{
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  "component": "medlineplus-mcp",
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    {
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    {
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      "summary": "Tool safety (pass → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a089e9-2f42-7c3d-b840-c4220bd1fd79"
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    {
      "id": "chg_01a084c3-1615-732f-8652-8a76adc0256e",
      "kind": "check.verdict",
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      "subject_kind": "check",
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      "from_code": "auth.none_destructive",
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      "summary": "Authorization (fail → pass)",
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    {
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      "materiality": "security",
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      "detail": {
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      "occurred_at": "2026-09-09 06:02:52.763113+00",
      "observed_since": "2026-09-08",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a084c3-1616-732a-85de-c50423f9efa1"
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    {
      "id": "chg_01a084c3-1616-7874-b33c-9f5581cf573f",
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      "materiality": "security",
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      "detail": {
        "tool": "ask_pipeworx_beta"
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      "occurred_on": "2026-09-09",
      "occurred_at": "2026-09-09 06:02:52.763113+00",
      "observed_since": "2026-09-08",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a084c3-1616-7874-b33c-9f5581cf573f"
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    {
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      "materiality": "security",
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        "tool": "ask_pipeworx_grounded"
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      "occurred_on": "2026-09-09",
      "occurred_at": "2026-09-09 06:02:52.763113+00",
      "observed_since": "2026-09-08",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a084c3-1617-7344-a4e1-25b3209ed0e9"
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    {
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      "detail": {
        "tool": "deep_research"
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      "occurred_at": "2026-09-09 06:02:52.763113+00",
      "observed_since": "2026-09-08",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a084c3-1617-786a-a427-0a8387061e94"
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      "occurred_at": "2026-09-09 06:02:52.763113+00",
      "observed_since": "2026-09-08",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a084c3-1617-7c99-a6cf-9988774686a8"
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    {
      "id": "chg_01a07f9e-df31-78c2-9761-554e9b339ec7",
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      "occurred_at": "2026-09-08 06:05:13.202008+00",
      "observed_since": "2026-09-07",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a07f9e-df31-78c2-9761-554e9b339ec7"
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    {
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      "occurred_at": "2026-09-08 06:05:13.202008+00",
      "observed_since": "2026-09-07",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a07f9e-df34-706c-a79a-f9f399dbd783"
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    {
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      "occurred_at": "2026-09-08 06:05:13.202008+00",
      "observed_since": "2026-09-07",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a07f9e-df34-7a56-8a76-90740c7181df"
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    {
      "id": "chg_01a07f9e-df35-7012-8c7a-107aeaeda4fe",
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      "subject_kind": "tool",
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      "materiality": "security",
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      "detail": {
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      "occurred_at": "2026-09-08 06:05:13.202008+00",
      "observed_since": "2026-09-07",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a07f9e-df35-7012-8c7a-107aeaeda4fe"
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    {
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      "materiality": "security",
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      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-08",
      "occurred_at": "2026-09-08 06:05:13.202008+00",
      "observed_since": "2026-09-07",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a07f9e-df35-7d52-b1a9-646649b6451e"
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    {
      "id": "chg_01a07a77-69ba-7af8-8f0a-3cee879f4583",
      "kind": "check.reverified",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
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      "from_code": "auth.none_unlisted",
      "to_code": "auth.none_destructive",
      "from_value": "unverified",
      "to_value": "fail",
      "materiality": "critical",
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      "detail": {
        "tool": "forget"
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      "occurred_at": "2026-09-07 06:04:01.120943+00",
      "observed_since": "2026-09-06",
      "source": "scan",
      "summary": "Authorization (unverified → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a07a77-69ba-7af8-8f0a-3cee879f4583"
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    {
      "id": "chg_01a07a77-69bd-7ebc-9271-854b51327e90",
      "kind": "check.reverified",
      "family": "tool-safety-injection",
      "subject_kind": "check",
      "subject": "tool-safety-injection",
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      "from_code": "toolsafety.unreachable",
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      "occurred_at": "2026-09-07 06:04:01.120943+00",
      "observed_since": "2026-09-06",
      "source": "scan",
      "summary": "Injection markers (unverified → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a07a77-69bd-7ebc-9271-854b51327e90"
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      "from_code": "stability.churn",
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      "materiality": "security",
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      "occurred_at": "2026-09-07 06:04:01.120943+00",
      "observed_since": "2026-09-06",
      "source": "scan",
      "summary": "Stability (fail → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a07a77-69be-79a0-9678-d0cb86b74039"
    },
    {
      "id": "chg_01a07550-91da-7a1b-a380-bef4b64712ef",
      "kind": "check.verdict",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.stable",
      "to_code": "stability.churn",
      "from_value": "pass",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "days": "30",
        "added": "0",
        "breaks": "0",
        "removed": "33",
        "auth_transport": "0"
      },
      "occurred_on": "2026-09-06",
      "occurred_at": "2026-09-06 06:03:29.484389+00",
      "observed_since": "2026-09-05",
      "source": "scan",
      "summary": "Stability (pass → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a07550-91da-7a1b-a380-bef4b64712ef"
    },
    {
      "id": "chg_01a07550-91db-79e0-9e41-f44ec910164d",
      "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": "2026-09-06",
      "occurred_at": "2026-09-06 06:03:29.484389+00",
      "observed_since": "2026-09-05",
      "source": "scan",
      "summary": "Authorization (fail → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a07550-91db-79e0-9e41-f44ec910164d"
    },
    {
      "id": "chg_01a07550-91dc-7062-931a-3573c22d197a",
      "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": "2026-09-06",
      "occurred_at": "2026-09-06 06:03:29.484389+00",
      "observed_since": "2026-09-05",
      "source": "scan",
      "summary": "Tool safety (pass → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a07550-91dc-7062-931a-3573c22d197a"
    },
    {
      "id": "chg_01a0702a-86af-794d-83cf-41426f320955",
      "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": "2026-09-05",
      "occurred_at": "2026-09-05 06:03:49.91464+00",
      "observed_since": "2026-09-04",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a0702a-86af-794d-83cf-41426f320955"
    },
    {
      "id": "chg_01a0702a-86b1-77d7-8875-6e58b47e40bf",
      "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": "2026-09-05",
      "occurred_at": "2026-09-05 06:03:49.91464+00",
      "observed_since": "2026-09-04",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a0702a-86b1-77d7-8875-6e58b47e40bf"
    },
    {
      "id": "chg_01a0702a-86b4-7a3c-9854-20c8f783b7f3",
      "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": "2026-09-05",
      "occurred_at": "2026-09-05 06:03:49.91464+00",
      "observed_since": "2026-09-04",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a0702a-86b4-7a3c-9854-20c8f783b7f3"
    },
    {
      "id": "chg_01a0702a-86b5-76e3-a745-6b90ef523395",
      "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": "2026-09-05",
      "occurred_at": "2026-09-05 06:03:49.91464+00",
      "observed_since": "2026-09-04",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a0702a-86b5-76e3-a745-6b90ef523395"
    },
    {
      "id": "chg_01a0702a-86b6-7a64-a8e2-83f229e9ed05",
      "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": "2026-09-05",
      "occurred_at": "2026-09-05 06:03:49.91464+00",
      "observed_since": "2026-09-04",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a0702a-86b6-7a64-a8e2-83f229e9ed05"
    },
    {
      "id": "chg_01a06b04-0ea6-74f0-9fab-b9ae8f77bb91",
      "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": "2026-09-04",
      "occurred_at": "2026-09-04 06:03:42.943793+00",
      "observed_since": "2026-09-03",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a06b04-0ea6-74f0-9fab-b9ae8f77bb91"
    },
    {
      "id": "chg_01a06b04-0ea7-774c-8621-99f939d8f785",
      "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": "2026-09-04",
      "occurred_at": "2026-09-04 06:03:42.943793+00",
      "observed_since": "2026-09-03",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a06b04-0ea7-774c-8621-99f939d8f785"
    },
    {
      "id": "chg_01a06b04-0ea7-7c02-9a3f-e145dd6c567f",
      "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": "2026-09-04",
      "occurred_at": "2026-09-04 06:03:42.943793+00",
      "observed_since": "2026-09-03",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a06b04-0ea7-7c02-9a3f-e145dd6c567f"
    },
    {
      "id": "chg_01a06b04-0ea8-75fd-8560-8e1ea2f11679",
      "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": "2026-09-04",
      "occurred_at": "2026-09-04 06:03:42.943793+00",
      "observed_since": "2026-09-03",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a06b04-0ea8-75fd-8560-8e1ea2f11679"
    },
    {
      "id": "chg_01a06b04-0ea8-7a89-86d2-050a97f5fe52",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "entity_profile",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "entity_profile"
      },
      "occurred_on": "2026-09-04",
      "occurred_at": "2026-09-04 06:03:42.943793+00",
      "observed_since": "2026-09-03",
      "source": "scan",
      "summary": "Tool “entity_profile” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a06b04-0ea8-7a89-86d2-050a97f5fe52"
    },
    {
      "id": "chg_01a06b04-0ea9-79ad-8aec-c5afefddfddf",
      "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": "2026-09-04",
      "occurred_at": "2026-09-04 06:03:42.943793+00",
      "observed_since": "2026-09-03",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a06b04-0ea9-79ad-8aec-c5afefddfddf"
    },
    {
      "id": "chg_01a065dd-c871-7794-93e5-092622cd8581",
      "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": "2026-09-03",
      "occurred_at": "2026-09-03 06:03:48.593472+00",
      "observed_since": "2026-09-02",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a065dd-c871-7794-93e5-092622cd8581"
    },
    {
      "id": "chg_01a065dd-c872-7be9-9cf8-a7ff07d365e4",
      "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": "2026-09-03",
      "occurred_at": "2026-09-03 06:03:48.593472+00",
      "observed_since": "2026-09-02",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a065dd-c872-7be9-9cf8-a7ff07d365e4"
    },
    {
      "id": "chg_01a065dd-c873-72a5-9272-2726a51c1692",
      "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": "2026-09-03",
      "occurred_at": "2026-09-03 06:03:48.593472+00",
      "observed_since": "2026-09-02",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a065dd-c873-72a5-9272-2726a51c1692"
    },
    {
      "id": "chg_01a065dd-c873-78e6-8f27-2b25c6f56720",
      "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": "2026-09-03",
      "occurred_at": "2026-09-03 06:03:48.593472+00",
      "observed_since": "2026-09-02",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a065dd-c873-78e6-8f27-2b25c6f56720"
    },
    {
      "id": "chg_01a065dd-c873-7db7-bbf8-33dc571d15af",
      "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": "2026-09-03",
      "occurred_at": "2026-09-03 06:03:48.593472+00",
      "observed_since": "2026-09-02",
      "source": "scan",
      "summary": "Tool “polymarket_kalshi_spread” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a065dd-c873-7db7-bbf8-33dc571d15af"
    },
    {
      "id": "chg_01a065dd-c874-7293-85bb-225c4903605b",
      "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": "2026-09-03",
      "occurred_at": "2026-09-03 06:03:48.593472+00",
      "observed_since": "2026-09-02",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a065dd-c874-7293-85bb-225c4903605b"
    },
    {
      "id": "chg_01a060b7-0293-74c1-85c9-16b54de95d7c",
      "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": "2026-09-02",
      "occurred_at": "2026-09-02 06:03:21.498303+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a060b7-0293-74c1-85c9-16b54de95d7c"
    },
    {
      "id": "chg_01a060b7-0294-77e6-a3e7-bd523aa88bf9",
      "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": "2026-09-02",
      "occurred_at": "2026-09-02 06:03:21.498303+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a060b7-0294-77e6-a3e7-bd523aa88bf9"
    },
    {
      "id": "chg_01a060b7-0294-7d63-bde5-aebc1afaa53c",
      "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": "2026-09-02",
      "occurred_at": "2026-09-02 06:03:21.498303+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a060b7-0294-7d63-bde5-aebc1afaa53c"
    },
    {
      "id": "chg_01a060b7-0295-73bf-97ac-bb0bf9514883",
      "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": "2026-09-02",
      "occurred_at": "2026-09-02 06:03:21.498303+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a060b7-0295-73bf-97ac-bb0bf9514883"
    },
    {
      "id": "chg_01a060b7-0296-7cbb-a964-6539553ad38c",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "resolve_entity",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "resolve_entity"
      },
      "occurred_on": "2026-09-02",
      "occurred_at": "2026-09-02 06:03:21.498303+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "Tool “resolve_entity” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a060b7-0296-7cbb-a964-6539553ad38c"
    },
    {
      "id": "chg_01a060b7-0297-798a-93ab-5a77b6af7443",
      "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": "2026-09-02",
      "occurred_at": "2026-09-02 06:03:21.498303+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a060b7-0297-798a-93ab-5a77b6af7443"
    },
    {
      "id": "chg_01a05b90-9259-71ba-b117-b9e8812bd79d",
      "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": "2026-09-01",
      "occurred_at": "2026-09-01 06:03:16.41595+00",
      "observed_since": "2026-08-31",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a05b90-9259-71ba-b117-b9e8812bd79d"
    },
    {
      "id": "chg_01a05b90-925a-7424-850f-6f8afa373674",
      "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": "2026-09-01",
      "occurred_at": "2026-09-01 06:03:16.41595+00",
      "observed_since": "2026-08-31",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a05b90-925a-7424-850f-6f8afa373674"
    },
    {
      "id": "chg_01a05b90-925a-7cbb-8b9a-f1bc2b8089bc",
      "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": "2026-09-01",
      "occurred_at": "2026-09-01 06:03:16.41595+00",
      "observed_since": "2026-08-31",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a05b90-925a-7cbb-8b9a-f1bc2b8089bc"
    },
    {
      "id": "chg_01a05b90-925b-7b03-b2eb-f038dbeb3edc",
      "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": "2026-09-01",
      "occurred_at": "2026-09-01 06:03:16.41595+00",
      "observed_since": "2026-08-31",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a05b90-925b-7b03-b2eb-f038dbeb3edc"
    },
    {
      "id": "chg_01a05b90-925c-72a8-82e7-f86810f8f82c",
      "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": "2026-09-01",
      "occurred_at": "2026-09-01 06:03:16.41595+00",
      "observed_since": "2026-08-31",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a05b90-925c-72a8-82e7-f86810f8f82c"
    },
    {
      "id": "chg_01a0566a-00fb-74ab-8a75-e54454de3f84",
      "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": "2026-08-31",
      "occurred_at": "2026-08-31 06:03:02.57445+00",
      "observed_since": "2026-08-30",
      "source": "scan",
      "summary": "Authorization (pass → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a0566a-00fb-74ab-8a75-e54454de3f84"
    },
    {
      "id": "chg_01a0566a-00fc-7b2a-8b77-c135811bb960",
      "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": "2026-08-31",
      "occurred_at": "2026-08-31 06:03:02.57445+00",
      "observed_since": "2026-08-30",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a0566a-00fc-7b2a-8b77-c135811bb960"
    },
    {
      "id": "chg_01a0566a-00fd-7249-97de-6ac180f1b32b",
      "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": "2026-08-31",
      "occurred_at": "2026-08-31 06:03:02.57445+00",
      "observed_since": "2026-08-30",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a0566a-00fd-7249-97de-6ac180f1b32b"
    },
    {
      "id": "chg_01a0566a-00fd-7887-a758-c83542fa00b0",
      "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": "2026-08-31",
      "occurred_at": "2026-08-31 06:03:02.57445+00",
      "observed_since": "2026-08-30",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a0566a-00fd-7887-a758-c83542fa00b0"
    },
    {
      "id": "chg_01a0566a-00fd-7e02-a7ae-ca3dccaf7392",
      "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": "2026-08-31",
      "occurred_at": "2026-08-31 06:03:02.57445+00",
      "observed_since": "2026-08-30",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a0566a-00fd-7e02-a7ae-ca3dccaf7392"
    },
    {
      "id": "chg_01a0566a-00fe-748f-a96e-9f5449156782",
      "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": "2026-08-31",
      "occurred_at": "2026-08-31 06:03:02.57445+00",
      "observed_since": "2026-08-30",
      "source": "scan",
      "summary": "Tool “polymarket_kalshi_spread” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a0566a-00fe-748f-a96e-9f5449156782"
    },
    {
      "id": "chg_01a0566a-00fe-7e31-9512-df8d13ca6938",
      "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": "2026-08-31",
      "occurred_at": "2026-08-31 06:03:02.57445+00",
      "observed_since": "2026-08-30",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a0566a-00fe-7e31-9512-df8d13ca6938"
    },
    {
      "id": "chg_01a05143-e462-79e8-b2ac-6ba7c2f387ad",
      "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": "2026-08-30",
      "occurred_at": "2026-08-30 06:03:18.869909+00",
      "observed_since": "2026-08-29",
      "source": "scan",
      "summary": "Authorization (fail → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a05143-e462-79e8-b2ac-6ba7c2f387ad"
    },
    {
      "id": "chg_01a04c1d-86ef-7045-8ea7-60701566b07f",
      "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": "2026-08-29",
      "occurred_at": "2026-08-29 06:03:18.574366+00",
      "observed_since": "2026-08-28",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a04c1d-86ef-7045-8ea7-60701566b07f"
    },
    {
      "id": "chg_01a04c1d-86f0-778d-9a18-c42eaf60af0e",
      "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": "2026-08-29",
      "occurred_at": "2026-08-29 06:03:18.574366+00",
      "observed_since": "2026-08-28",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a04c1d-86f0-778d-9a18-c42eaf60af0e"
    },
    {
      "id": "chg_01a04c1d-86f1-7685-b460-3b0905f38e4c",
      "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": "2026-08-29",
      "occurred_at": "2026-08-29 06:03:18.574366+00",
      "observed_since": "2026-08-28",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a04c1d-86f1-7685-b460-3b0905f38e4c"
    },
    {
      "id": "chg_01a04c1d-86f1-7d78-8555-35a71194788f",
      "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": "2026-08-29",
      "occurred_at": "2026-08-29 06:03:18.574366+00",
      "observed_since": "2026-08-28",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a04c1d-86f1-7d78-8555-35a71194788f"
    },
    {
      "id": "chg_01a04c1d-86f2-73bd-9422-32bd87506209",
      "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": "2026-08-29",
      "occurred_at": "2026-08-29 06:03:18.574366+00",
      "observed_since": "2026-08-28",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a04c1d-86f2-73bd-9422-32bd87506209"
    },
    {
      "id": "chg_01a046f7-1612-7bb1-b269-05d6a2ad1566",
      "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"
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      "occurred_on": "2026-08-28",
      "occurred_at": "2026-08-28 06:03:13.114759+00",
      "observed_since": "2026-08-27",
      "source": "scan",
      "summary": "Authorization (pass → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a046f7-1612-7bb1-b269-05d6a2ad1566"
    },
    {
      "id": "chg_01a041d2-c718-77fe-84e7-8b72dc801d60",
      "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": "2026-08-27",
      "occurred_at": "2026-08-27 06:05:27.642389+00",
      "observed_since": "2026-08-26",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a041d2-c718-77fe-84e7-8b72dc801d60"
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    {
      "id": "chg_01a041d2-c719-7b41-ae18-0a054830ec1f",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
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      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_beta"
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      "occurred_on": "2026-08-27",
      "occurred_at": "2026-08-27 06:05:27.642389+00",
      "observed_since": "2026-08-26",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a041d2-c719-7b41-ae18-0a054830ec1f"
    },
    {
      "id": "chg_01a041d2-c71a-7049-b58a-a79fe474c2bd",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
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      "subject_child": "",
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      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_grounded"
      },
      "occurred_on": "2026-08-27",
      "occurred_at": "2026-08-27 06:05:27.642389+00",
      "observed_since": "2026-08-26",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a041d2-c71a-7049-b58a-a79fe474c2bd"
    },
    {
      "id": "chg_01a041d2-c71a-7524-988e-b6be6057fc08",
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      "family": "",
      "subject_kind": "tool",
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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": {
        "tool": "deep_research"
      },
      "occurred_on": "2026-08-27",
      "occurred_at": "2026-08-27 06:05:27.642389+00",
      "observed_since": "2026-08-26",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a041d2-c71a-7524-988e-b6be6057fc08"
    },
    {
      "id": "chg_01a041d2-c71a-7a54-a440-5c4a10337999",
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      "family": "",
      "subject_kind": "server",
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      "subject_child": "",
      "from_code": null,
      "to_code": null,
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      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-27",
      "occurred_at": "2026-08-27 06:05:27.642389+00",
      "observed_since": "2026-08-26",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a041d2-c71a-7a54-a440-5c4a10337999"
    },
    {
      "id": "chg_01a03786-5aa6-7ce6-b5f3-e350b689fed9",
      "kind": "check.verdict",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_destructive",
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      "from_value": "fail",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-25",
      "occurred_at": "2026-08-25 06:05:46.947769+00",
      "observed_since": "2026-08-24",
      "source": "scan",
      "summary": "Authorization (fail → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a03786-5aa6-7ce6-b5f3-e350b689fed9"
    },
    {
      "id": "chg_01a03786-5aa7-7c15-b346-6af026cf24fc",
      "kind": "check.verdict",
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      "subject_kind": "check",
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      "subject_child": "",
      "from_code": "stability.building_history",
      "to_code": "stability.stable",
      "from_value": "0.97",
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      "materiality": "security",
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      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-25",
      "occurred_at": "2026-08-25 06:05:46.947769+00",
      "observed_since": "2026-08-24",
      "source": "scan",
      "summary": "Stability (0.97 → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a03786-5aa7-7c15-b346-6af026cf24fc"
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    {
      "id": "chg_01a02d39-52ef-7afa-ab5f-ae4acaf1623e",
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      "subject_kind": "check",
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      "from_code": "auth.rfc9728_invoke",
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      "from_value": "pass",
      "to_value": "fail",
      "materiality": "critical",
      "direction": "regression",
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      "detail": {
        "tool": "forget"
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      "occurred_at": "2026-08-23 06:05:26.522119+00",
      "observed_since": "2026-08-22",
      "source": "scan",
      "summary": "Authorization (pass → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a02d39-52ef-7afa-ab5f-ae4acaf1623e"
    },
    {
      "id": "chg_01a02d39-52f0-7de2-8633-849b0f93c468",
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      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx"
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      "occurred_on": "2026-08-23",
      "occurred_at": "2026-08-23 06:05:26.522119+00",
      "observed_since": "2026-08-22",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a02d39-52f0-7de2-8633-849b0f93c468"
    },
    {
      "id": "chg_01a02d39-52f1-750a-bfe8-2ad872e0fb02",
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      "family": "",
      "subject_kind": "tool",
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      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_beta"
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      "occurred_on": "2026-08-23",
      "occurred_at": "2026-08-23 06:05:26.522119+00",
      "observed_since": "2026-08-22",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a02d39-52f1-750a-bfe8-2ad872e0fb02"
    },
    {
      "id": "chg_01a02d39-52f1-7ac5-a111-5d8a00024723",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_grounded",
      "subject_child": "",
      "from_code": null,
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      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_grounded"
      },
      "occurred_on": "2026-08-23",
      "occurred_at": "2026-08-23 06:05:26.522119+00",
      "observed_since": "2026-08-22",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a02d39-52f1-7ac5-a111-5d8a00024723"
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    {
      "id": "chg_01a02d39-52f1-7e9c-9cba-98005e538a0c",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
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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": {
        "tool": "deep_research"
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      "occurred_on": "2026-08-23",
      "occurred_at": "2026-08-23 06:05:26.522119+00",
      "observed_since": "2026-08-22",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a02d39-52f1-7e9c-9cba-98005e538a0c"
    },
    {
      "id": "chg_01a02d39-52f2-775e-9673-4b6b4af55316",
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      "family": "",
      "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": "2026-08-23",
      "occurred_at": "2026-08-23 06:05:26.522119+00",
      "observed_since": "2026-08-22",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a02d39-52f2-775e-9673-4b6b4af55316"
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    {
      "id": "chg_01a02812-fc8c-739b-b080-f5b3b20151a8",
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      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_destructive_unverified",
      "to_code": "auth.rfc9728_invoke",
      "from_value": "unverified",
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      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-22",
      "occurred_at": "2026-08-22 06:05:27.868116+00",
      "observed_since": "2026-08-21",
      "source": "scan",
      "summary": "Authorization (unverified → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a02812-fc8c-739b-b080-f5b3b20151a8"
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    {
      "id": "chg_01a02812-fc8d-7660-b484-a23f73ee3ab8",
      "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": "2026-08-22",
      "occurred_at": "2026-08-22 06:05:27.868116+00",
      "observed_since": "2026-08-21",
      "source": "scan",
      "summary": "First check of Authorization (pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a02812-fc8d-7660-b484-a23f73ee3ab8"
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    {
      "id": "chg_01a02812-fc91-7d46-9018-23c02d2764f8",
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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",
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      "detail": {
        "tool": "ask_pipeworx"
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      "occurred_on": "2026-08-22",
      "occurred_at": "2026-08-22 06:05:27.868116+00",
      "observed_since": "2026-08-21",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a02812-fc91-7d46-9018-23c02d2764f8"
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    {
      "id": "chg_01a02812-fc92-7cc6-9e79-131f9f8ea857",
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      "subject_kind": "tool",
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      "materiality": "security",
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      "occurred_on": "2026-08-22",
      "occurred_at": "2026-08-22 06:05:27.868116+00",
      "observed_since": "2026-08-21",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a02812-fc92-7cc6-9e79-131f9f8ea857"
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    {
      "id": "chg_01a02812-fc94-76a2-b569-c6daad9d1602",
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      "subject_kind": "tool",
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      "materiality": "security",
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        "tool": "ask_pipeworx_grounded"
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      "occurred_on": "2026-08-22",
      "occurred_at": "2026-08-22 06:05:27.868116+00",
      "observed_since": "2026-08-21",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a02812-fc94-76a2-b569-c6daad9d1602"
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    {
      "id": "chg_01a02812-fc95-7158-87c4-891cb348f852",
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      "subject_kind": "tool",
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      "materiality": "security",
      "direction": "neutral",
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      "detail": {
        "tool": "deep_research"
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      "occurred_on": "2026-08-22",
      "occurred_at": "2026-08-22 06:05:27.868116+00",
      "observed_since": "2026-08-21",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a02812-fc95-7158-87c4-891cb348f852"
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    {
      "id": "chg_01a02812-fc95-7908-9930-d30b59a60b9e",
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      "family": "",
      "subject_kind": "server",
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      "materiality": "security",
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      "detail": {},
      "occurred_on": "2026-08-22",
      "occurred_at": "2026-08-22 06:05:27.868116+00",
      "observed_since": "2026-08-21",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a02812-fc95-7908-9930-d30b59a60b9e"
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    {
      "id": "chg_01a022ec-d92a-73d0-9eaf-c2a61ee252c8",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
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      "from_code": null,
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      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
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      "detail": {
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      "occurred_on": "2026-08-21",
      "occurred_at": "2026-08-21 06:05:42.395284+00",
      "observed_since": "2026-08-20",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a022ec-d92a-73d0-9eaf-c2a61ee252c8"
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    {
      "id": "chg_01a022ec-d92b-7845-a359-81478bcabb17",
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      "subject_kind": "tool",
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      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_beta"
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      "occurred_on": "2026-08-21",
      "occurred_at": "2026-08-21 06:05:42.395284+00",
      "observed_since": "2026-08-20",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a022ec-d92b-7845-a359-81478bcabb17"
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    {
      "id": "chg_01a022ec-d92b-7da0-a3ca-82904e76cbb1",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_grounded",
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      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_grounded"
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      "occurred_on": "2026-08-21",
      "occurred_at": "2026-08-21 06:05:42.395284+00",
      "observed_since": "2026-08-20",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a022ec-d92b-7da0-a3ca-82904e76cbb1"
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    {
      "id": "chg_01a022ec-d92c-7224-bf5f-e9370c7529b3",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
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      "from_code": null,
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      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "deep_research"
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      "occurred_on": "2026-08-21",
      "occurred_at": "2026-08-21 06:05:42.395284+00",
      "observed_since": "2026-08-20",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a022ec-d92c-7224-bf5f-e9370c7529b3"
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    {
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      "family": "",
      "subject_kind": "server",
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      "from_code": null,
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      "materiality": "security",
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      "occurred_on": "2026-08-21",
      "occurred_at": "2026-08-21 06:05:42.395284+00",
      "observed_since": "2026-08-20",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a022ec-d92c-776d-b5f4-b5f25438b8d2"
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    {
      "id": "chg_01a01dc6-76e1-7551-bcd6-0294d3941739",
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      "to_value": "unverified",
      "materiality": "security",
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    {
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      "materiality": "security",
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      "occurred_at": "2026-08-20 06:05:40.808411+00",
      "observed_since": "2026-08-19",
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      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
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    {
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      "materiality": "security",
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      "occurred_at": "2026-08-20 06:05:40.808411+00",
      "observed_since": "2026-08-19",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
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      "materiality": "security",
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      "occurred_at": "2026-08-20 06:05:40.808411+00",
      "observed_since": "2026-08-19",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a01dc6-76e5-7759-89b5-7292070ee34e"
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    {
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      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
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      "occurred_at": "2026-08-20 06:05:40.808411+00",
      "observed_since": "2026-08-19",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a01dc6-76e5-7e56-9fc5-7f31798f3cc5"
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      "from_value": null,
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      "materiality": "security",
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      "occurred_on": "2026-08-20",
      "occurred_at": "2026-08-20 06:05:40.808411+00",
      "observed_since": "2026-08-19",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a01dc6-76e6-76b7-814d-1579caf75b73"
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      "family": "auth-oauth",
      "subject_kind": "check",
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      "subject_child": "",
      "from_code": "auth.none_destructive_unverified",
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      "from_value": "unverified",
      "to_value": "fail",
      "materiality": "critical",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "tool": "forget"
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      "occurred_on": "2026-08-19",
      "occurred_at": "2026-08-19 06:05:29.028235+00",
      "observed_since": "2026-08-18",
      "source": "scan",
      "summary": "Authorization (unverified → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-medlineplus/medlineplus-mcp#chg-chg_01a0189f-ecc8-75b6-8b52-c65b8c99e0af"
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