{
  "server": "pipeworx-io-fmcsa",
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      "link": "https://verifymcp.io/servers/pipeworx-io-fmcsa/fmcsa-mcp#chg-chg_019fc63d-ecc1-7369-b048-b7e65cf93c59"
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    {
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      "occurred_at": "2026-08-03 06:09:34.900094+00",
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      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-fmcsa/fmcsa-mcp#chg-chg_019fc63d-ecc2-7813-ad51-adbc0b298c7f"
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    {
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      "occurred_at": "2026-08-03 06:09:34.900094+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-fmcsa/fmcsa-mcp#chg-chg_019fc63d-ecc2-7463-ab97-fc9363d3a671"
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    {
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      "observed_since": "2026-08-02",
      "source": "scan",
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      "link": "https://verifymcp.io/servers/pipeworx-io-fmcsa/fmcsa-mcp#chg-chg_019fc63d-ecc1-7e43-8fe8-f0ecdff98f52"
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    {
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      "occurred_at": "2026-08-03 06:09:34.900094+00",
      "observed_since": "2026-08-02",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-fmcsa/fmcsa-mcp#chg-chg_019fc63d-ecc1-79a2-8c57-a2583f68f6ca"
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    {
      "id": "chg_019fc116-eddf-7893-9465-391395498954",
      "kind": "tool.description_changed",
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      "subject_kind": "tool",
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      "occurred_at": "2026-08-02 06:08:53.203641+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-fmcsa/fmcsa-mcp#chg-chg_019fc116-eddf-7893-9465-391395498954"
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    {
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      "family": "",
      "subject_kind": "server",
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      "occurred_on": "2026-08-02",
      "occurred_at": "2026-08-02 06:08:53.203641+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-fmcsa/fmcsa-mcp#chg-chg_019fc116-ede0-789d-b8ef-a57916c520d2"
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    {
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        "tool": "deep_research"
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      "occurred_on": "2026-08-02",
      "occurred_at": "2026-08-02 06:08:53.203641+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-fmcsa/fmcsa-mcp#chg-chg_019fc116-ede0-72aa-be81-dc6a513e7417"
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    {
      "id": "chg_019fc116-eddf-7d5e-966b-1c6d7f9aa084",
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      "subject_kind": "tool",
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      "materiality": "security",
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        "tool": "ask_pipeworx_grounded"
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      "occurred_on": "2026-08-02",
      "occurred_at": "2026-08-02 06:08:53.203641+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-fmcsa/fmcsa-mcp#chg-chg_019fc116-eddf-7d5e-966b-1c6d7f9aa084"
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    {
      "id": "chg_019fc116-eddf-7056-96ea-51fe7cb8cf20",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx",
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      "materiality": "security",
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      "detail": {
        "tool": "ask_pipeworx"
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      "occurred_on": "2026-08-02",
      "occurred_at": "2026-08-02 06:08:53.203641+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-fmcsa/fmcsa-mcp#chg-chg_019fc116-eddf-7056-96ea-51fe7cb8cf20"
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    {
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      "from_value": "fail",
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      "materiality": "security",
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      "occurred_at": "2026-08-01 06:07:34.679099+00",
      "observed_since": "2026-07-31",
      "source": "scan",
      "summary": "Authorization (fail → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-fmcsa/fmcsa-mcp#chg-chg_019fbbef-5f27-7818-8e8d-b77baa192017"
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    {
      "id": "chg_019faf95-7d20-73ac-9cec-34fc5c38def7",
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      "subject_kind": "tool",
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      "detail": {
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      "occurred_on": "2026-07-29",
      "occurred_at": "2026-07-29 20:33:57.521897+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-fmcsa/fmcsa-mcp#chg-chg_019faf95-7d20-73ac-9cec-34fc5c38def7"
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    {
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      "occurred_on": "2026-07-29",
      "occurred_at": "2026-07-29 20:33:57.521897+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-fmcsa/fmcsa-mcp#chg-chg_019faf95-7d21-7d94-9667-46607a1dde35"
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    {
      "id": "chg_019faf95-7d21-7920-998b-fc80125fbd69",
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      "subject_kind": "tool",
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      "materiality": "security",
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      "occurred_at": "2026-07-29 20:33:57.521897+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-fmcsa/fmcsa-mcp#chg-chg_019faf95-7d21-7920-998b-fc80125fbd69"
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    {
      "id": "chg_019faf95-7d21-74c8-a976-706550b1d25c",
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      "materiality": "security",
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      "occurred_on": "2026-07-29",
      "occurred_at": "2026-07-29 20:33:57.521897+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-fmcsa/fmcsa-mcp#chg-chg_019faf95-7d21-74c8-a976-706550b1d25c"
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    {
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      "occurred_at": "2026-07-29 20:33:57.521897+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-fmcsa/fmcsa-mcp#chg-chg_019faf95-7d20-7d22-98cd-2e45952c0b41"
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    {
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      "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-fmcsa/fmcsa-mcp#chg-chg_019faa68-9c7c-7a72-992d-53c284ef3a10"
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      "occurred_at": "2026-07-28 20:26:50.35+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-fmcsa/fmcsa-mcp#chg-chg_019faa68-9c7d-7b7e-8c87-a6a7ed64121f"
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      "occurred_at": "2026-07-28 20:26:50.35+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-fmcsa/fmcsa-mcp#chg-chg_019faa68-9c7d-766e-ab2d-531acc9a5f44"
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      "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-fmcsa/fmcsa-mcp#chg-chg_019faa68-9c7d-705e-b2b6-a3a5e32bc566"
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      "occurred_at": "2026-07-28 20:26:50.35+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-fmcsa/fmcsa-mcp#chg-chg_019faa68-9c7c-749b-bf1f-2d7c1094e18c"
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