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      "link": "https://verifymcp.io/servers/pipeworx-io-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a09884-8253-712e-bf3e-c8bb73906f7b"
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      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a0935e-6619-7789-ac17-bfe451fb215a"
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      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
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    {
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      "observed_since": "2026-09-11",
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      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a0935e-661a-7206-a36f-734a2d3cdf34"
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    {
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      "observed_since": "2026-09-11",
      "source": "scan",
      "summary": "Tool “bet_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a0935e-661a-76ac-88cf-778344ad06f6"
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      "observed_since": "2026-09-11",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a0935e-661c-76bb-a09a-cfaab2605991"
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    {
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      "summary": "Tool “polymarket_kalshi_spread” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a0935e-661c-7ac8-bd9a-6a684dd2b8fe"
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      "occurred_at": "2026-09-12 02:07:12.234289+00",
      "observed_since": "2026-09-11",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a0935e-661d-762d-af8a-c0146743e9d9"
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    {
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      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a08e38-10c7-7b50-9c8e-2801cac6d8c9"
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      "observed_since": "2026-09-10",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a08e38-10c8-7bf5-93c9-52f18a6f4aa2"
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      "occurred_at": "2026-09-11 02:07:14.027056+00",
      "observed_since": "2026-09-10",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a08e38-10c9-7200-a284-901a1c5088af"
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      "occurred_at": "2026-09-11 02:07:14.027056+00",
      "observed_since": "2026-09-10",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a08e38-10c9-778f-b7f3-85aafbfd4900"
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      "occurred_at": "2026-09-11 02:07:14.027056+00",
      "observed_since": "2026-09-10",
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      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a08e38-10c9-7c78-beae-f29005cdc8dd"
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    {
      "id": "chg_01a08912-d250-771b-8ccb-277a5908e761",
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      "occurred_at": "2026-09-10 02:08:27.124457+00",
      "observed_since": "2026-09-09",
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      "summary": "Authorization (unverified → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a08912-d250-771b-8ccb-277a5908e761"
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      "occurred_at": "2026-09-10 02:08:27.124457+00",
      "observed_since": "2026-09-09",
      "source": "scan",
      "summary": "Injection markers (unverified → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a08912-d251-74a0-870f-e80eee8b810c"
    },
    {
      "id": "chg_01a08912-d251-7ac7-98f2-f53602a87d0a",
      "kind": "check.verdict",
      "family": "stability",
      "subject_kind": "check",
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      "subject_child": "",
      "from_code": "stability.churn",
      "to_code": "stability.stable",
      "from_value": "fail",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-10",
      "occurred_at": "2026-09-10 02:08:27.124457+00",
      "observed_since": "2026-09-09",
      "source": "scan",
      "summary": "Stability (fail → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a08912-d251-7ac7-98f2-f53602a87d0a"
    },
    {
      "id": "chg_01a083ed-b814-79e6-ae40-e2c560758180",
      "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",
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        "removed": "37",
        "auth_transport": "0"
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      "occurred_on": "2026-09-09",
      "occurred_at": "2026-09-09 02:09:49.518357+00",
      "observed_since": "2026-09-08",
      "source": "scan",
      "summary": "Stability (pass → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a083ed-b814-79e6-ae40-e2c560758180"
    },
    {
      "id": "chg_01a083ed-b815-78be-9c89-87c1e9ab17e3",
      "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": "2026-09-09",
      "occurred_at": "2026-09-09 02:09:49.518357+00",
      "observed_since": "2026-09-08",
      "source": "scan",
      "summary": "Authorization (fail → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a083ed-b815-78be-9c89-87c1e9ab17e3"
    },
    {
      "id": "chg_01a083ed-b816-771c-aa6d-817dc4c5d22c",
      "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": "2026-09-09",
      "occurred_at": "2026-09-09 02:09:49.518357+00",
      "observed_since": "2026-09-08",
      "source": "scan",
      "summary": "Tool safety (pass → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a083ed-b816-771c-aa6d-817dc4c5d22c"
    },
    {
      "id": "chg_01a079a5-fa44-7736-8978-b2c809b4d554",
      "kind": "check.reverified",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_unlisted",
      "to_code": "auth.none_destructive",
      "from_value": "unverified",
      "to_value": "fail",
      "materiality": "critical",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "tool": "forget"
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      "occurred_on": "2026-09-07",
      "occurred_at": "2026-09-07 02:15:15.670248+00",
      "observed_since": "2026-09-06",
      "source": "scan",
      "summary": "Authorization (unverified → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a079a5-fa44-7736-8978-b2c809b4d554"
    },
    {
      "id": "chg_01a079a5-fa45-7521-8ad5-a28a76f2bb3b",
      "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": "2026-09-07",
      "occurred_at": "2026-09-07 02:15:15.670248+00",
      "observed_since": "2026-09-06",
      "source": "scan",
      "summary": "Injection markers (unverified → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a079a5-fa45-7521-8ad5-a28a76f2bb3b"
    },
    {
      "id": "chg_01a079a5-fa45-7a8c-8261-6ce76e836491",
      "kind": "check.verdict",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.churn",
      "to_code": "stability.stable",
      "from_value": "fail",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-07",
      "occurred_at": "2026-09-07 02:15:15.670248+00",
      "observed_since": "2026-09-06",
      "source": "scan",
      "summary": "Stability (fail → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a079a5-fa45-7a8c-8261-6ce76e836491"
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    {
      "id": "chg_01a07479-b304-7907-bb00-8f9820b0280f",
      "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": "37",
        "auth_transport": "0"
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      "occurred_on": "2026-09-06",
      "occurred_at": "2026-09-06 02:08:47.781052+00",
      "observed_since": "2026-09-05",
      "source": "scan",
      "summary": "Stability (pass → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a07479-b304-7907-bb00-8f9820b0280f"
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    {
      "id": "chg_01a07479-b305-7521-acfb-534bc565408f",
      "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 02:08:47.781052+00",
      "observed_since": "2026-09-05",
      "source": "scan",
      "summary": "Authorization (fail → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a07479-b305-7521-acfb-534bc565408f"
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    {
      "id": "chg_01a07479-b305-7a0c-9f52-84284fbfa109",
      "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 02:08:47.781052+00",
      "observed_since": "2026-09-05",
      "source": "scan",
      "summary": "Tool safety (pass → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a07479-b305-7a0c-9f52-84284fbfa109"
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    {
      "id": "chg_01a06f53-562a-7114-ab59-41d0cbd4555c",
      "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"
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      "occurred_on": "2026-09-05",
      "occurred_at": "2026-09-05 02:08:47.579346+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-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a06f53-562a-7114-ab59-41d0cbd4555c"
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    {
      "id": "chg_01a06f53-562a-7c6d-9e40-a1f079a4ca46",
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      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_beta",
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      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_beta"
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      "occurred_on": "2026-09-05",
      "occurred_at": "2026-09-05 02:08:47.579346+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-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a06f53-562a-7c6d-9e40-a1f079a4ca46"
    },
    {
      "id": "chg_01a06f53-562b-71a2-b905-872aa2752661",
      "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"
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      "occurred_on": "2026-09-05",
      "occurred_at": "2026-09-05 02:08:47.579346+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-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a06f53-562b-71a2-b905-872aa2752661"
    },
    {
      "id": "chg_01a06f53-562b-76fa-a35c-59f725ea2659",
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      "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": {
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      "occurred_on": "2026-09-05",
      "occurred_at": "2026-09-05 02:08:47.579346+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-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a06f53-562b-76fa-a35c-59f725ea2659"
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    {
      "id": "chg_01a06f53-562b-7be8-8287-f851c63eec6c",
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      "family": "",
      "subject_kind": "server",
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      "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 02:08:47.579346+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-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a06f53-562b-7be8-8287-f851c63eec6c"
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    {
      "id": "chg_01a06a2c-9948-780d-b75e-1ea72f8c65e3",
      "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": "2026-09-04",
      "occurred_at": "2026-09-04 02:08:22.806374+00",
      "observed_since": "2026-09-03",
      "source": "scan",
      "summary": "Authorization (pass → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a06a2c-9948-780d-b75e-1ea72f8c65e3"
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    {
      "id": "chg_01a06a2c-9949-7984-8015-9f495a1b0cec",
      "kind": "tool.description_changed",
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      "subject_kind": "tool",
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      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx"
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      "occurred_on": "2026-09-04",
      "occurred_at": "2026-09-04 02:08:22.806374+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-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a06a2c-9949-7984-8015-9f495a1b0cec"
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    {
      "id": "chg_01a06a2c-994b-724d-9623-d0d3bc5f0cb8",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_beta",
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      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_beta"
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      "occurred_on": "2026-09-04",
      "occurred_at": "2026-09-04 02:08:22.806374+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-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a06a2c-994b-724d-9623-d0d3bc5f0cb8"
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    {
      "id": "chg_01a06a2c-994b-780f-98ac-82c27bd21d77",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
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      "from_code": null,
      "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": "2026-09-04",
      "occurred_at": "2026-09-04 02:08:22.806374+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-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a06a2c-994b-780f-98ac-82c27bd21d77"
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    {
      "id": "chg_01a06a2c-994b-7cf5-8ffa-616d71d91115",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
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      "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": "2026-09-04",
      "occurred_at": "2026-09-04 02:08:22.806374+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-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a06a2c-994b-7cf5-8ffa-616d71d91115"
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    {
      "id": "chg_01a06a2c-994c-723d-942e-933f9fef5f0c",
      "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"
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      "occurred_on": "2026-09-04",
      "occurred_at": "2026-09-04 02:08:22.806374+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-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a06a2c-994c-723d-942e-933f9fef5f0c"
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    {
      "id": "chg_01a06a2c-994d-7122-8c1b-251c0c846605",
      "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 02:08:22.806374+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-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a06a2c-994d-7122-8c1b-251c0c846605"
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    {
      "id": "chg_01a06506-3a4f-77ad-b3de-a23be124ef5f",
      "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": "2026-09-03",
      "occurred_at": "2026-09-03 02:08:22.031726+00",
      "observed_since": "2026-09-02",
      "source": "scan",
      "summary": "Authorization (fail → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a06506-3a4f-77ad-b3de-a23be124ef5f"
    },
    {
      "id": "chg_01a06506-3a50-7674-a670-08512308d08f",
      "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 02:08:22.031726+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-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a06506-3a50-7674-a670-08512308d08f"
    },
    {
      "id": "chg_01a06506-3a50-7be5-bda9-ab172ae57a4d",
      "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 02:08:22.031726+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-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a06506-3a50-7be5-bda9-ab172ae57a4d"
    },
    {
      "id": "chg_01a06506-3a51-72f2-807f-e68bc331fe2f",
      "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 02:08:22.031726+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-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a06506-3a51-72f2-807f-e68bc331fe2f"
    },
    {
      "id": "chg_01a06506-3a51-783d-bc58-2b7667055d07",
      "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 02:08:22.031726+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-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a06506-3a51-783d-bc58-2b7667055d07"
    },
    {
      "id": "chg_01a06506-3a51-7d89-9c7d-46fdd0ef7594",
      "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 02:08:22.031726+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-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a06506-3a51-7d89-9c7d-46fdd0ef7594"
    },
    {
      "id": "chg_01a06506-3a52-7360-8374-c5e7f2c34b04",
      "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 02:08:22.031726+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-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a06506-3a52-7360-8374-c5e7f2c34b04"
    },
    {
      "id": "chg_01a05fdf-936e-7966-b73a-a717620e79af",
      "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": "2026-09-02",
      "occurred_at": "2026-09-02 02:08:02.859702+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "Authorization (pass → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a05fdf-936e-7966-b73a-a717620e79af"
    },
    {
      "id": "chg_01a05fdf-936f-7661-b498-eb701e877350",
      "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 02:08:02.859702+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-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a05fdf-936f-7661-b498-eb701e877350"
    },
    {
      "id": "chg_01a05fdf-936f-7d38-9746-95f27d079284",
      "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 02:08:02.859702+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-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a05fdf-936f-7d38-9746-95f27d079284"
    },
    {
      "id": "chg_01a05fdf-9370-7481-a39a-0646feb7a8ca",
      "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 02:08:02.859702+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-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a05fdf-9370-7481-a39a-0646feb7a8ca"
    },
    {
      "id": "chg_01a05fdf-9370-7905-8b45-c5bd62566df6",
      "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 02:08:02.859702+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-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a05fdf-9370-7905-8b45-c5bd62566df6"
    },
    {
      "id": "chg_01a05fdf-9370-7d67-8f8e-d1c0e609ad13",
      "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 02:08:02.859702+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-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a05fdf-9370-7d67-8f8e-d1c0e609ad13"
    },
    {
      "id": "chg_01a05fdf-9371-78be-8bb3-a9b3ac07a5bf",
      "kind": "server.instructions_changed",
      "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": "2026-09-02",
      "occurred_at": "2026-09-02 02:08:02.859702+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-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a05fdf-9371-78be-8bb3-a9b3ac07a5bf"
    },
    {
      "id": "chg_01a05ab9-72d6-7094-af96-15323e66ae86",
      "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 02:08:18.091475+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-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a05ab9-72d6-7094-af96-15323e66ae86"
    },
    {
      "id": "chg_01a05ab9-72d6-7c59-9809-1ab38a3ac7a2",
      "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 02:08:18.091475+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-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a05ab9-72d6-7c59-9809-1ab38a3ac7a2"
    },
    {
      "id": "chg_01a05ab9-72d7-7228-9166-0ffa814ca13f",
      "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 02:08:18.091475+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-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a05ab9-72d7-7228-9166-0ffa814ca13f"
    },
    {
      "id": "chg_01a05ab9-72d7-77ae-993c-185097436da5",
      "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 02:08:18.091475+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-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a05ab9-72d7-77ae-993c-185097436da5"
    },
    {
      "id": "chg_01a05ab9-72d7-7d90-8f78-dd2dc0bdcd6f",
      "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": "2026-09-01",
      "occurred_at": "2026-09-01 02:08:18.091475+00",
      "observed_since": "2026-08-31",
      "source": "scan",
      "summary": "Tool “polymarket_kalshi_spread” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a05ab9-72d7-7d90-8f78-dd2dc0bdcd6f"
    },
    {
      "id": "chg_01a05ab9-72d8-734c-bfb7-c02957a26453",
      "kind": "server.instructions_changed",
      "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": "2026-09-01",
      "occurred_at": "2026-09-01 02:08:18.091475+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-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a05ab9-72d8-734c-bfb7-c02957a26453"
    },
    {
      "id": "chg_01a05592-fea1-7a10-85a8-87c76f90bfb3",
      "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"
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      "occurred_on": "2026-08-31",
      "occurred_at": "2026-08-31 02:08:11.870143+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-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a05592-fea1-7a10-85a8-87c76f90bfb3"
    },
    {
      "id": "chg_01a05592-fea2-767f-99fb-4f89bea22031",
      "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 02:08:11.870143+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-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a05592-fea2-767f-99fb-4f89bea22031"
    },
    {
      "id": "chg_01a05592-fea2-7c6b-a069-67794c655df4",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_grounded",
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      "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 02:08:11.870143+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-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a05592-fea2-7c6b-a069-67794c655df4"
    },
    {
      "id": "chg_01a05592-fea3-7397-97b4-6468a37bb95c",
      "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"
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      "occurred_on": "2026-08-31",
      "occurred_at": "2026-08-31 02:08:11.870143+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-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a05592-fea3-7397-97b4-6468a37bb95c"
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    {
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      "occurred_at": "2026-08-31 02:08:11.870143+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-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a05592-fea3-7b19-9e27-54c2bdb7ad18"
    },
    {
      "id": "chg_01a0506c-b73b-7462-aa6a-64e689a7662d",
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      "subject_kind": "tool",
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      "materiality": "security",
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      "detail": {
        "tool": "ask_pipeworx"
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      "occurred_on": "2026-08-30",
      "occurred_at": "2026-08-30 02:08:17.147954+00",
      "observed_since": "2026-08-29",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a0506c-b73b-7462-aa6a-64e689a7662d"
    },
    {
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      "materiality": "security",
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      "detail": {
        "tool": "ask_pipeworx_beta"
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      "occurred_on": "2026-08-30",
      "occurred_at": "2026-08-30 02:08:17.147954+00",
      "observed_since": "2026-08-29",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a0506c-b73c-711b-8933-d58f11c8d93c"
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    {
      "id": "chg_01a0506c-b73c-780f-ad65-a9052cb2de56",
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      "subject_kind": "tool",
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      "materiality": "security",
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      "detail": {
        "tool": "ask_pipeworx_grounded"
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      "occurred_on": "2026-08-30",
      "occurred_at": "2026-08-30 02:08:17.147954+00",
      "observed_since": "2026-08-29",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a0506c-b73c-780f-ad65-a9052cb2de56"
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    {
      "id": "chg_01a0506c-b73d-732c-af55-eb62645fce2f",
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      "detail": {
        "tool": "deep_research"
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      "occurred_at": "2026-08-30 02:08:17.147954+00",
      "observed_since": "2026-08-29",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a0506c-b73d-732c-af55-eb62645fce2f"
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    {
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      "subject_kind": "server",
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      "detail": {},
      "occurred_on": "2026-08-30",
      "occurred_at": "2026-08-30 02:08:17.147954+00",
      "observed_since": "2026-08-29",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a0506c-b73d-7867-a758-07042ad27cd8"
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    {
      "id": "chg_01a04b46-46ae-7ef4-90c1-1462a208979c",
      "kind": "tool.description_changed",
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      "subject_kind": "tool",
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      "to_code": null,
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      "to_value": null,
      "materiality": "security",
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      "detail": {
        "tool": "ask_pipeworx"
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      "occurred_on": "2026-08-29",
      "occurred_at": "2026-08-29 02:08:11.87236+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-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a04b46-46ae-7ef4-90c1-1462a208979c"
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    {
      "id": "chg_01a04b46-46af-7cfd-92e4-dcbfb4bc0975",
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      "subject_kind": "tool",
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      "materiality": "security",
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      "detail": {
        "tool": "ask_pipeworx_beta"
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      "occurred_on": "2026-08-29",
      "occurred_at": "2026-08-29 02:08:11.87236+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-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a04b46-46af-7cfd-92e4-dcbfb4bc0975"
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    {
      "id": "chg_01a04b46-46b0-7243-8742-f3b8d73c1abd",
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      "materiality": "security",
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        "tool": "ask_pipeworx_grounded"
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      "occurred_on": "2026-08-29",
      "occurred_at": "2026-08-29 02:08:11.87236+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-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a04b46-46b0-7243-8742-f3b8d73c1abd"
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    {
      "id": "chg_01a04b46-46b0-76ab-8d4d-7f1fea6fe9a0",
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      "subject_kind": "tool",
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      "to_value": null,
      "materiality": "security",
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      "score_delta": null,
      "detail": {
        "tool": "deep_research"
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      "occurred_on": "2026-08-29",
      "occurred_at": "2026-08-29 02:08:11.87236+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-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a04b46-46b0-76ab-8d4d-7f1fea6fe9a0"
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    {
      "id": "chg_01a04b46-46b0-7b23-bd2f-bebeaa94716e",
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      "family": "",
      "subject_kind": "server",
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      "to_value": null,
      "materiality": "security",
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      "detail": {},
      "occurred_on": "2026-08-29",
      "occurred_at": "2026-08-29 02:08:11.87236+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-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a04b46-46b0-7b23-bd2f-bebeaa94716e"
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    {
      "id": "chg_01a0461f-b479-7d02-bf4d-ad9f8b04a419",
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      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
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      "from_code": "auth.none_destructive",
      "to_code": "auth.rfc9728_invoke",
      "from_value": "fail",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
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      "occurred_on": "2026-08-28",
      "occurred_at": "2026-08-28 02:07:58.008419+00",
      "observed_since": "2026-08-27",
      "source": "scan",
      "summary": "Authorization (fail → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a0461f-b479-7d02-bf4d-ad9f8b04a419"
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    {
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      "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,
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        "tool": "forget"
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      "occurred_at": "2026-08-27 02:07:57.157087+00",
      "observed_since": "2026-08-26",
      "source": "scan",
      "summary": "Authorization (pass → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a040f9-554b-7af2-9422-4d5cfae5198b"
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    {
      "id": "chg_01a040f9-554c-75e1-bf6d-833b96038f86",
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      "subject_kind": "tool",
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      "materiality": "security",
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      "detail": {
        "tool": "ask_pipeworx"
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      "occurred_on": "2026-08-27",
      "occurred_at": "2026-08-27 02:07:57.157087+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-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a040f9-554c-75e1-bf6d-833b96038f86"
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    {
      "id": "chg_01a040f9-554c-7a20-9997-0ca1d1428352",
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      "subject_kind": "tool",
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        "tool": "ask_pipeworx_beta"
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      "occurred_on": "2026-08-27",
      "occurred_at": "2026-08-27 02:07:57.157087+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-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a040f9-554c-7a20-9997-0ca1d1428352"
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    {
      "id": "chg_01a040f9-554c-7eb2-852a-c39fd9619cb2",
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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": "2026-08-27",
      "occurred_at": "2026-08-27 02:07:57.157087+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-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a040f9-554c-7eb2-852a-c39fd9619cb2"
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    {
      "id": "chg_01a040f9-554d-745b-9b31-f78d024109d3",
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      "family": "",
      "subject_kind": "tool",
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      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
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      "score_delta": null,
      "detail": {
        "tool": "deep_research"
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      "occurred_on": "2026-08-27",
      "occurred_at": "2026-08-27 02:07:57.157087+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-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a040f9-554d-745b-9b31-f78d024109d3"
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    {
      "id": "chg_01a040f9-554d-7803-a3e9-e1324239020e",
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      "family": "",
      "subject_kind": "server",
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      "to_value": null,
      "materiality": "security",
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      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-27",
      "occurred_at": "2026-08-27 02:07:57.157087+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-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a040f9-554d-7803-a3e9-e1324239020e"
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    {
      "id": "chg_01a036ac-9113-7d69-87c3-f3c2c24a84e0",
      "kind": "check.verdict",
      "family": "stability",
      "subject_kind": "check",
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      "from_code": "stability.building_history",
      "to_code": "stability.stable",
      "from_value": "0.97",
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      "occurred_on": "2026-08-25",
      "occurred_at": "2026-08-25 02:07:54.052011+00",
      "observed_since": "2026-08-24",
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      "summary": "Stability (0.97 → pass)",
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    {
      "id": "chg_01a03184-3a77-7d30-90cb-c77f4f194623",
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      "subject_kind": "tool",
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      "to_value": null,
      "materiality": "security",
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        "tool": "ask_pipeworx"
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      "occurred_on": "2026-08-24",
      "occurred_at": "2026-08-24 02:05:44.354569+00",
      "observed_since": "2026-08-23",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a03184-3a77-7d30-90cb-c77f4f194623"
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    {
      "id": "chg_01a03184-3a79-7add-b7fa-c2358103c355",
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      "subject_kind": "tool",
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      "materiality": "security",
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      "occurred_on": "2026-08-24",
      "occurred_at": "2026-08-24 02:05:44.354569+00",
      "observed_since": "2026-08-23",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a03184-3a79-7add-b7fa-c2358103c355"
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    {
      "id": "chg_01a03184-3a7a-70b4-9e88-337d8df780ba",
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      "subject_kind": "tool",
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        "tool": "ask_pipeworx_grounded"
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      "occurred_on": "2026-08-24",
      "occurred_at": "2026-08-24 02:05:44.354569+00",
      "observed_since": "2026-08-23",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a03184-3a7a-70b4-9e88-337d8df780ba"
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    {
      "id": "chg_01a03184-3a7a-75d7-9c98-c9b5d3f80a51",
      "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",
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      "score_delta": null,
      "detail": {
        "tool": "deep_research"
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      "occurred_on": "2026-08-24",
      "occurred_at": "2026-08-24 02:05:44.354569+00",
      "observed_since": "2026-08-23",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-ncbi-eutils/ncbi-eutils-mcp#chg-chg_01a03184-3a7a-75d7-9c98-c9b5d3f80a51"
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