critical",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "tool": "forget"
      },
      "occurred_on": "2026-10-29",
      "occurred_at": "2026-10-29 03:21:54.35848+00",
      "observed_since": "2026-10-28",
      "source": "scan",
      "summary": "Authorization (pass → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a185ad-ae57-7ef2-963f-56022be25f32"
    },
    {
      "id": "chg_01a185ad-ae5c-7834-9c2a-6e04caa9d203",
      "kind": "server.instructions_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "instructions",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-10-29",
      "occurred_at": "2026-10-29 03:21:54.35848+00",
      "observed_since": "2026-10-28",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a185ad-ae5c-7834-9c2a-6e04caa9d203"
    },
    {
      "id": "chg_01a185ad-ae58-7891-aa3a-9cd5a615a27d",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx"
      },
      "occurred_on": "2026-10-29",
      "occurred_at": "2026-10-29 03:21:54.35848+00",
      "observed_since": "2026-10-28",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a185ad-ae58-7891-aa3a-9cd5a615a27d"
    },
    {
      "id": "chg_01a185ad-ae5b-7f27-af79-6b15f8910df8",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "deep_research",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "deep_research"
      },
      "occurred_on": "2026-10-29",
      "occurred_at": "2026-10-29 03:21:54.35848+00",
      "observed_since": "2026-10-28",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a185ad-ae5b-7f27-af79-6b15f8910df8"
    },
    {
      "id": "chg_01a185ad-ae5b-72e8-a829-b66d7be7f775",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "bet_research",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "bet_research"
      },
      "occurred_on": "2026-10-29",
      "occurred_at": "2026-10-29 03:21:54.35848+00",
      "observed_since": "2026-10-28",
      "source": "scan",
      "summary": "Tool “bet_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a185ad-ae5b-72e8-a829-b66d7be7f775"
    },
    {
      "id": "chg_01a185ad-ae59-7c29-867b-61f61aa1b199",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_grounded",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_grounded"
      },
      "occurred_on": "2026-10-29",
      "occurred_at": "2026-10-29 03:21:54.35848+00",
      "observed_since": "2026-10-28",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a185ad-ae59-7c29-867b-61f61aa1b199"
    },
    {
      "id": "chg_01a180ee-9683-7d28-9180-e98ad1591211",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "polymarket_kalshi_spread",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "polymarket_kalshi_spread"
      },
      "occurred_on": "2026-10-28",
      "occurred_at": "2026-10-28 05:14:41.547129+00",
      "observed_since": "2026-10-27",
      "source": "scan",
      "summary": "Tool “polymarket_kalshi_spread” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a180ee-9683-7d28-9180-e98ad1591211"
    },
    {
      "id": "chg_01a180ee-967b-7ea1-9752-01b5ef3ff878",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx"
      },
      "occurred_on": "2026-10-28",
      "occurred_at": "2026-10-28 05:14:41.547129+00",
      "observed_since": "2026-10-27",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a180ee-967b-7ea1-9752-01b5ef3ff878"
    },
    {
      "id": "chg_01a180ee-967f-76c9-8fde-c9e5a37a8918",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_beta",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_beta"
      },
      "occurred_on": "2026-10-28",
      "occurred_at": "2026-10-28 05:14:41.547129+00",
      "observed_since": "2026-10-27",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a180ee-967f-76c9-8fde-c9e5a37a8918"
    },
    {
      "id": "chg_01a180ee-9686-71fc-b91d-dda855e55fe7",
      "kind": "server.instructions_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "instructions",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-10-28",
      "occurred_at": "2026-10-28 05:14:41.547129+00",
      "observed_since": "2026-10-27",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a180ee-9686-71fc-b91d-dda855e55fe7"
    },
    {
      "id": "chg_01a180ee-9682-782a-8666-d855f114c2cc",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_grounded",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_grounded"
      },
      "occurred_on": "2026-10-28",
      "occurred_at": "2026-10-28 05:14:41.547129+00",
      "observed_since": "2026-10-27",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a180ee-9682-782a-8666-d855f114c2cc"
    },
    {
      "id": "chg_01a180ee-9683-781e-b104-365167ba8d66",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "deep_research",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "deep_research"
      },
      "occurred_on": "2026-10-28",
      "occurred_at": "2026-10-28 05:14:41.547129+00",
      "observed_since": "2026-10-27",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a180ee-9683-781e-b104-365167ba8d66"
    },
    {
      "id": "chg_01a17bc7-47b8-7c8e-b832-261ac3c5578e",
      "kind": "server.instructions_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "instructions",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-10-27",
      "occurred_at": "2026-10-27 05:13:39.840743+00",
      "observed_since": "2026-10-26",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a17bc7-47b8-7c8e-b832-261ac3c5578e"
    },
    {
      "id": "chg_01a17bc7-47b8-700c-96d4-b84c5b302fc8",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "deep_research",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "deep_research"
      },
      "occurred_on": "2026-10-27",
      "occurred_at": "2026-10-27 05:13:39.840743+00",
      "observed_since": "2026-10-26",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a17bc7-47b8-700c-96d4-b84c5b302fc8"
    },
    {
      "id": "chg_01a17bc7-47b7-7943-83bf-4ed513c46a1f",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_grounded",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_grounded"
      },
      "occurred_on": "2026-10-27",
      "occurred_at": "2026-10-27 05:13:39.840743+00",
      "observed_since": "2026-10-26",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a17bc7-47b7-7943-83bf-4ed513c46a1f"
    },
    {
      "id": "chg_01a17bc7-47b7-72e0-9234-1f931495516b",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_beta",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_beta"
      },
      "occurred_on": "2026-10-27",
      "occurred_at": "2026-10-27 05:13:39.840743+00",
      "observed_since": "2026-10-26",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a17bc7-47b7-72e0-9234-1f931495516b"
    },
    {
      "id": "chg_01a17bc7-47b6-71f9-a96f-8a5c3eccb46f",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx"
      },
      "occurred_on": "2026-10-27",
      "occurred_at": "2026-10-27 05:13:39.840743+00",
      "observed_since": "2026-10-26",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a17bc7-47b6-71f9-a96f-8a5c3eccb46f"
    },
    {
      "id": "chg_01a176a1-1df1-7333-a09b-e00443f34b2e",
      "kind": "check.appeared",
      "family": "auth-registration",
      "subject_kind": "check",
      "subject": "auth-registration",
      "subject_child": "",
      "from_code": null,
      "to_code": "auth.registration_cimd",
      "from_value": null,
      "to_value": "pass",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-10-26",
      "occurred_at": "2026-10-26 05:13:52.805534+00",
      "observed_since": "2026-10-25",
      "source": "scan",
      "summary": "First check of Authorization (pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a176a1-1df1-7333-a09b-e00443f34b2e"
    },
    {
      "id": "chg_01a176a1-1df2-772a-b2ee-be7cb675e547",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx"
      },
      "occurred_on": "2026-10-26",
      "occurred_at": "2026-10-26 05:13:52.805534+00",
      "observed_since": "2026-10-24",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a176a1-1df2-772a-b2ee-be7cb675e547"
    },
    {
      "id": "chg_01a176a1-1df2-7c4a-a12d-1134b079561a",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_beta",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_beta"
      },
      "occurred_on": "2026-10-26",
      "occurred_at": "2026-10-26 05:13:52.805534+00",
      "observed_since": "2026-10-24",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a176a1-1df2-7c4a-a12d-1134b079561a"
    },
    {
      "id": "chg_01a176a1-1df3-7151-b02e-bab3d65e3b54",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_grounded",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_grounded"
      },
      "occurred_on": "2026-10-26",
      "occurred_at": "2026-10-26 05:13:52.805534+00",
      "observed_since": "2026-10-24",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a176a1-1df3-7151-b02e-bab3d65e3b54"
    },
    {
      "id": "chg_01a176a1-1df3-756f-a209-48cc572c234a",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "deep_research",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "deep_research"
      },
      "occurred_on": "2026-10-26",
      "occurred_at": "2026-10-26 05:13:52.805534+00",
      "observed_since": "2026-10-24",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a176a1-1df3-756f-a209-48cc572c234a"
    },
    {
      "id": "chg_01a176a1-1df3-79f1-9dc6-1f9c6e13734a",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "prediction_calibration",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "prediction_calibration"
      },
      "occurred_on": "2026-10-26",
      "occurred_at": "2026-10-26 05:13:52.805534+00",
      "observed_since": "2026-10-24",
      "source": "scan",
      "summary": "Tool “prediction_calibration” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a176a1-1df3-79f1-9dc6-1f9c6e13734a"
    },
    {
      "id": "chg_01a176a1-1df3-7f27-9f85-7afae6863923",
      "kind": "server.instructions_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "instructions",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-10-26",
      "occurred_at": "2026-10-26 05:13:52.805534+00",
      "observed_since": "2026-10-24",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a176a1-1df3-7f27-9f85-7afae6863923"
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    {
      "id": "chg_01a176a1-1df0-7cd6-9d17-c4d8b27ffbfb",
      "kind": "check.reverified",
      "family": "tool-safety-injection",
      "subject_kind": "check",
      "subject": "tool-safety-injection",
      "subject_child": "",
      "from_code": "toolsafety.unreachable",
      "to_code": "toolsafety.injection_clean",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-10-26",
      "occurred_at": "2026-10-26 05:13:52.805534+00",
      "observed_since": "2026-10-25",
      "source": "scan",
      "summary": "Injection markers (unverified → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a176a1-1df0-7cd6-9d17-c4d8b27ffbfb"
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    {
      "id": "chg_01a176a1-1def-7f17-a42b-42f46366d537",
      "kind": "check.reverified",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_unlisted",
      "to_code": "auth.rfc9728_invoke",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-10-26",
      "occurred_at": "2026-10-26 05:13:52.805534+00",
      "observed_since": "2026-10-25",
      "source": "scan",
      "summary": "Authorization (unverified → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a176a1-1def-7f17-a42b-42f46366d537"
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    {
      "id": "chg_01a1717a-84ab-735c-9426-dd135c838889",
      "kind": "check.unverifiable",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_destructive",
      "to_code": "auth.none_unlisted",
      "from_value": "fail",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-10-25",
      "occurred_at": "2026-10-25 05:13:37.126802+00",
      "observed_since": "2026-10-24",
      "source": "scan",
      "summary": "Authorization (fail → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a1717a-84ab-735c-9426-dd135c838889"
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    {
      "id": "chg_01a1717a-84ac-7363-a093-858e2319f277",
      "kind": "check.unverifiable",
      "family": "tool-safety-injection",
      "subject_kind": "check",
      "subject": "tool-safety-injection",
      "subject_child": "",
      "from_code": "toolsafety.injection_clean",
      "to_code": "toolsafety.unreachable",
      "from_value": "pass",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-10-25",
      "occurred_at": "2026-10-25 05:13:37.126802+00",
      "observed_since": "2026-10-24",
      "source": "scan",
      "summary": "Tool safety (pass → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-cms-drug-price-negotiation/cms-drug-price-negotiation-mcp#chg-chg_01a1717a-84ac-7363-a093-858e2319f277"
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  "days": [
    {
      "date": "2026-11-04",
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      "attribution": null,
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    {
      "date": "2026-11-03",
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      "delta": -14,
      "tracked": true,
      "explained": true,
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    {
      "date": "2026-11-02",
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      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
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    {
      "date": "2026-11-01",
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      "delta": 1,
      "tracked": true,
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      "beyond_event_horizon": false,
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    {
      "date": "2026-10-31",
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      "tracked": true,
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      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 5
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    {
      "date": "2026-10-30",
      "total": 76,
      "delta": 15,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
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    {
      "date": "2026-10-29",
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      "delta": -14,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
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    {
      "date": "2026-10-28",
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}