{
  "server": "pipeworx-io-bcb-br",
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  "generated_at": "2026-08-04T00:23:45.561Z",
  "tracking_since": "2026-07-26",
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  },
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      "id": "chg_019fc6a6-c16e-723f-b3d5-9d80f8aa38e6",
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      "occurred_at": "2026-08-03 08:04:05.072987+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-bcb-br/bcb-br-mcp#chg-chg_019fc6a6-c16e-723f-b3d5-9d80f8aa38e6"
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    {
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      "occurred_at": "2026-08-03 08:04:05.072987+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-bcb-br/bcb-br-mcp#chg-chg_019fc6a6-c16d-7d63-80dc-6bf9ebfb3dbc"
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    {
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      "occurred_on": "2026-08-03",
      "occurred_at": "2026-08-03 08:04:05.072987+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-bcb-br/bcb-br-mcp#chg-chg_019fc6a6-c16d-78e7-aa68-c122d77b9dd7"
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    {
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      "occurred_on": "2026-08-03",
      "occurred_at": "2026-08-03 08:04:05.072987+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-bcb-br/bcb-br-mcp#chg-chg_019fc6a6-c16d-742e-9d59-6bf78bc3418a"
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    {
      "id": "chg_019fc6a6-c16a-7d84-a780-c98e1dca4606",
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      "materiality": "security",
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      "detail": {
        "tool": "ask_pipeworx"
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      "occurred_on": "2026-08-03",
      "occurred_at": "2026-08-03 08:04:05.072987+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-bcb-br/bcb-br-mcp#chg-chg_019fc6a6-c16a-7d84-a780-c98e1dca4606"
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    {
      "id": "chg_019fc183-4857-7eca-8a6e-f9f65f84bad7",
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      "subject_kind": "tool",
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      "materiality": "security",
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      "detail": {
        "tool": "ask_pipeworx"
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      "occurred_on": "2026-08-02",
      "occurred_at": "2026-08-02 08:07:14.248398+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-bcb-br/bcb-br-mcp#chg-chg_019fc183-4857-7eca-8a6e-f9f65f84bad7"
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    {
      "id": "chg_019fc183-4859-77bc-9ee8-65448b7fdad4",
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      "family": "",
      "subject_kind": "server",
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      "materiality": "security",
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      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-02",
      "occurred_at": "2026-08-02 08:07:14.248398+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-bcb-br/bcb-br-mcp#chg-chg_019fc183-4859-77bc-9ee8-65448b7fdad4"
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    {
      "id": "chg_019fc183-4859-7391-8eb8-fa74ee923d4b",
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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 08:07:14.248398+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-bcb-br/bcb-br-mcp#chg-chg_019fc183-4859-7391-8eb8-fa74ee923d4b"
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    {
      "id": "chg_019fc183-4858-7d77-b975-73736f242883",
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      "subject_kind": "tool",
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      "materiality": "security",
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      "detail": {
        "tool": "ask_pipeworx_grounded"
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      "occurred_on": "2026-08-02",
      "occurred_at": "2026-08-02 08:07:14.248398+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-bcb-br/bcb-br-mcp#chg-chg_019fc183-4858-7d77-b975-73736f242883"
    },
    {
      "id": "chg_019fc183-4858-7837-aba2-374aca3d8f75",
      "kind": "tool.description_changed",
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      "subject_kind": "tool",
      "subject": "ask_pipeworx_beta",
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      "materiality": "security",
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      "detail": {
        "tool": "ask_pipeworx_beta"
      },
      "occurred_on": "2026-08-02",
      "occurred_at": "2026-08-02 08:07:14.248398+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-bcb-br/bcb-br-mcp#chg-chg_019fc183-4858-7837-aba2-374aca3d8f75"
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    {
      "id": "chg_019fbc5f-44db-7361-8c4e-bbdf1d8291ec",
      "kind": "tool.description_changed",
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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 08:09:47.975195+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-bcb-br/bcb-br-mcp#chg-chg_019fbc5f-44db-7361-8c4e-bbdf1d8291ec"
    },
    {
      "id": "chg_019fbc5f-44dc-7244-ab16-3c227c8437cc",
      "kind": "server.instructions_changed",
      "family": "",
      "subject_kind": "server",
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      "from_code": null,
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      "from_value": null,
      "to_value": null,
      "materiality": "security",
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      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-01",
      "occurred_at": "2026-08-01 08:09:47.975195+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-bcb-br/bcb-br-mcp#chg-chg_019fbc5f-44dc-7244-ab16-3c227c8437cc"
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    {
      "id": "chg_019fbc5f-44db-7cf1-8ebd-4f25367f1dab",
      "kind": "tool.description_changed",
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      "subject_kind": "tool",
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      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "deep_research"
      },
      "occurred_on": "2026-08-01",
      "occurred_at": "2026-08-01 08:09:47.975195+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-bcb-br/bcb-br-mcp#chg-chg_019fbc5f-44db-7cf1-8ebd-4f25367f1dab"
    },
    {
      "id": "chg_019fbc5f-44da-7945-8db5-bec8150f7778",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx",
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      "from_code": null,
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      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx"
      },
      "occurred_on": "2026-08-01",
      "occurred_at": "2026-08-01 08:09:47.975195+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-bcb-br/bcb-br-mcp#chg-chg_019fbc5f-44da-7945-8db5-bec8150f7778"
    },
    {
      "id": "chg_019fbc5f-44db-7886-9386-ee53e6f3670e",
      "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 08:09:47.975195+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-bcb-br/bcb-br-mcp#chg-chg_019fbc5f-44db-7886-9386-ee53e6f3670e"
    },
    {
      "id": "chg_019fb315-6acb-7cc1-a107-551d4db2d260",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "deep_research",
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      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "deep_research"
      },
      "occurred_on": "2026-07-30",
      "occurred_at": "2026-07-30 12:52:33.075054+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-bcb-br/bcb-br-mcp#chg-chg_019fb315-6acb-7cc1-a107-551d4db2d260"
    },
    {
      "id": "chg_019fb315-6ac9-7549-9ce1-77a01f2ad168",
      "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": {
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      "occurred_on": "2026-07-30",
      "occurred_at": "2026-07-30 12:52:33.075054+00",
      "observed_since": "2026-07-29",
      "source": "scan",
      "summary": "Authorization (unverified → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-bcb-br/bcb-br-mcp#chg-chg_019fb315-6ac9-7549-9ce1-77a01f2ad168"
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    {
      "id": "chg_019fb315-6aca-7892-9e56-66a6a227db52",
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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": {
        "tool": "ask_pipeworx"
      },
      "occurred_on": "2026-07-30",
      "occurred_at": "2026-07-30 12:52:33.075054+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-bcb-br/bcb-br-mcp#chg-chg_019fb315-6aca-7892-9e56-66a6a227db52"
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    {
      "id": "chg_019fb315-6acb-7074-8d0d-ef638599c7a7",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_beta",
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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_beta"
      },
      "occurred_on": "2026-07-30",
      "occurred_at": "2026-07-30 12:52:33.075054+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-bcb-br/bcb-br-mcp#chg-chg_019fb315-6acb-7074-8d0d-ef638599c7a7"
    },
    {
      "id": "chg_019fb315-6acb-7733-bfd5-11f188accb16",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_grounded",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_grounded"
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      "occurred_on": "2026-07-30",
      "occurred_at": "2026-07-30 12:52:33.075054+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-bcb-br/bcb-br-mcp#chg-chg_019fb315-6acb-7733-bfd5-11f188accb16"
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    {
      "id": "chg_019fb315-6acc-72f7-aa97-58f7a5f21878",
      "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": "2026-07-30",
      "occurred_at": "2026-07-30 12:52:33.075054+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-bcb-br/bcb-br-mcp#chg-chg_019fb315-6acc-72f7-aa97-58f7a5f21878"
    },
    {
      "id": "chg_019fae23-a1e0-73b0-b0a9-6f414f824a4b",
      "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": "2026-07-29",
      "occurred_at": "2026-07-29 13:49:58.602095+00",
      "observed_since": "2026-07-28",
      "source": "scan",
      "summary": "Authorization (fail → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-bcb-br/bcb-br-mcp#chg-chg_019fae23-a1e0-73b0-b0a9-6f414f824a4b"
    },
    {
      "id": "chg_019fae23-a1e2-764a-8884-bcdb3a76193b",
      "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 13:49:58.602095+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-bcb-br/bcb-br-mcp#chg-chg_019fae23-a1e2-764a-8884-bcdb3a76193b"
    },
    {
      "id": "chg_019fae23-a1e2-711d-9d7e-11cc1ab5a2a7",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "deep_research",
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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": "deep_research"
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      "occurred_on": "2026-07-29",
      "occurred_at": "2026-07-29 13:49:58.602095+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-bcb-br/bcb-br-mcp#chg-chg_019fae23-a1e2-711d-9d7e-11cc1ab5a2a7"
    },
    {
      "id": "chg_019fae23-a1e1-7be6-8a78-ee7ce5aebba3",
      "kind": "tool.description_changed",
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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": "2026-07-29",
      "occurred_at": "2026-07-29 13:49:58.602095+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-bcb-br/bcb-br-mcp#chg-chg_019fae23-a1e1-7be6-8a78-ee7ce5aebba3"
    },
    {
      "id": "chg_019fae23-a1e1-76e0-928a-c4ef565a87a9",
      "kind": "tool.description_changed",
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      "subject_kind": "tool",
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      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_beta"
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      "occurred_on": "2026-07-29",
      "occurred_at": "2026-07-29 13:49:58.602095+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-bcb-br/bcb-br-mcp#chg-chg_019fae23-a1e1-76e0-928a-c4ef565a87a9"
    },
    {
      "id": "chg_019fae23-a1e1-7130-b73a-8f6de27ca579",
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      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
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      "occurred_on": "2026-07-29",
      "occurred_at": "2026-07-29 13:49:58.602095+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-bcb-br/bcb-br-mcp#chg-chg_019fae23-a1e1-7130-b73a-8f6de27ca579"
    },
    {
      "id": "chg_019fa949-048e-7112-9776-823e928e3c53",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx",
      "subject_child": "",
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      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx"
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      "occurred_on": "2026-07-28",
      "occurred_at": "2026-07-28 15:12:42.625365+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-bcb-br/bcb-br-mcp#chg-chg_019fa949-048e-7112-9776-823e928e3c53"
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    {
      "id": "chg_019fa949-048f-7941-918f-2b92cdbe5bc0",
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      "family": "",
      "subject_kind": "server",
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      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
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      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-07-28",
      "occurred_at": "2026-07-28 15:12:42.625365+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-bcb-br/bcb-br-mcp#chg-chg_019fa949-048f-7941-918f-2b92cdbe5bc0"
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    {
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      "kind": "tool.description_changed",
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      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
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      "occurred_on": "2026-07-28",
      "occurred_at": "2026-07-28 15:12:42.625365+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-bcb-br/bcb-br-mcp#chg-chg_019fa949-048f-718f-a5e8-4c400be7f7ee"
    },
    {
      "id": "chg_019fa949-048e-7c2b-9cf0-f09f70208ef5",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
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      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_grounded"
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      "occurred_on": "2026-07-28",
      "occurred_at": "2026-07-28 15:12:42.625365+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-bcb-br/bcb-br-mcp#chg-chg_019fa949-048e-7c2b-9cf0-f09f70208ef5"
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    {
      "id": "chg_019fa949-048e-772d-9db0-8753f36db814",
      "kind": "tool.description_changed",
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      "subject_kind": "tool",
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      "from_value": null,
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      "materiality": "security",
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      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_beta"
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      "occurred_at": "2026-07-28 15:12:42.625365+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-bcb-br/bcb-br-mcp#chg-chg_019fa949-048e-772d-9db0-8753f36db814"
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    {
      "id": "chg_019fa949-048d-7a8a-8ff9-d0c2b9e4b3f2",
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      "subject_kind": "check",
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      "from_code": "auth.none_destructive_unverified",
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      "to_value": "fail",
      "materiality": "critical",
      "direction": "regression",
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      "detail": {
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      "occurred_at": "2026-07-28 15:12:42.625365+00",
      "observed_since": "2026-07-27",
      "source": "scan",
      "summary": "Authorization (unverified → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-bcb-br/bcb-br-mcp#chg-chg_019fa949-048d-7a8a-8ff9-d0c2b9e4b3f2"
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