{
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  "server": "pipeworx-io-arcgis-lancaster",
  "component": "arcgis-lancaster-mcp",
  "generated_at": "2026-09-21T14:49:12.154Z",
  "tracking_since": "2026-07-26",
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      "id": "chg_01a093d0-9f89-7ea5-80ae-9f4f2e6ad84b",
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      "from_value": "pass",
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      "occurred_at": "2026-09-12 04:11:58.063452+00",
      "observed_since": "2026-09-11",
      "source": "scan",
      "summary": "Authorization (pass → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a093d0-9f89-7ea5-80ae-9f4f2e6ad84b"
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    {
      "id": "chg_01a093d0-9f8b-72ea-b3ac-46cc7759b066",
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      "from_code": "stability.stable",
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      "from_value": "pass",
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      "occurred_at": "2026-09-12 04:11:58.063452+00",
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      "source": "scan",
      "summary": "Stability (pass → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a093d0-9f8b-72ea-b3ac-46cc7759b066"
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    {
      "id": "chg_01a093d0-9f8b-7892-a4e2-e319394474ac",
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      "subject": "tool-safety-injection",
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      "from_code": "toolsafety.injection_clean",
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      "from_value": "pass",
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      "occurred_at": "2026-09-12 04:11:58.063452+00",
      "observed_since": "2026-09-11",
      "source": "scan",
      "summary": "Tool safety (pass → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a093d0-9f8b-7892-a4e2-e319394474ac"
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    {
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      "materiality": "security",
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      "occurred_on": "2026-09-11",
      "occurred_at": "2026-09-11 04:08:25.509068+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a08ea7-050b-7d7d-abac-506ad8c85f6f"
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    {
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      "materiality": "security",
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      "occurred_on": "2026-09-11",
      "occurred_at": "2026-09-11 04:08:25.509068+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a08ea7-050c-7d80-8fe3-b78db1a2c3f4"
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    {
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      "materiality": "security",
      "direction": "neutral",
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        "tool": "ask_pipeworx_grounded"
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      "occurred_on": "2026-09-11",
      "occurred_at": "2026-09-11 04:08:25.509068+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a08ea7-050d-71c8-911e-6205b9204fb6"
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    {
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      "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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      "detail": {
        "tool": "deep_research"
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      "occurred_at": "2026-09-11 04:08:25.509068+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a08ea7-050d-75fc-8328-758b643a7cd5"
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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 04:08:25.509068+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a08ea7-050d-79a2-a533-973106fa072c"
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    {
      "id": "chg_01a08980-55cb-76b2-95ad-ab7fadd3d9a2",
      "kind": "check.verdict",
      "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": "2026-09-10",
      "occurred_at": "2026-09-10 04:08:04.188108+00",
      "observed_since": "2026-09-09",
      "source": "scan",
      "summary": "Authorization (fail → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a08980-55cb-76b2-95ad-ab7fadd3d9a2"
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    {
      "id": "chg_01a08980-55cc-78b7-831d-2089ada23082",
      "kind": "tool.description_changed",
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      "subject_kind": "tool",
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      "materiality": "security",
      "direction": "neutral",
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      "detail": {
        "tool": "ask_pipeworx"
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      "occurred_on": "2026-09-10",
      "occurred_at": "2026-09-10 04:08:04.188108+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a08980-55cc-78b7-831d-2089ada23082"
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    {
      "id": "chg_01a08980-55cd-70ab-ade9-e06da26a2b57",
      "kind": "tool.description_changed",
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      "subject_kind": "tool",
      "subject": "ask_pipeworx_beta",
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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": "2026-09-10",
      "occurred_at": "2026-09-10 04:08:04.188108+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a08980-55cd-70ab-ade9-e06da26a2b57"
    },
    {
      "id": "chg_01a08980-55ce-72ff-bc2b-be814fe43115",
      "kind": "tool.description_changed",
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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",
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      "detail": {
        "tool": "ask_pipeworx_grounded"
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      "occurred_on": "2026-09-10",
      "occurred_at": "2026-09-10 04:08:04.188108+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a08980-55ce-72ff-bc2b-be814fe43115"
    },
    {
      "id": "chg_01a08980-55ce-78e7-aeea-a000a13f4309",
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      "subject_kind": "tool",
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      "from_code": null,
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      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "deep_research"
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      "occurred_on": "2026-09-10",
      "occurred_at": "2026-09-10 04:08:04.188108+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a08980-55ce-78e7-aeea-a000a13f4309"
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    {
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      "subject_kind": "server",
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      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-10",
      "occurred_at": "2026-09-10 04:08:04.188108+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a08980-55cf-71a2-9137-8dc0ec708e4c"
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    {
      "id": "chg_01a08452-ae15-770e-9aed-30b6b12c855b",
      "kind": "tool.description_changed",
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      "subject_kind": "tool",
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      "from_code": null,
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      "materiality": "security",
      "direction": "neutral",
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      "detail": {
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      "occurred_on": "2026-09-09",
      "occurred_at": "2026-09-09 04:00:05.97947+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a08452-ae15-770e-9aed-30b6b12c855b"
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    {
      "id": "chg_01a08452-ae19-7103-8eb9-7c0f01bc1a11",
      "kind": "tool.description_changed",
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      "subject_kind": "tool",
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      "from_code": null,
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      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_beta"
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      "occurred_on": "2026-09-09",
      "occurred_at": "2026-09-09 04:00:05.97947+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a08452-ae19-7103-8eb9-7c0f01bc1a11"
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    {
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      "subject_kind": "tool",
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      "from_code": null,
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      "materiality": "security",
      "direction": "neutral",
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      "detail": {
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      "occurred_on": "2026-09-09",
      "occurred_at": "2026-09-09 04:00:05.97947+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a08452-ae19-78e8-ada8-57cfed18e333"
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    {
      "id": "chg_01a08452-ae1a-718e-a1a7-5095c9e7f9da",
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      "subject_kind": "tool",
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      "from_code": null,
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      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
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      "occurred_on": "2026-09-09",
      "occurred_at": "2026-09-09 04:00:05.97947+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a08452-ae1a-718e-a1a7-5095c9e7f9da"
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    {
      "id": "chg_01a08452-ae1a-777b-a9fd-deb8d967c08a",
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      "family": "",
      "subject_kind": "server",
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      "from_code": null,
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      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-09",
      "occurred_at": "2026-09-09 04:00:05.97947+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a08452-ae1a-777b-a9fd-deb8d967c08a"
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    {
      "id": "chg_01a07f2c-b1cf-7324-a5be-d0f7a56b37c6",
      "kind": "tool.description_changed",
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      "subject_kind": "tool",
      "subject": "ask_pipeworx",
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      "from_code": null,
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      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx"
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      "occurred_on": "2026-09-08",
      "occurred_at": "2026-09-08 04:00:30.533137+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a07f2c-b1cf-7324-a5be-d0f7a56b37c6"
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    {
      "id": "chg_01a07f2c-b1d0-779d-bdbc-8370820d5f89",
      "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": "2026-09-08",
      "occurred_at": "2026-09-08 04:00:30.533137+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a07f2c-b1d0-779d-bdbc-8370820d5f89"
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    {
      "id": "chg_01a07f2c-b1d1-73c5-91f5-6f36467a3c07",
      "kind": "tool.description_changed",
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      "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"
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      "occurred_on": "2026-09-08",
      "occurred_at": "2026-09-08 04:00:30.533137+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a07f2c-b1d1-73c5-91f5-6f36467a3c07"
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    {
      "id": "chg_01a07f2c-b1d1-7910-bfb0-bc86f0d8f1be",
      "kind": "tool.description_changed",
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      "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 04:00:30.533137+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a07f2c-b1d1-7910-bfb0-bc86f0d8f1be"
    },
    {
      "id": "chg_01a07f2c-b1d2-731e-83b4-f7f9db5aea88",
      "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 04:00:30.533137+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a07f2c-b1d2-731e-83b4-f7f9db5aea88"
    },
    {
      "id": "chg_01a07a06-5ea4-7ebb-a561-3b9563cef5ce",
      "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"
      },
      "occurred_on": "2026-09-07",
      "occurred_at": "2026-09-07 04:00:32.735619+00",
      "observed_since": "2026-09-06",
      "source": "scan",
      "summary": "Authorization (unverified → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a07a06-5ea4-7ebb-a561-3b9563cef5ce"
    },
    {
      "id": "chg_01a07a06-5ea6-7432-bed7-39fe9b3895e2",
      "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 04:00:32.735619+00",
      "observed_since": "2026-09-06",
      "source": "scan",
      "summary": "Injection markers (unverified → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a07a06-5ea6-7432-bed7-39fe9b3895e2"
    },
    {
      "id": "chg_01a07a06-5ea7-7b2c-a5e8-4fb75e92a413",
      "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 04:00:32.735619+00",
      "observed_since": "2026-09-06",
      "source": "scan",
      "summary": "Stability (fail → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a07a06-5ea7-7b2c-a5e8-4fb75e92a413"
    },
    {
      "id": "chg_01a074df-9834-7331-8f99-14550424c1e1",
      "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": "34",
        "auth_transport": "0"
      },
      "occurred_on": "2026-09-06",
      "occurred_at": "2026-09-06 04:00:05.316179+00",
      "observed_since": "2026-09-05",
      "source": "scan",
      "summary": "Stability (pass → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a074df-9834-7331-8f99-14550424c1e1"
    },
    {
      "id": "chg_01a074df-9838-751b-8c76-e3b6afb20d72",
      "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 04:00:05.316179+00",
      "observed_since": "2026-09-05",
      "source": "scan",
      "summary": "Authorization (fail → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a074df-9838-751b-8c76-e3b6afb20d72"
    },
    {
      "id": "chg_01a074df-9839-7a96-8d12-710d2e1bfd68",
      "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 04:00:05.316179+00",
      "observed_since": "2026-09-05",
      "source": "scan",
      "summary": "Tool safety (pass → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a074df-9839-7a96-8d12-710d2e1bfd68"
    },
    {
      "id": "chg_01a06fb9-4938-7d9c-882e-057f05ab5aaf",
      "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 04:00:08.855823+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a06fb9-4938-7d9c-882e-057f05ab5aaf"
    },
    {
      "id": "chg_01a06fb9-493d-74d6-b6ca-a8a74dbfed9f",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_beta",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_beta"
      },
      "occurred_on": "2026-09-05",
      "occurred_at": "2026-09-05 04:00:08.855823+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a06fb9-493d-74d6-b6ca-a8a74dbfed9f"
    },
    {
      "id": "chg_01a06fb9-493e-753f-b511-d5839b83e125",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_grounded",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_grounded"
      },
      "occurred_on": "2026-09-05",
      "occurred_at": "2026-09-05 04:00:08.855823+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a06fb9-493e-753f-b511-d5839b83e125"
    },
    {
      "id": "chg_01a06fb9-493e-7e52-b09c-138d0d9ae12a",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "deep_research",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "deep_research"
      },
      "occurred_on": "2026-09-05",
      "occurred_at": "2026-09-05 04:00:08.855823+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a06fb9-493e-7e52-b09c-138d0d9ae12a"
    },
    {
      "id": "chg_01a06fb9-493f-7ac1-a5ea-8f482bcc0bd0",
      "kind": "server.instructions_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "instructions",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-05",
      "occurred_at": "2026-09-05 04:00:08.855823+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a06fb9-493f-7ac1-a5ea-8f482bcc0bd0"
    },
    {
      "id": "chg_01a06a92-ed4a-7e73-b498-c0e08dad796e",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx"
      },
      "occurred_on": "2026-09-04",
      "occurred_at": "2026-09-04 04:00:08.926785+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a06a92-ed4a-7e73-b498-c0e08dad796e"
    },
    {
      "id": "chg_01a06a92-ed4c-7daa-861f-c1bbffc6950b",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_beta",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_beta"
      },
      "occurred_on": "2026-09-04",
      "occurred_at": "2026-09-04 04:00:08.926785+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a06a92-ed4c-7daa-861f-c1bbffc6950b"
    },
    {
      "id": "chg_01a06a92-ed4d-791a-8ea4-dc1db676fb6c",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_grounded",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_grounded"
      },
      "occurred_on": "2026-09-04",
      "occurred_at": "2026-09-04 04:00:08.926785+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a06a92-ed4d-791a-8ea4-dc1db676fb6c"
    },
    {
      "id": "chg_01a06a92-ed4d-7e8c-b061-ee6a294d5d8d",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "deep_research",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "deep_research"
      },
      "occurred_on": "2026-09-04",
      "occurred_at": "2026-09-04 04:00:08.926785+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a06a92-ed4d-7e8c-b061-ee6a294d5d8d"
    },
    {
      "id": "chg_01a06a92-ed4e-7423-8102-6f7c4844fe1d",
      "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 04:00:08.926785+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a06a92-ed4e-7423-8102-6f7c4844fe1d"
    },
    {
      "id": "chg_01a06a92-ed4f-74ad-8328-c2290cc411eb",
      "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 04:00:08.926785+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a06a92-ed4f-74ad-8328-c2290cc411eb"
    },
    {
      "id": "chg_01a0656c-81b3-7f0a-b883-76c66b70e738",
      "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 04:00:04.754366+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a0656c-81b3-7f0a-b883-76c66b70e738"
    },
    {
      "id": "chg_01a0656c-81b9-7683-b738-d73990b14649",
      "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 04:00:04.754366+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a0656c-81b9-7683-b738-d73990b14649"
    },
    {
      "id": "chg_01a0656c-81bc-7ae8-8174-793b43925a00",
      "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 04:00:04.754366+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a0656c-81bc-7ae8-8174-793b43925a00"
    },
    {
      "id": "chg_01a0656c-81be-78ba-930a-5f230a502655",
      "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 04:00:04.754366+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a0656c-81be-78ba-930a-5f230a502655"
    },
    {
      "id": "chg_01a0656c-81c0-78bc-aaae-e0385a98ac37",
      "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 04:00:04.754366+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a0656c-81c0-78bc-aaae-e0385a98ac37"
    },
    {
      "id": "chg_01a0656c-81c0-7e20-8296-6c78ec54a817",
      "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 04:00:04.754366+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a0656c-81c0-7e20-8296-6c78ec54a817"
    },
    {
      "id": "chg_01a06046-2615-781b-88ae-41462bc815e6",
      "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": "2026-09-02",
      "occurred_at": "2026-09-02 04:00:04.880305+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "Authorization (pass → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a06046-2615-781b-88ae-41462bc815e6"
    },
    {
      "id": "chg_01a06046-261a-7721-a16d-146c071a4392",
      "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 04:00:04.880305+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a06046-261a-7721-a16d-146c071a4392"
    },
    {
      "id": "chg_01a06046-261a-7c74-a770-62c022c4d9e9",
      "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 04:00:04.880305+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a06046-261a-7c74-a770-62c022c4d9e9"
    },
    {
      "id": "chg_01a06046-261b-7947-8929-d681d941ae7b",
      "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 04:00:04.880305+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a06046-261b-7947-8929-d681d941ae7b"
    },
    {
      "id": "chg_01a06046-261d-79ff-ab39-c405eb5ddb85",
      "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 04:00:04.880305+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a06046-261d-79ff-ab39-c405eb5ddb85"
    },
    {
      "id": "chg_01a06046-261e-7113-9c43-150ef75121f7",
      "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 04:00:04.880305+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a06046-261e-7113-9c43-150ef75121f7"
    },
    {
      "id": "chg_01a06046-261e-7c4b-9634-45f70c68f8bb",
      "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 04:00:04.880305+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a06046-261e-7c4b-9634-45f70c68f8bb"
    },
    {
      "id": "chg_01a05b1f-cc96-745c-a560-14f146b7316d",
      "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": "2026-09-01",
      "occurred_at": "2026-09-01 04:00:05.422976+00",
      "observed_since": "2026-08-31",
      "source": "scan",
      "summary": "Authorization (fail → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a05b1f-cc96-745c-a560-14f146b7316d"
    },
    {
      "id": "chg_01a05b1f-cc98-7efa-9648-6e744e9e104d",
      "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 04:00:05.422976+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a05b1f-cc98-7efa-9648-6e744e9e104d"
    },
    {
      "id": "chg_01a05b1f-cc9a-7e94-a162-7259b02e2dee",
      "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 04:00:05.422976+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a05b1f-cc9a-7e94-a162-7259b02e2dee"
    },
    {
      "id": "chg_01a05b1f-cc9c-7641-a353-ba79f402a701",
      "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 04:00:05.422976+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a05b1f-cc9c-7641-a353-ba79f402a701"
    },
    {
      "id": "chg_01a05b1f-cc9d-79db-a6bb-1575207a1cb4",
      "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 04:00:05.422976+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a05b1f-cc9d-79db-a6bb-1575207a1cb4"
    },
    {
      "id": "chg_01a05b1f-cca0-7882-ad6e-de3fceeebd43",
      "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 04:00:05.422976+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a05b1f-cca0-7882-ad6e-de3fceeebd43"
    },
    {
      "id": "chg_01a055f9-7c46-7edd-b334-4f3886e72660",
      "kind": "check.verdict",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.rfc9728_invoke",
      "to_code": "auth.none_destructive",
      "from_value": "pass",
      "to_value": "fail",
      "materiality": "critical",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "tool": "forget"
      },
      "occurred_on": "2026-08-31",
      "occurred_at": "2026-08-31 04:00:08.651186+00",
      "observed_since": "2026-08-30",
      "source": "scan",
      "summary": "Authorization (pass → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a055f9-7c46-7edd-b334-4f3886e72660"
    },
    {
      "id": "chg_01a055f9-7c48-7802-9fe3-4ece6895743c",
      "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 04:00:08.651186+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a055f9-7c48-7802-9fe3-4ece6895743c"
    },
    {
      "id": "chg_01a055f9-7c49-70df-98d5-88a4c959bade",
      "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 04:00:08.651186+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a055f9-7c49-70df-98d5-88a4c959bade"
    },
    {
      "id": "chg_01a055f9-7c49-7861-8d3b-f72acbc19cd8",
      "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 04:00:08.651186+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a055f9-7c49-7861-8d3b-f72acbc19cd8"
    },
    {
      "id": "chg_01a055f9-7c49-7e64-80bd-c7564afe78ec",
      "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 04:00:08.651186+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a055f9-7c49-7e64-80bd-c7564afe78ec"
    },
    {
      "id": "chg_01a055f9-7c4a-77d0-a96d-af04af4d9142",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "polymarket_kalshi_spread",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "polymarket_kalshi_spread"
      },
      "occurred_on": "2026-08-31",
      "occurred_at": "2026-08-31 04:00:08.651186+00",
      "observed_since": "2026-08-30",
      "source": "scan",
      "summary": "Tool “polymarket_kalshi_spread” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a055f9-7c4a-77d0-a96d-af04af4d9142"
    },
    {
      "id": "chg_01a055f9-7c4b-7069-a84d-b34378638aa2",
      "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 04:00:08.651186+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a055f9-7c4b-7069-a84d-b34378638aa2"
    },
    {
      "id": "chg_01a050d3-0f27-7c0b-8e95-a43a32e33ba2",
      "kind": "check.verdict",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_destructive",
      "to_code": "auth.rfc9728_invoke",
      "from_value": "fail",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-30",
      "occurred_at": "2026-08-30 04:00:03.415097+00",
      "observed_since": "2026-08-29",
      "source": "scan",
      "summary": "Authorization (fail → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a050d3-0f27-7c0b-8e95-a43a32e33ba2"
    },
    {
      "id": "chg_01a050d3-0f31-75d5-b3c5-9d6e8b41195f",
      "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 04:00:03.415097+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a050d3-0f31-75d5-b3c5-9d6e8b41195f"
    },
    {
      "id": "chg_01a050d3-0f33-7ce9-9202-c89ab6a2b0bf",
      "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 04:00:03.415097+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a050d3-0f33-7ce9-9202-c89ab6a2b0bf"
    },
    {
      "id": "chg_01a050d3-0f34-7624-88f6-a0e6f7c367df",
      "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 04:00:03.415097+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a050d3-0f34-7624-88f6-a0e6f7c367df"
    },
    {
      "id": "chg_01a050d3-0f46-7113-b7fc-a8ff8084f2d6",
      "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 04:00:03.415097+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a050d3-0f46-7113-b7fc-a8ff8084f2d6"
    },
    {
      "id": "chg_01a050d3-0f4a-75d0-b782-09ba95f94294",
      "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 04:00:03.415097+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a050d3-0f4a-75d0-b782-09ba95f94294"
    },
    {
      "id": "chg_01a04bac-ba6f-7585-810b-96648d3747dc",
      "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 04:00:05.88388+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a04bac-ba6f-7585-810b-96648d3747dc"
    },
    {
      "id": "chg_01a04bac-ba75-7253-a2e8-0b6d0170b4c7",
      "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 04:00:05.88388+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a04bac-ba75-7253-a2e8-0b6d0170b4c7"
    },
    {
      "id": "chg_01a04bac-ba75-7afa-a45e-8de7da1d925e",
      "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 04:00:05.88388+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a04bac-ba75-7afa-a45e-8de7da1d925e"
    },
    {
      "id": "chg_01a04bac-ba77-7685-b96b-7fff7cbfb806",
      "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 04:00:05.88388+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a04bac-ba77-7685-b96b-7fff7cbfb806"
    },
    {
      "id": "chg_01a04bac-ba78-70f2-bf4c-4338e9b941ac",
      "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 04:00:05.88388+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a04bac-ba78-70f2-bf4c-4338e9b941ac"
    },
    {
      "id": "chg_01a04686-5824-796f-8d03-8af9fcf17212",
      "kind": "check.verdict",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.rfc9728_invoke",
      "to_code": "auth.none_destructive",
      "from_value": "pass",
      "to_value": "fail",
      "materiality": "critical",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "tool": "forget"
      },
      "occurred_on": "2026-08-28",
      "occurred_at": "2026-08-28 04:00:04.035884+00",
      "observed_since": "2026-08-27",
      "source": "scan",
      "summary": "Authorization (pass → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a04686-5824-796f-8d03-8af9fcf17212"
    },
    {
      "id": "chg_01a0415f-f58c-7dfc-bf63-85165404dcac",
      "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 04:00:02.115132+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a0415f-f58c-7dfc-bf63-85165404dcac"
    },
    {
      "id": "chg_01a0415f-f596-751a-9995-45f6bbc90e98",
      "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 04:00:02.115132+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a0415f-f596-751a-9995-45f6bbc90e98"
    },
    {
      "id": "chg_01a0415f-f596-7df2-b8c2-310a37074701",
      "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 04:00:02.115132+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a0415f-f596-7df2-b8c2-310a37074701"
    },
    {
      "id": "chg_01a0415f-f598-74bf-9bae-02eff8fe1022",
      "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 04:00:02.115132+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a0415f-f598-74bf-9bae-02eff8fe1022"
    },
    {
      "id": "chg_01a0415f-f59a-7a25-bc87-3ce06e02fd6b",
      "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 04:00:02.115132+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a0415f-f59a-7a25-bc87-3ce06e02fd6b"
    },
    {
      "id": "chg_01a03713-5127-7a2b-956c-9b6266010287",
      "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 04:00:07.685616+00",
      "observed_since": "2026-08-24",
      "source": "scan",
      "summary": "Stability (0.97 → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a03713-5127-7a2b-956c-9b6266010287"
    },
    {
      "id": "chg_01a031ec-eaaa-71d8-b96d-6fad3996a221",
      "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 04:00:04.811367+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a031ec-eaaa-71d8-b96d-6fad3996a221"
    },
    {
      "id": "chg_01a031ec-eaae-7050-a9ae-5dfa54331962",
      "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 04:00:04.811367+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a031ec-eaae-7050-a9ae-5dfa54331962"
    },
    {
      "id": "chg_01a031ec-eaae-7924-b24d-51ac2ea84bf3",
      "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 04:00:04.811367+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a031ec-eaae-7924-b24d-51ac2ea84bf3"
    },
    {
      "id": "chg_01a031ec-eaaf-7132-9a1a-c7c04448e7be",
      "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 04:00:04.811367+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-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a031ec-eaaf-7132-9a1a-c7c04448e7be"
    },
    {
      "id": "chg_01a031ec-eaaf-78e1-afe7-841b0c98763a",
      "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": "2026-08-24",
      "occurred_at": "2026-08-24 04:00:04.811367+00",
      "observed_since": "2026-08-23",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a031ec-eaaf-78e1-afe7-841b0c98763a"
    },
    {
      "id": "chg_01a02cc6-8a11-7cbb-9253-e860362def5f",
      "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",
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      "observed_since": "2026-08-22",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a02cc6-8a11-7cbb-9253-e860362def5f"
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    {
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      "occurred_at": "2026-08-23 04:00:03.616972+00",
      "observed_since": "2026-08-22",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a02cc6-8a20-7131-8095-eea20a9abaf2"
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    {
      "id": "chg_01a02cc6-8a23-7afe-9ccc-ea6dd3f77ba0",
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      "materiality": "security",
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      "occurred_at": "2026-08-23 04:00:03.616972+00",
      "observed_since": "2026-08-22",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a02cc6-8a23-7afe-9ccc-ea6dd3f77ba0"
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    {
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      "materiality": "security",
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      "detail": {
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      "occurred_at": "2026-08-23 04:00:03.616972+00",
      "observed_since": "2026-08-22",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a02cc6-8a25-74fd-9c73-4b33555fbc5f"
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      "materiality": "security",
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      "occurred_at": "2026-08-23 04:00:03.616972+00",
      "observed_since": "2026-08-22",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a02cc6-8a25-7c20-a27a-379db85460fc"
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    {
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      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a027a0-3805-7bd2-bd88-a85bbe14e132"
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      "observed_since": "2026-08-21",
      "source": "scan",
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      "link": "https://verifymcp.io/servers/pipeworx-io-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a027a0-3807-743b-aaec-3e033f36ddef"
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      "observed_since": "2026-08-21",
      "source": "scan",
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      "link": "https://verifymcp.io/servers/pipeworx-io-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a027a0-3807-7ef2-aa77-82ed9a164ff7"
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      "observed_since": "2026-08-21",
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      "link": "https://verifymcp.io/servers/pipeworx-io-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a027a0-3808-753b-a1a2-881d299865c4"
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      "occurred_at": "2026-08-22 04:00:06.547756+00",
      "observed_since": "2026-08-21",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-arcgis-lancaster/arcgis-lancaster-mcp#chg-chg_01a027a0-3808-7c20-b6f5-6685134b81ca"
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