{
  "server": "pipeworx-io-arcgis-houston",
  "component": "arcgis-houston-mcp",
  "generated_at": "2026-08-03T21:09:17.500Z",
  "tracking_since": "2026-07-26",
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      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-arcgis-houston/arcgis-houston-mcp#chg-chg_019fc6e1-066a-7725-80a4-ed7034cc20c4"
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      "occurred_at": "2026-08-03 09:07:43.830937+00",
      "observed_since": "2026-08-02",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-arcgis-houston/arcgis-houston-mcp#chg-chg_019fc6e1-0669-7b54-8488-93212a6a21fd"
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    {
      "id": "chg_019fc6e1-066c-7bac-8f98-14d74792223d",
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      "occurred_at": "2026-08-03 09:07:43.830937+00",
      "observed_since": "2026-08-02",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-arcgis-houston/arcgis-houston-mcp#chg-chg_019fc6e1-066c-7bac-8f98-14d74792223d"
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    {
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      "occurred_at": "2026-08-03 09:07:43.830937+00",
      "observed_since": "2026-08-02",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-arcgis-houston/arcgis-houston-mcp#chg-chg_019fc6e1-066c-7531-a452-990cec35c211"
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    {
      "id": "chg_019fc6e1-066a-7b7a-b06a-2167c89b3e51",
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      "materiality": "security",
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      "occurred_on": "2026-08-03",
      "occurred_at": "2026-08-03 09:07:43.830937+00",
      "observed_since": "2026-08-02",
      "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-houston/arcgis-houston-mcp#chg-chg_019fc6e1-066a-7b7a-b06a-2167c89b3e51"
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    {
      "id": "chg_019fc1be-043c-7035-b53b-7474fb5ce497",
      "kind": "tool.description_changed",
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      "subject_kind": "tool",
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      "materiality": "security",
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      "occurred_on": "2026-08-02",
      "occurred_at": "2026-08-02 09:11:23.434588+00",
      "observed_since": "2026-08-01",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-arcgis-houston/arcgis-houston-mcp#chg-chg_019fc1be-043c-7035-b53b-7474fb5ce497"
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    {
      "id": "chg_019fc1be-043d-7d03-9232-0b6b13ec1f94",
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      "subject_kind": "server",
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      "materiality": "security",
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      "detail": {},
      "occurred_on": "2026-08-02",
      "occurred_at": "2026-08-02 09:11:23.434588+00",
      "observed_since": "2026-08-01",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-arcgis-houston/arcgis-houston-mcp#chg-chg_019fc1be-043d-7d03-9232-0b6b13ec1f94"
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    {
      "id": "chg_019fc1be-043d-772e-86a8-aab710b6664a",
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      "subject_kind": "tool",
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      "materiality": "security",
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      "detail": {
        "tool": "deep_research"
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      "occurred_on": "2026-08-02",
      "occurred_at": "2026-08-02 09:11:23.434588+00",
      "observed_since": "2026-08-01",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-arcgis-houston/arcgis-houston-mcp#chg-chg_019fc1be-043d-772e-86a8-aab710b6664a"
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    {
      "id": "chg_019fc1be-043d-7032-9e58-309213d36ef6",
      "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": {
        "tool": "ask_pipeworx_grounded"
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      "occurred_on": "2026-08-02",
      "occurred_at": "2026-08-02 09:11:23.434588+00",
      "observed_since": "2026-08-01",
      "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-houston/arcgis-houston-mcp#chg-chg_019fc1be-043d-7032-9e58-309213d36ef6"
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    {
      "id": "chg_019fc1be-043c-7ab9-b3ec-1eda7cac9de4",
      "kind": "tool.description_changed",
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      "subject_kind": "tool",
      "subject": "ask_pipeworx_beta",
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      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_beta"
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      "occurred_on": "2026-08-02",
      "occurred_at": "2026-08-02 09:11:23.434588+00",
      "observed_since": "2026-08-01",
      "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-houston/arcgis-houston-mcp#chg-chg_019fc1be-043c-7ab9-b3ec-1eda7cac9de4"
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    {
      "id": "chg_019fbca1-4e3f-75bc-8067-8d8a950c9867",
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      "subject_kind": "tool",
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      "materiality": "security",
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      "detail": {
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      "occurred_on": "2026-08-01",
      "occurred_at": "2026-08-01 09:21:55.761877+00",
      "observed_since": "2026-07-31",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-arcgis-houston/arcgis-houston-mcp#chg-chg_019fbca1-4e3f-75bc-8067-8d8a950c9867"
    },
    {
      "id": "chg_019fbca1-4e40-701b-88b6-e38ab47009cc",
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      "subject_kind": "tool",
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      "materiality": "security",
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      "detail": {
        "tool": "ask_pipeworx_beta"
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      "occurred_on": "2026-08-01",
      "occurred_at": "2026-08-01 09:21:55.761877+00",
      "observed_since": "2026-07-31",
      "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-houston/arcgis-houston-mcp#chg-chg_019fbca1-4e40-701b-88b6-e38ab47009cc"
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    {
      "id": "chg_019fbca1-4e41-7009-918a-b1623daa2d4c",
      "kind": "server.instructions_changed",
      "family": "",
      "subject_kind": "server",
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      "materiality": "security",
      "direction": "neutral",
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      "detail": {},
      "occurred_on": "2026-08-01",
      "occurred_at": "2026-08-01 09:21:55.761877+00",
      "observed_since": "2026-07-31",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-arcgis-houston/arcgis-houston-mcp#chg-chg_019fbca1-4e41-7009-918a-b1623daa2d4c"
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    {
      "id": "chg_019fbca1-4e40-792e-9e05-eba82fa5ffb4",
      "kind": "tool.description_changed",
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      "subject_kind": "tool",
      "subject": "deep_research",
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      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "deep_research"
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      "occurred_on": "2026-08-01",
      "occurred_at": "2026-08-01 09:21:55.761877+00",
      "observed_since": "2026-07-31",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-arcgis-houston/arcgis-houston-mcp#chg-chg_019fbca1-4e40-792e-9e05-eba82fa5ffb4"
    },
    {
      "id": "chg_019fbca1-4e40-745d-979a-b3b0b4353208",
      "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": "2026-08-01",
      "occurred_at": "2026-08-01 09:21:55.761877+00",
      "observed_since": "2026-07-31",
      "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-houston/arcgis-houston-mcp#chg-chg_019fbca1-4e40-745d-979a-b3b0b4353208"
    },
    {
      "id": "chg_019fb349-8814-7eb2-9feb-829dabc1536a",
      "kind": "server.instructions_changed",
      "family": "",
      "subject_kind": "server",
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      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-07-30",
      "occurred_at": "2026-07-30 13:49:28.45295+00",
      "observed_since": "2026-07-29",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-arcgis-houston/arcgis-houston-mcp#chg-chg_019fb349-8814-7eb2-9feb-829dabc1536a"
    },
    {
      "id": "chg_019fb349-8812-7df7-836e-05ae80a91312",
      "kind": "check.reverified",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_destructive_unverified",
      "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": "2026-07-30",
      "occurred_at": "2026-07-30 13:49:28.45295+00",
      "observed_since": "2026-07-29",
      "source": "scan",
      "summary": "Authorization (unverified → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-arcgis-houston/arcgis-houston-mcp#chg-chg_019fb349-8812-7df7-836e-05ae80a91312"
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    {
      "id": "chg_019fb349-8813-755f-abb5-88d2f60f50d8",
      "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"
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      "occurred_on": "2026-07-30",
      "occurred_at": "2026-07-30 13:49:28.45295+00",
      "observed_since": "2026-07-29",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-arcgis-houston/arcgis-houston-mcp#chg-chg_019fb349-8813-755f-abb5-88d2f60f50d8"
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    {
      "id": "chg_019fb349-8813-7c2a-bfdf-6239f96a6e4b",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_beta",
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      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_beta"
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      "occurred_on": "2026-07-30",
      "occurred_at": "2026-07-30 13:49:28.45295+00",
      "observed_since": "2026-07-29",
      "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-houston/arcgis-houston-mcp#chg-chg_019fb349-8813-7c2a-bfdf-6239f96a6e4b"
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    {
      "id": "chg_019fb349-8814-7276-8f1c-7c695402cab5",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_grounded",
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      "from_code": null,
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      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_grounded"
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      "occurred_on": "2026-07-30",
      "occurred_at": "2026-07-30 13:49:28.45295+00",
      "observed_since": "2026-07-29",
      "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-houston/arcgis-houston-mcp#chg-chg_019fb349-8814-7276-8f1c-7c695402cab5"
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    {
      "id": "chg_019fb349-8814-7957-bd1c-9c94c32c4f6b",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "deep_research",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "deep_research"
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      "occurred_on": "2026-07-30",
      "occurred_at": "2026-07-30 13:49:28.45295+00",
      "observed_since": "2026-07-29",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-arcgis-houston/arcgis-houston-mcp#chg-chg_019fb349-8814-7957-bd1c-9c94c32c4f6b"
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    {
      "id": "chg_019fae4f-7c69-7a8d-bace-98d6d0231bda",
      "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": {
        "tool": "deep_research"
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      "occurred_on": "2026-07-29",
      "occurred_at": "2026-07-29 14:37:52.594808+00",
      "observed_since": "2026-07-28",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-arcgis-houston/arcgis-houston-mcp#chg-chg_019fae4f-7c69-7a8d-bace-98d6d0231bda"
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    {
      "id": "chg_019fae4f-7c69-773b-ab3e-6d848d4d93f2",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_grounded",
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      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_grounded"
      },
      "occurred_on": "2026-07-29",
      "occurred_at": "2026-07-29 14:37:52.594808+00",
      "observed_since": "2026-07-28",
      "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-houston/arcgis-houston-mcp#chg-chg_019fae4f-7c69-773b-ab3e-6d848d4d93f2"
    },
    {
      "id": "chg_019fae4f-7c69-715e-994f-e318e4ddf221",
      "kind": "tool.description_changed",
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      "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": "2026-07-29",
      "occurred_at": "2026-07-29 14:37:52.594808+00",
      "observed_since": "2026-07-28",
      "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-houston/arcgis-houston-mcp#chg-chg_019fae4f-7c69-715e-994f-e318e4ddf221"
    },
    {
      "id": "chg_019fae4f-7c68-7597-a83b-f98767a86f0b",
      "kind": "tool.description_changed",
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      "subject_kind": "tool",
      "subject": "ask_pipeworx",
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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"
      },
      "occurred_on": "2026-07-29",
      "occurred_at": "2026-07-29 14:37:52.594808+00",
      "observed_since": "2026-07-28",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-arcgis-houston/arcgis-houston-mcp#chg-chg_019fae4f-7c68-7597-a83b-f98767a86f0b"
    },
    {
      "id": "chg_019fae4f-7c69-7ea7-a791-9a66ed13b643",
      "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": "2026-07-29",
      "occurred_at": "2026-07-29 14:37:52.594808+00",
      "observed_since": "2026-07-28",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-arcgis-houston/arcgis-houston-mcp#chg-chg_019fae4f-7c69-7ea7-a791-9a66ed13b643"
    },
    {
      "id": "chg_019fa96e-46a9-72ec-b5ad-64681eb2d2f4",
      "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": "2026-07-28",
      "occurred_at": "2026-07-28 15:53:24.36569+00",
      "observed_since": "2026-07-27",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-arcgis-houston/arcgis-houston-mcp#chg-chg_019fa96e-46a9-72ec-b5ad-64681eb2d2f4"
    },
    {
      "id": "chg_019fa96e-46a7-7850-ab11-408606090d12",
      "kind": "check.unverifiable",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_destructive",
      "to_code": "auth.none_destructive_unverified",
      "from_value": "fail",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "tool": "forget"
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      "occurred_on": "2026-07-28",
      "occurred_at": "2026-07-28 15:53:24.36569+00",
      "observed_since": "2026-07-27",
      "source": "scan",
      "summary": "Authorization (fail → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-arcgis-houston/arcgis-houston-mcp#chg-chg_019fa96e-46a7-7850-ab11-408606090d12"
    },
    {
      "id": "chg_019fa96e-46a8-7c0a-b38b-976b9cf23919",
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      "subject_kind": "tool",
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      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx"
      },
      "occurred_on": "2026-07-28",
      "occurred_at": "2026-07-28 15:53:24.36569+00",
      "observed_since": "2026-07-27",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-arcgis-houston/arcgis-houston-mcp#chg-chg_019fa96e-46a8-7c0a-b38b-976b9cf23919"
    },
    {
      "id": "chg_019fa96e-46aa-75fb-a602-6d011b6360d7",
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      "family": "",
      "subject_kind": "server",
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      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-07-28",
      "occurred_at": "2026-07-28 15:53:24.36569+00",
      "observed_since": "2026-07-27",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-arcgis-houston/arcgis-houston-mcp#chg-chg_019fa96e-46aa-75fb-a602-6d011b6360d7"
    },
    {
      "id": "chg_019fa96e-46a9-7f2d-840d-c949ce9ba3ce",
      "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": "2026-07-28",
      "occurred_at": "2026-07-28 15:53:24.36569+00",
      "observed_since": "2026-07-27",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-arcgis-houston/arcgis-houston-mcp#chg-chg_019fa96e-46a9-7f2d-840d-c949ce9ba3ce"
    },
    {
      "id": "chg_019fa96e-46a9-7973-b97e-d8c164fdda6e",
      "kind": "tool.description_changed",
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      "subject_kind": "tool",
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      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_grounded"
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      "occurred_on": "2026-07-28",
      "occurred_at": "2026-07-28 15:53:24.36569+00",
      "observed_since": "2026-07-27",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-arcgis-houston/arcgis-houston-mcp#chg-chg_019fa96e-46a9-7973-b97e-d8c164fdda6e"
    }
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}