{
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  "component": "amplitude-mcp",
  "generated_at": "2026-09-21T03:46:45.113Z",
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      "source": "scan",
      "summary": "Authorization (pass → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-amplitude/amplitude-mcp#chg-chg_01a09de8-8232-701e-af68-146b884eaf43"
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      "occurred_at": "2026-09-14 03:14:15.637704+00",
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    {
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      "summary": "Injection markers (unverified → pass)",
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    {
      "id": "chg_01a0939c-1a7d-782c-9b6e-8f376f15ff74",
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    {
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      "occurred_at": "2026-09-12 03:14:36.168415+00",
      "observed_since": "2026-09-11",
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      "summary": "Authorization (fail → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-amplitude/amplitude-mcp#chg-chg_01a0939c-1a7e-78f3-a802-8e6a5b11c49e"
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    {
      "id": "chg_01a0939c-1a7e-7e68-8dab-4738f3d6a07f",
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      "family": "tool-safety-injection",
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      "from_code": "toolsafety.injection_clean",
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      "occurred_at": "2026-09-12 03:14:36.168415+00",
      "observed_since": "2026-09-11",
      "source": "scan",
      "summary": "Tool safety (pass → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-amplitude/amplitude-mcp#chg-chg_01a0939c-1a7e-7e68-8dab-4738f3d6a07f"
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    {
      "id": "chg_01a08e75-9fc9-7c7d-bc9c-ce01a23d94c0",
      "kind": "check.verdict",
      "family": "auth-oauth",
      "subject_kind": "check",
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      "from_code": "auth.rfc9728_invoke",
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      "detail": {
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      "occurred_at": "2026-09-11 03:14:28.245289+00",
      "observed_since": "2026-09-10",
      "source": "scan",
      "summary": "Authorization (pass → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-amplitude/amplitude-mcp#chg-chg_01a08e75-9fc9-7c7d-bc9c-ce01a23d94c0"
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    {
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      "from_code": null,
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      "from_value": null,
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      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx"
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      "occurred_on": "2026-09-11",
      "occurred_at": "2026-09-11 03:14:28.245289+00",
      "observed_since": "2026-09-10",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-amplitude/amplitude-mcp#chg-chg_01a08e75-9fcc-7ad8-8e13-3dea6ec01942"
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    {
      "id": "chg_01a08e75-9fcd-735d-a5a3-a61c05df1297",
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      "subject_kind": "tool",
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      "from_code": null,
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      "from_value": null,
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      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_beta"
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      "occurred_on": "2026-09-11",
      "occurred_at": "2026-09-11 03:14:28.245289+00",
      "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-amplitude/amplitude-mcp#chg-chg_01a08e75-9fcd-735d-a5a3-a61c05df1297"
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    {
      "id": "chg_01a08e75-9fcd-7d81-8b2c-695ef774a135",
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      "from_code": null,
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      "from_value": null,
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      "materiality": "security",
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      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_grounded"
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      "occurred_on": "2026-09-11",
      "occurred_at": "2026-09-11 03:14:28.245289+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-amplitude/amplitude-mcp#chg-chg_01a08e75-9fcd-7d81-8b2c-695ef774a135"
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    {
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      "materiality": "security",
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      "detail": {
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      "occurred_on": "2026-09-11",
      "occurred_at": "2026-09-11 03:14:28.245289+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-amplitude/amplitude-mcp#chg-chg_01a08e75-9fce-79a8-9ae8-3e6bf3c2c7dc"
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    {
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      "materiality": "security",
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      "detail": {},
      "occurred_on": "2026-09-11",
      "occurred_at": "2026-09-11 03:14:28.245289+00",
      "observed_since": "2026-09-10",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-amplitude/amplitude-mcp#chg-chg_01a08e75-9fcf-70a7-9a07-82ac1c065c39"
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    {
      "id": "chg_01a0894f-839d-7c16-8041-56d84e93fe49",
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      "detail": {
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      "occurred_on": "2026-09-10",
      "occurred_at": "2026-09-10 03:14:44.634337+00",
      "observed_since": "2026-09-09",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-amplitude/amplitude-mcp#chg-chg_01a0894f-839d-7c16-8041-56d84e93fe49"
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    {
      "id": "chg_01a0894f-839e-7d96-99a6-8ea70717ef6b",
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      "materiality": "security",
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      "occurred_on": "2026-09-10",
      "occurred_at": "2026-09-10 03:14:44.634337+00",
      "observed_since": "2026-09-09",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-amplitude/amplitude-mcp#chg-chg_01a0894f-839e-7d96-99a6-8ea70717ef6b"
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    {
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      "materiality": "security",
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      "occurred_on": "2026-09-10",
      "occurred_at": "2026-09-10 03:14:44.634337+00",
      "observed_since": "2026-09-09",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-amplitude/amplitude-mcp#chg-chg_01a0894f-839f-72ff-9979-e3fae4ed61cf"
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    {
      "id": "chg_01a0894f-839f-789c-baf5-80a42de905ef",
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      "materiality": "security",
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      "occurred_on": "2026-09-10",
      "occurred_at": "2026-09-10 03:14:44.634337+00",
      "observed_since": "2026-09-09",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-amplitude/amplitude-mcp#chg-chg_01a0894f-839f-789c-baf5-80a42de905ef"
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    {
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      "subject_kind": "server",
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      "materiality": "security",
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      "detail": {},
      "occurred_on": "2026-09-10",
      "occurred_at": "2026-09-10 03:14:44.634337+00",
      "observed_since": "2026-09-09",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-amplitude/amplitude-mcp#chg-chg_01a0894f-839f-7ddb-a0d3-663174d5d1c8"
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    {
      "id": "chg_01a08428-c04c-712a-bb82-5706a662f389",
      "kind": "check.verdict",
      "family": "auth-oauth",
      "subject_kind": "check",
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      "from_code": "auth.none_destructive",
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      "from_value": "fail",
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      "materiality": "security",
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      "occurred_at": "2026-09-09 03:14:18.204113+00",
      "observed_since": "2026-09-08",
      "source": "scan",
      "summary": "Authorization (fail → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-amplitude/amplitude-mcp#chg-chg_01a08428-c04c-712a-bb82-5706a662f389"
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    {
      "id": "chg_01a08428-c04d-72ae-ae85-a8339f9dcc40",
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      "subject_kind": "tool",
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      "materiality": "security",
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      "occurred_on": "2026-09-09",
      "occurred_at": "2026-09-09 03:14:18.204113+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-amplitude/amplitude-mcp#chg-chg_01a08428-c04d-72ae-ae85-a8339f9dcc40"
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    {
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      "materiality": "security",
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      "detail": {
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      "occurred_on": "2026-09-09",
      "occurred_at": "2026-09-09 03:14:18.204113+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-amplitude/amplitude-mcp#chg-chg_01a08428-c04d-7821-9cb2-06842e097492"
    },
    {
      "id": "chg_01a08428-c04d-7cf7-b50d-9841245da8ff",
      "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": "2026-09-09",
      "occurred_at": "2026-09-09 03:14:18.204113+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-amplitude/amplitude-mcp#chg-chg_01a08428-c04d-7cf7-b50d-9841245da8ff"
    },
    {
      "id": "chg_01a08428-c04e-71c9-9b7b-2590f2521150",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "deep_research",
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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"
      },
      "occurred_on": "2026-09-09",
      "occurred_at": "2026-09-09 03:14:18.204113+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-amplitude/amplitude-mcp#chg-chg_01a08428-c04e-71c9-9b7b-2590f2521150"
    },
    {
      "id": "chg_01a08428-c04e-7727-a950-989ad4d58023",
      "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": "2026-09-09",
      "occurred_at": "2026-09-09 03:14:18.204113+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-amplitude/amplitude-mcp#chg-chg_01a08428-c04e-7727-a950-989ad4d58023"
    },
    {
      "id": "chg_01a07f05-9c59-78ff-bd29-d79d791425db",
      "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": "2026-09-08",
      "occurred_at": "2026-09-08 03:17:49.166715+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-amplitude/amplitude-mcp#chg-chg_01a07f05-9c59-78ff-bd29-d79d791425db"
    },
    {
      "id": "chg_01a07f05-9c5a-783d-b14a-a3254c0bb818",
      "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": "2026-09-08",
      "occurred_at": "2026-09-08 03:17:49.166715+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-amplitude/amplitude-mcp#chg-chg_01a07f05-9c5a-783d-b14a-a3254c0bb818"
    },
    {
      "id": "chg_01a07f05-9c5a-7c5b-a47f-a8d2c95d8595",
      "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": "2026-09-08",
      "occurred_at": "2026-09-08 03:17:49.166715+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-amplitude/amplitude-mcp#chg-chg_01a07f05-9c5a-7c5b-a47f-a8d2c95d8595"
    },
    {
      "id": "chg_01a07f05-9c5b-7124-b1d7-69904cc7e848",
      "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": "2026-09-08",
      "occurred_at": "2026-09-08 03:17:49.166715+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-amplitude/amplitude-mcp#chg-chg_01a07f05-9c5b-7124-b1d7-69904cc7e848"
    },
    {
      "id": "chg_01a07f05-9c5b-74e9-a7dd-508e0af4a042",
      "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": "2026-09-08",
      "occurred_at": "2026-09-08 03:17:49.166715+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-amplitude/amplitude-mcp#chg-chg_01a07f05-9c5b-74e9-a7dd-508e0af4a042"
    },
    {
      "id": "chg_01a079de-1618-7d02-9c02-ce2de5367937",
      "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 03:16:32.437211+00",
      "observed_since": "2026-09-06",
      "source": "scan",
      "summary": "Authorization (unverified → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-amplitude/amplitude-mcp#chg-chg_01a079de-1618-7d02-9c02-ce2de5367937"
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    {
      "id": "chg_01a079de-161a-7771-b38a-064e8197bd91",
      "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 03:16:32.437211+00",
      "observed_since": "2026-09-06",
      "source": "scan",
      "summary": "Injection markers (unverified → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-amplitude/amplitude-mcp#chg-chg_01a079de-161a-7771-b38a-064e8197bd91"
    },
    {
      "id": "chg_01a079de-161b-7e9d-ba1c-87e4ebf530f5",
      "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 03:16:32.437211+00",
      "observed_since": "2026-09-06",
      "source": "scan",
      "summary": "Stability (fail → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-amplitude/amplitude-mcp#chg-chg_01a079de-161b-7e9d-ba1c-87e4ebf530f5"
    },
    {
      "id": "chg_01a074b5-27a2-7219-a5f6-334c54cd41e4",
      "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": "36",
        "auth_transport": "0"
      },
      "occurred_on": "2026-09-06",
      "occurred_at": "2026-09-06 03:13:44.126996+00",
      "observed_since": "2026-09-05",
      "source": "scan",
      "summary": "Stability (pass → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-amplitude/amplitude-mcp#chg-chg_01a074b5-27a2-7219-a5f6-334c54cd41e4"
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    {
      "id": "chg_01a074b5-27a3-7260-89e1-01fa38f450b6",
      "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 03:13:44.126996+00",
      "observed_since": "2026-09-05",
      "source": "scan",
      "summary": "Authorization (fail → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-amplitude/amplitude-mcp#chg-chg_01a074b5-27a3-7260-89e1-01fa38f450b6"
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    {
      "id": "chg_01a074b5-27a3-797d-bb03-e7c480a36848",
      "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 03:13:44.126996+00",
      "observed_since": "2026-09-05",
      "source": "scan",
      "summary": "Tool safety (pass → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-amplitude/amplitude-mcp#chg-chg_01a074b5-27a3-797d-bb03-e7c480a36848"
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    {
      "id": "chg_01a06f8e-9361-756f-8070-e826960414c1",
      "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 03:13:29.837871+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-amplitude/amplitude-mcp#chg-chg_01a06f8e-9361-756f-8070-e826960414c1"
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    {
      "id": "chg_01a06f8e-9362-7142-975f-22813c65bf83",
      "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_beta"
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      "occurred_on": "2026-09-05",
      "occurred_at": "2026-09-05 03:13:29.837871+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-amplitude/amplitude-mcp#chg-chg_01a06f8e-9362-7142-975f-22813c65bf83"
    },
    {
      "id": "chg_01a06f8e-9362-782a-886e-679d17c350a4",
      "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": "ask_pipeworx_grounded"
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      "occurred_on": "2026-09-05",
      "occurred_at": "2026-09-05 03:13:29.837871+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-amplitude/amplitude-mcp#chg-chg_01a06f8e-9362-782a-886e-679d17c350a4"
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    {
      "id": "chg_01a06f8e-9362-7ccd-859a-2a17ecf4807b",
      "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"
      },
      "occurred_on": "2026-09-05",
      "occurred_at": "2026-09-05 03:13:29.837871+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-amplitude/amplitude-mcp#chg-chg_01a06f8e-9362-7ccd-859a-2a17ecf4807b"
    },
    {
      "id": "chg_01a06f8e-9363-726b-abea-68dccb9b9eac",
      "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": "2026-09-05",
      "occurred_at": "2026-09-05 03:13:29.837871+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-amplitude/amplitude-mcp#chg-chg_01a06f8e-9363-726b-abea-68dccb9b9eac"
    },
    {
      "id": "chg_01a06a68-11cb-794e-9ae3-46c99ef4fb29",
      "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"
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      "occurred_on": "2026-09-04",
      "occurred_at": "2026-09-04 03:13:20.264666+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-amplitude/amplitude-mcp#chg-chg_01a06a68-11cb-794e-9ae3-46c99ef4fb29"
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    {
      "id": "chg_01a06a68-11cc-7e70-92ab-e0fca7bbc864",
      "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"
      },
      "occurred_on": "2026-09-04",
      "occurred_at": "2026-09-04 03:13:20.264666+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-amplitude/amplitude-mcp#chg-chg_01a06a68-11cc-7e70-92ab-e0fca7bbc864"
    },
    {
      "id": "chg_01a06a68-11cd-74c4-8101-a89b29832521",
      "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": "2026-09-04",
      "occurred_at": "2026-09-04 03:13:20.264666+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-amplitude/amplitude-mcp#chg-chg_01a06a68-11cd-74c4-8101-a89b29832521"
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    {
      "id": "chg_01a06a68-11cd-7a15-8d59-9346e76ce26a",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "deep_research",
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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 03:13:20.264666+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-amplitude/amplitude-mcp#chg-chg_01a06a68-11cd-7a15-8d59-9346e76ce26a"
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    {
      "id": "chg_01a06a68-11cd-7f37-ac5d-e126385c9373",
      "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 03:13:20.264666+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-amplitude/amplitude-mcp#chg-chg_01a06a68-11cd-7f37-ac5d-e126385c9373"
    },
    {
      "id": "chg_01a06a68-11d1-7ada-8bd9-e1d3822c4084",
      "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 03:13:20.264666+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-amplitude/amplitude-mcp#chg-chg_01a06a68-11d1-7ada-8bd9-e1d3822c4084"
    },
    {
      "id": "chg_01a06541-7486-7836-8d4b-b5d96b9b952d",
      "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": "2026-09-03",
      "occurred_at": "2026-09-03 03:13:03.467103+00",
      "observed_since": "2026-09-02",
      "source": "scan",
      "summary": "Authorization (pass → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-amplitude/amplitude-mcp#chg-chg_01a06541-7486-7836-8d4b-b5d96b9b952d"
    },
    {
      "id": "chg_01a06541-7487-7d05-b9d4-de307b800ded",
      "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 03:13:03.467103+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-amplitude/amplitude-mcp#chg-chg_01a06541-7487-7d05-b9d4-de307b800ded"
    },
    {
      "id": "chg_01a06541-7489-716d-8fe0-d98fad476f9c",
      "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 03:13:03.467103+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-amplitude/amplitude-mcp#chg-chg_01a06541-7489-716d-8fe0-d98fad476f9c"
    },
    {
      "id": "chg_01a06541-7489-7711-8cb6-e07a5e2e3e92",
      "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 03:13:03.467103+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-amplitude/amplitude-mcp#chg-chg_01a06541-7489-7711-8cb6-e07a5e2e3e92"
    },
    {
      "id": "chg_01a06541-7489-7c54-a777-a156e929a037",
      "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 03:13:03.467103+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-amplitude/amplitude-mcp#chg-chg_01a06541-7489-7c54-a777-a156e929a037"
    },
    {
      "id": "chg_01a06541-748a-71e7-b6e4-6aa2c225fa83",
      "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 03:13:03.467103+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-amplitude/amplitude-mcp#chg-chg_01a06541-748a-71e7-b6e4-6aa2c225fa83"
    },
    {
      "id": "chg_01a06541-748e-751f-ac4b-10ed5bbf8d81",
      "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 03:13:03.467103+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-amplitude/amplitude-mcp#chg-chg_01a06541-748e-751f-ac4b-10ed5bbf8d81"
    },
    {
      "id": "chg_01a0601a-9f83-7e85-95a1-c36c0d96164b",
      "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 03:12:32.552908+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-amplitude/amplitude-mcp#chg-chg_01a0601a-9f83-7e85-95a1-c36c0d96164b"
    },
    {
      "id": "chg_01a0601a-9f84-7e63-a289-18f6f852da57",
      "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 03:12:32.552908+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-amplitude/amplitude-mcp#chg-chg_01a0601a-9f84-7e63-a289-18f6f852da57"
    },
    {
      "id": "chg_01a0601a-9f85-74c6-870a-c1dd623a99e5",
      "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 03:12:32.552908+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-amplitude/amplitude-mcp#chg-chg_01a0601a-9f85-74c6-870a-c1dd623a99e5"
    },
    {
      "id": "chg_01a0601a-9f85-7a39-a3b1-6a1f40f37be0",
      "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 03:12:32.552908+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-amplitude/amplitude-mcp#chg-chg_01a0601a-9f85-7a39-a3b1-6a1f40f37be0"
    },
    {
      "id": "chg_01a0601a-9f86-705e-9fd0-d5d844420a83",
      "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 03:12:32.552908+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-amplitude/amplitude-mcp#chg-chg_01a0601a-9f86-705e-9fd0-d5d844420a83"
    },
    {
      "id": "chg_01a0601a-9f86-7ab1-8945-112da60f7581",
      "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 03:12:32.552908+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-amplitude/amplitude-mcp#chg-chg_01a0601a-9f86-7ab1-8945-112da60f7581"
    },
    {
      "id": "chg_01a05af4-ab31-7e6c-a674-674c3d7998d8",
      "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 03:12:59.142788+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-amplitude/amplitude-mcp#chg-chg_01a05af4-ab31-7e6c-a674-674c3d7998d8"
    },
    {
      "id": "chg_01a05af4-ab33-7429-b941-87e9ec0d9581",
      "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 03:12:59.142788+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-amplitude/amplitude-mcp#chg-chg_01a05af4-ab33-7429-b941-87e9ec0d9581"
    },
    {
      "id": "chg_01a05af4-ab33-7d28-b27f-01d49ac44bc5",
      "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 03:12:59.142788+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-amplitude/amplitude-mcp#chg-chg_01a05af4-ab33-7d28-b27f-01d49ac44bc5"
    },
    {
      "id": "chg_01a05af4-ab34-7538-93d8-eacd5c298f8b",
      "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 03:12:59.142788+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-amplitude/amplitude-mcp#chg-chg_01a05af4-ab34-7538-93d8-eacd5c298f8b"
    },
    {
      "id": "chg_01a05af4-ab34-7b0b-8aaf-9d1234b98284",
      "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 03:12:59.142788+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-amplitude/amplitude-mcp#chg-chg_01a05af4-ab34-7b0b-8aaf-9d1234b98284"
    },
    {
      "id": "chg_01a05af4-ab35-7135-9471-ac1d3ec15352",
      "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 03:12:59.142788+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-amplitude/amplitude-mcp#chg-chg_01a05af4-ab35-7135-9471-ac1d3ec15352"
    },
    {
      "id": "chg_01a055cd-9e01-7c40-be8d-3a830cc65833",
      "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 03:12:13.716086+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-amplitude/amplitude-mcp#chg-chg_01a055cd-9e01-7c40-be8d-3a830cc65833"
    },
    {
      "id": "chg_01a055cd-9e03-7a5b-b28c-e781bf358d31",
      "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 03:12:13.716086+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-amplitude/amplitude-mcp#chg-chg_01a055cd-9e03-7a5b-b28c-e781bf358d31"
    },
    {
      "id": "chg_01a055cd-9e04-722a-a82f-e850a790a5cd",
      "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 03:12:13.716086+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-amplitude/amplitude-mcp#chg-chg_01a055cd-9e04-722a-a82f-e850a790a5cd"
    },
    {
      "id": "chg_01a055cd-9e04-7bd8-a612-af494c293f9d",
      "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 03:12:13.716086+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-amplitude/amplitude-mcp#chg-chg_01a055cd-9e04-7bd8-a612-af494c293f9d"
    },
    {
      "id": "chg_01a055cd-9e05-7126-b1e4-e4b213f5c4db",
      "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 03:12:13.716086+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-amplitude/amplitude-mcp#chg-chg_01a055cd-9e05-7126-b1e4-e4b213f5c4db"
    },
    {
      "id": "chg_01a050a7-11bf-71af-9098-4c81899ae570",
      "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": "2026-08-30",
      "occurred_at": "2026-08-30 03:12:01.331185+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-amplitude/amplitude-mcp#chg-chg_01a050a7-11bf-71af-9098-4c81899ae570"
    },
    {
      "id": "chg_01a050a7-11c1-7905-a370-f5e38e0e9be7",
      "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": "2026-08-30",
      "occurred_at": "2026-08-30 03:12:01.331185+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-amplitude/amplitude-mcp#chg-chg_01a050a7-11c1-7905-a370-f5e38e0e9be7"
    },
    {
      "id": "chg_01a050a7-11c1-7d43-a87e-7c14621a5543",
      "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": "2026-08-30",
      "occurred_at": "2026-08-30 03:12:01.331185+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-amplitude/amplitude-mcp#chg-chg_01a050a7-11c1-7d43-a87e-7c14621a5543"
    },
    {
      "id": "chg_01a050a7-11c2-72c6-9c77-fa4153f71caf",
      "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": "2026-08-30",
      "occurred_at": "2026-08-30 03:12:01.331185+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-amplitude/amplitude-mcp#chg-chg_01a050a7-11c2-72c6-9c77-fa4153f71caf"
    },
    {
      "id": "chg_01a050a7-11c2-77ac-a8c2-55bca5f33104",
      "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": "2026-08-30",
      "occurred_at": "2026-08-30 03:12:01.331185+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-amplitude/amplitude-mcp#chg-chg_01a050a7-11c2-77ac-a8c2-55bca5f33104"
    },
    {
      "id": "chg_01a04b80-e6de-79da-b3c6-8b2cdbfb20e3",
      "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 03:12:13.967456+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-amplitude/amplitude-mcp#chg-chg_01a04b80-e6de-79da-b3c6-8b2cdbfb20e3"
    },
    {
      "id": "chg_01a04b80-e6df-7cf8-bac7-5192bd2b13ad",
      "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 03:12:13.967456+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-amplitude/amplitude-mcp#chg-chg_01a04b80-e6df-7cf8-bac7-5192bd2b13ad"
    },
    {
      "id": "chg_01a04b80-e6e0-7303-9425-607145e5f455",
      "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 03:12:13.967456+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-amplitude/amplitude-mcp#chg-chg_01a04b80-e6e0-7303-9425-607145e5f455"
    },
    {
      "id": "chg_01a04b80-e6e0-797b-a18f-de9b7dc076a4",
      "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 03:12:13.967456+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-amplitude/amplitude-mcp#chg-chg_01a04b80-e6e0-797b-a18f-de9b7dc076a4"
    },
    {
      "id": "chg_01a04b80-e6e0-7e71-9309-66b987318fe0",
      "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 03:12:13.967456+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-amplitude/amplitude-mcp#chg-chg_01a04b80-e6e0-7e71-9309-66b987318fe0"
    },
    {
      "id": "chg_01a04133-eac4-7adf-90f1-3e109e9793ac",
      "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 03:11:56.569832+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-amplitude/amplitude-mcp#chg-chg_01a04133-eac4-7adf-90f1-3e109e9793ac"
    },
    {
      "id": "chg_01a04133-eac5-7d22-83c1-743d6f0efc78",
      "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": "2026-08-27",
      "occurred_at": "2026-08-27 03:11:56.569832+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-amplitude/amplitude-mcp#chg-chg_01a04133-eac5-7d22-83c1-743d6f0efc78"
    },
    {
      "id": "chg_01a04133-eac7-7514-857d-e6d934ece925",
      "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": "2026-08-27",
      "occurred_at": "2026-08-27 03:11:56.569832+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-amplitude/amplitude-mcp#chg-chg_01a04133-eac7-7514-857d-e6d934ece925"
    },
    {
      "id": "chg_01a04133-eac7-79cd-abdf-6795d75bbaba",
      "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": "2026-08-27",
      "occurred_at": "2026-08-27 03:11:56.569832+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-amplitude/amplitude-mcp#chg-chg_01a04133-eac7-79cd-abdf-6795d75bbaba"
    },
    {
      "id": "chg_01a04133-eac7-7e19-af09-e9ecf65265df",
      "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": "2026-08-27",
      "occurred_at": "2026-08-27 03:11:56.569832+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-amplitude/amplitude-mcp#chg-chg_01a04133-eac7-7e19-af09-e9ecf65265df"
    },
    {
      "id": "chg_01a036e6-721d-7bf6-904b-0eb4a9cd985c",
      "kind": "check.verdict",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.building_history",
      "to_code": "stability.stable",
      "from_value": "0.97",
      "to_value": "pass",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-25",
      "occurred_at": "2026-08-25 03:11:07.159934+00",
      "observed_since": "2026-08-24",
      "source": "scan",
      "summary": "Stability (0.97 → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-amplitude/amplitude-mcp#chg-chg_01a036e6-721d-7bf6-904b-0eb4a9cd985c"
    },
    {
      "id": "chg_01a031bf-cfc0-71eb-af76-e5cf7f340c17",
      "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": "2026-08-24",
      "occurred_at": "2026-08-24 03:10:49.213112+00",
      "observed_since": "2026-08-23",
      "source": "scan",
      "summary": "Authorization (fail → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-amplitude/amplitude-mcp#chg-chg_01a031bf-cfc0-71eb-af76-e5cf7f340c17"
    },
    {
      "id": "chg_01a031bf-cfc1-70fd-ac63-3ccb47bddd86",
      "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": "2026-08-24",
      "occurred_at": "2026-08-24 03:10:49.213112+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-amplitude/amplitude-mcp#chg-chg_01a031bf-cfc1-70fd-ac63-3ccb47bddd86"
    },
    {
      "id": "chg_01a031bf-cfc1-7675-ae66-a55eee58e520",
      "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": "2026-08-24",
      "occurred_at": "2026-08-24 03:10:49.213112+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-amplitude/amplitude-mcp#chg-chg_01a031bf-cfc1-7675-ae66-a55eee58e520"
    },
    {
      "id": "chg_01a031bf-cfc1-7b22-8265-45a4ae99740b",
      "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": "2026-08-24",
      "occurred_at": "2026-08-24 03:10:49.213112+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-amplitude/amplitude-mcp#chg-chg_01a031bf-cfc1-7b22-8265-45a4ae99740b"
    },
    {
      "id": "chg_01a031bf-cfc2-70cd-8a3d-4c6007e4b4f8",
      "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": "2026-08-24",
      "occurred_at": "2026-08-24 03:10:49.213112+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-amplitude/amplitude-mcp#chg-chg_01a031bf-cfc2-70cd-8a3d-4c6007e4b4f8"
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      "observed_since": "2026-08-23",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
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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-amplitude/amplitude-mcp#chg-chg_01a02c99-7c34-7a13-8e8b-359f2c8ba081"
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