{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "pipeworx-io-trefle",
  "component": "trefle-mcp",
  "generated_at": "2026-09-22T04:16:50.469Z",
  "tracking_since": "2026-07-26",
  "counts": {
    "critical": 4,
    "security": 96,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a09403-9035-74f0-bce3-9463199631c5",
      "kind": "check.unverifiable",
      "family": "auth-oauth",
      "subject_kind": "check",
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      "from_code": "auth.rfc9728_invoke",
      "to_code": "auth.none_unlisted",
      "from_value": "pass",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
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      "occurred_at": "2026-09-12 05:07:36.350776+00",
      "observed_since": "2026-09-11",
      "source": "scan",
      "summary": "Authorization (pass → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-trefle/trefle-mcp#chg-chg_01a09403-9035-74f0-bce3-9463199631c5"
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    {
      "id": "chg_01a09403-9036-7c2e-a9e5-7ff73e6a7aac",
      "kind": "check.verdict",
      "family": "stability",
      "subject_kind": "check",
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      "subject_child": "",
      "from_code": "stability.stable",
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      "from_value": "pass",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "days": "30",
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        "removed": "36",
        "auth_transport": "0"
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      "occurred_at": "2026-09-12 05:07:36.350776+00",
      "observed_since": "2026-09-11",
      "source": "scan",
      "summary": "Stability (pass → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-trefle/trefle-mcp#chg-chg_01a09403-9036-7c2e-a9e5-7ff73e6a7aac"
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    {
      "id": "chg_01a09403-9037-72dc-9df9-c240ba1b51fa",
      "kind": "check.unverifiable",
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      "subject_kind": "check",
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      "from_code": "toolsafety.injection_clean",
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      "from_value": "pass",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
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      "detail": {},
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      "occurred_at": "2026-09-12 05:07:36.350776+00",
      "observed_since": "2026-09-11",
      "source": "scan",
      "summary": "Tool safety (pass → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-trefle/trefle-mcp#chg-chg_01a09403-9037-72dc-9df9-c240ba1b51fa"
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    {
      "id": "chg_01a08edc-e7ee-7b07-bd7c-76c5ad75bc2a",
      "kind": "check.reverified",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_unlisted",
      "to_code": "auth.rfc9728_invoke",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
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      "occurred_at": "2026-09-11 05:07:16.985296+00",
      "observed_since": "2026-09-10",
      "source": "scan",
      "summary": "Authorization (unverified → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-trefle/trefle-mcp#chg-chg_01a08edc-e7ee-7b07-bd7c-76c5ad75bc2a"
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    {
      "id": "chg_01a08edc-e7ef-76a7-a31a-f8ebb418ee0f",
      "kind": "check.reverified",
      "family": "tool-safety-injection",
      "subject_kind": "check",
      "subject": "tool-safety-injection",
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      "from_code": "toolsafety.unreachable",
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      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
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      "occurred_at": "2026-09-11 05:07:16.985296+00",
      "observed_since": "2026-09-10",
      "source": "scan",
      "summary": "Injection markers (unverified → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-trefle/trefle-mcp#chg-chg_01a08edc-e7ef-76a7-a31a-f8ebb418ee0f"
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    {
      "id": "chg_01a08edc-e7ef-7ca1-88f0-8e72357cbc41",
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      "from_code": "stability.churn",
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      "from_value": "fail",
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      "materiality": "security",
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      "detail": {},
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      "occurred_at": "2026-09-11 05:07:16.985296+00",
      "observed_since": "2026-09-10",
      "source": "scan",
      "summary": "Stability (fail → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-trefle/trefle-mcp#chg-chg_01a08edc-e7ef-7ca1-88f0-8e72357cbc41"
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    {
      "id": "chg_01a089b6-34bc-7d5f-90fe-9efcf699bc0c",
      "kind": "check.verdict",
      "family": "stability",
      "subject_kind": "check",
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      "from_code": "stability.stable",
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      "from_value": "pass",
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      "materiality": "security",
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      "occurred_at": "2026-09-10 05:06:54.664663+00",
      "observed_since": "2026-09-09",
      "source": "scan",
      "summary": "Stability (pass → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-trefle/trefle-mcp#chg-chg_01a089b6-34bc-7d5f-90fe-9efcf699bc0c"
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    {
      "id": "chg_01a089b6-34bd-7ed8-9801-84d84dd79b59",
      "kind": "check.unverifiable",
      "family": "auth-oauth",
      "subject_kind": "check",
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      "from_code": "auth.none_destructive",
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      "from_value": "fail",
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      "materiality": "security",
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      "occurred_at": "2026-09-10 05:06:54.664663+00",
      "observed_since": "2026-09-09",
      "source": "scan",
      "summary": "Authorization (fail → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-trefle/trefle-mcp#chg-chg_01a089b6-34bd-7ed8-9801-84d84dd79b59"
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    {
      "id": "chg_01a089b6-34be-7531-8815-4b0da412cf05",
      "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",
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      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-10",
      "occurred_at": "2026-09-10 05:06:54.664663+00",
      "observed_since": "2026-09-09",
      "source": "scan",
      "summary": "Tool safety (pass → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-trefle/trefle-mcp#chg-chg_01a089b6-34be-7531-8815-4b0da412cf05"
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    {
      "id": "chg_01a0848f-c2e0-75c0-bdfb-f70f3897814a",
      "kind": "check.reverified",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_unlisted",
      "to_code": "auth.none_destructive",
      "from_value": "unverified",
      "to_value": "fail",
      "materiality": "critical",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "tool": "forget"
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      "occurred_on": "2026-09-09",
      "occurred_at": "2026-09-09 05:06:49.115985+00",
      "observed_since": "2026-09-08",
      "source": "scan",
      "summary": "Authorization (unverified → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-trefle/trefle-mcp#chg-chg_01a0848f-c2e0-75c0-bdfb-f70f3897814a"
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    {
      "id": "chg_01a0848f-c2e2-7585-b0d2-b2886bad9c7b",
      "kind": "check.verdict",
      "family": "transport",
      "subject_kind": "check",
      "subject": "transport",
      "subject_child": "",
      "from_code": "transport.unreachable",
      "to_code": "transport.verified",
      "from_value": "fail",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {
        "transport": "streamable-http"
      },
      "occurred_on": "2026-09-09",
      "occurred_at": "2026-09-09 05:06:49.115985+00",
      "observed_since": "2026-09-08",
      "source": "scan",
      "summary": "Transport (fail → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-trefle/trefle-mcp#chg-chg_01a0848f-c2e2-7585-b0d2-b2886bad9c7b"
    },
    {
      "id": "chg_01a0848f-c2e2-7a6f-ab91-054422ebdbca",
      "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": "2026-09-09",
      "occurred_at": "2026-09-09 05:06:49.115985+00",
      "observed_since": "2026-09-08",
      "source": "scan",
      "summary": "Injection markers (unverified → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-trefle/trefle-mcp#chg-chg_01a0848f-c2e2-7a6f-ab91-054422ebdbca"
    },
    {
      "id": "chg_01a0848f-c2e2-7ef0-9443-b954e53d2b16",
      "kind": "check.reverified",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.insufficient_history",
      "to_code": "stability.stable",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-09",
      "occurred_at": "2026-09-09 05:06:49.115985+00",
      "observed_since": "2026-09-08",
      "source": "scan",
      "summary": "Stability (unverified → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-trefle/trefle-mcp#chg-chg_01a0848f-c2e2-7ef0-9443-b954e53d2b16"
    },
    {
      "id": "chg_01a0848f-c2e4-775d-ad2d-1326c55184ec",
      "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": "2026-09-09",
      "occurred_at": "2026-09-09 05:06:49.115985+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-trefle/trefle-mcp#chg-chg_01a0848f-c2e4-775d-ad2d-1326c55184ec"
    },
    {
      "id": "chg_01a0848f-c2e4-7b18-9395-63791318a6c9",
      "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": "2026-09-09",
      "occurred_at": "2026-09-09 05:06:49.115985+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-trefle/trefle-mcp#chg-chg_01a0848f-c2e4-7b18-9395-63791318a6c9"
    },
    {
      "id": "chg_01a0848f-c2e4-7eeb-9251-dd602da54bb1",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_grounded",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_grounded"
      },
      "occurred_on": "2026-09-09",
      "occurred_at": "2026-09-09 05:06:49.115985+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-trefle/trefle-mcp#chg-chg_01a0848f-c2e4-7eeb-9251-dd602da54bb1"
    },
    {
      "id": "chg_01a0848f-c2e5-73af-ab0c-2beb3930ca59",
      "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": "2026-09-09",
      "occurred_at": "2026-09-09 05:06:49.115985+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-trefle/trefle-mcp#chg-chg_01a0848f-c2e5-73af-ab0c-2beb3930ca59"
    },
    {
      "id": "chg_01a0848f-c2e5-77f9-be8d-9d0cc4574d21",
      "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": "2026-09-09",
      "occurred_at": "2026-09-09 05:06:49.115985+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-trefle/trefle-mcp#chg-chg_01a0848f-c2e5-77f9-be8d-9d0cc4574d21"
    },
    {
      "id": "chg_01a07f6c-02e9-7306-8e8c-8b950974c05b",
      "kind": "check.unverifiable",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.stable",
      "to_code": "stability.insufficient_history",
      "from_value": "pass",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-08",
      "occurred_at": "2026-09-08 05:09:40.061359+00",
      "observed_since": "2026-09-07",
      "source": "scan",
      "summary": "Stability (pass → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-trefle/trefle-mcp#chg-chg_01a07f6c-02e9-7306-8e8c-8b950974c05b"
    },
    {
      "id": "chg_01a07f6c-02ea-7367-91b5-566cd31df484",
      "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": "2026-09-08",
      "occurred_at": "2026-09-08 05:09:40.061359+00",
      "observed_since": "2026-09-07",
      "source": "scan",
      "summary": "Authorization (fail → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-trefle/trefle-mcp#chg-chg_01a07f6c-02ea-7367-91b5-566cd31df484"
    },
    {
      "id": "chg_01a07f6c-02ea-795a-9622-9094cc113b92",
      "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": "2026-09-08",
      "occurred_at": "2026-09-08 05:09:40.061359+00",
      "observed_since": "2026-09-07",
      "source": "scan",
      "summary": "Tool safety (pass → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-trefle/trefle-mcp#chg-chg_01a07f6c-02ea-795a-9622-9094cc113b92"
    },
    {
      "id": "chg_01a07f6c-02ea-7d2d-ba66-604f3eb4d1ac",
      "kind": "check.verdict",
      "family": "transport",
      "subject_kind": "check",
      "subject": "transport",
      "subject_child": "",
      "from_code": "transport.verified",
      "to_code": "transport.unreachable",
      "from_value": "pass",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "transport": "streamable-http"
      },
      "occurred_on": "2026-09-08",
      "occurred_at": "2026-09-08 05:09:40.061359+00",
      "observed_since": "2026-09-07",
      "source": "scan",
      "summary": "Transport (pass → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-trefle/trefle-mcp#chg-chg_01a07f6c-02ea-7d2d-ba66-604f3eb4d1ac"
    },
    {
      "id": "chg_01a07f6c-02eb-7dd0-938b-91ec3d9fd22a",
      "kind": "capture.status_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "capture",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": "verified",
      "to_value": "unreachable",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "to": "unreachable",
        "from": "verified"
      },
      "occurred_on": "2026-09-08",
      "occurred_at": "2026-09-08 05:09:40.061359+00",
      "observed_since": "2026-09-07",
      "source": "scan",
      "summary": "Endpoint reachability (reachable → unreachable)",
      "link": "https://verifymcp.io/servers/pipeworx-io-trefle/trefle-mcp#chg-chg_01a07f6c-02eb-7dd0-938b-91ec3d9fd22a"
    },
    {
      "id": "chg_01a07a45-2b8c-7f0a-8793-46974d901439",
      "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 05:09:08.48282+00",
      "observed_since": "2026-09-06",
      "source": "scan",
      "summary": "Authorization (unverified → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-trefle/trefle-mcp#chg-chg_01a07a45-2b8c-7f0a-8793-46974d901439"
    },
    {
      "id": "chg_01a07a45-2b8e-7011-929e-7576730ddca5",
      "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 05:09:08.48282+00",
      "observed_since": "2026-09-06",
      "source": "scan",
      "summary": "Injection markers (unverified → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-trefle/trefle-mcp#chg-chg_01a07a45-2b8e-7011-929e-7576730ddca5"
    },
    {
      "id": "chg_01a07a45-2b8e-7477-b05c-86b46e5295b5",
      "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 05:09:08.48282+00",
      "observed_since": "2026-09-06",
      "source": "scan",
      "summary": "Stability (fail → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-trefle/trefle-mcp#chg-chg_01a07a45-2b8e-7477-b05c-86b46e5295b5"
    },
    {
      "id": "chg_01a0751b-fcb1-792e-b837-c161e33fcf12",
      "kind": "check.verdict",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.stable",
      "to_code": "stability.churn",
      "from_value": "pass",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "days": "30",
        "added": "0",
        "breaks": "0",
        "removed": "36",
        "auth_transport": "0"
      },
      "occurred_on": "2026-09-06",
      "occurred_at": "2026-09-06 05:06:03.348695+00",
      "observed_since": "2026-09-05",
      "source": "scan",
      "summary": "Stability (pass → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-trefle/trefle-mcp#chg-chg_01a0751b-fcb1-792e-b837-c161e33fcf12"
    },
    {
      "id": "chg_01a0751b-fcb4-77e6-a98e-a141230bb2f8",
      "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 05:06:03.348695+00",
      "observed_since": "2026-09-05",
      "source": "scan",
      "summary": "Authorization (fail → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-trefle/trefle-mcp#chg-chg_01a0751b-fcb4-77e6-a98e-a141230bb2f8"
    },
    {
      "id": "chg_01a0751b-fcb4-7cbc-880a-b850865413cd",
      "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 05:06:03.348695+00",
      "observed_since": "2026-09-05",
      "source": "scan",
      "summary": "Tool safety (pass → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-trefle/trefle-mcp#chg-chg_01a0751b-fcb4-7cbc-880a-b850865413cd"
    },
    {
      "id": "chg_01a06ff5-deab-7bc9-a2f0-591d374f7df2",
      "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 05:06:19.270244+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-trefle/trefle-mcp#chg-chg_01a06ff5-deab-7bc9-a2f0-591d374f7df2"
    },
    {
      "id": "chg_01a06ff5-deae-7a82-97fe-8147771116c9",
      "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 05:06:19.270244+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-trefle/trefle-mcp#chg-chg_01a06ff5-deae-7a82-97fe-8147771116c9"
    },
    {
      "id": "chg_01a06ff5-deaf-7511-b1e6-073093f9c6ef",
      "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 05:06:19.270244+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-trefle/trefle-mcp#chg-chg_01a06ff5-deaf-7511-b1e6-073093f9c6ef"
    },
    {
      "id": "chg_01a06ff5-deaf-7c5c-a428-79768cd27fe4",
      "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 05:06:19.270244+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-trefle/trefle-mcp#chg-chg_01a06ff5-deaf-7c5c-a428-79768cd27fe4"
    },
    {
      "id": "chg_01a06ff5-deb1-7970-ad66-1f9baec9ed3d",
      "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 05:06:19.270244+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-trefle/trefle-mcp#chg-chg_01a06ff5-deb1-7970-ad66-1f9baec9ed3d"
    },
    {
      "id": "chg_01a06acf-6ee5-7101-9ead-1a6df884231a",
      "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": "2026-09-04",
      "occurred_at": "2026-09-04 05:06:14.282102+00",
      "observed_since": "2026-09-03",
      "source": "scan",
      "summary": "Authorization (pass → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-trefle/trefle-mcp#chg-chg_01a06acf-6ee5-7101-9ead-1a6df884231a"
    },
    {
      "id": "chg_01a06acf-6ee6-70ce-97ca-01104158782f",
      "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 05:06:14.282102+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-trefle/trefle-mcp#chg-chg_01a06acf-6ee6-70ce-97ca-01104158782f"
    },
    {
      "id": "chg_01a06acf-6ee6-779d-b767-745ad8184cc0",
      "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 05:06:14.282102+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-trefle/trefle-mcp#chg-chg_01a06acf-6ee6-779d-b767-745ad8184cc0"
    },
    {
      "id": "chg_01a06acf-6ee6-7e00-add5-3db7245e5304",
      "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 05:06:14.282102+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-trefle/trefle-mcp#chg-chg_01a06acf-6ee6-7e00-add5-3db7245e5304"
    },
    {
      "id": "chg_01a06acf-6ee7-7278-9ba4-b5d9e9201bea",
      "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 05:06:14.282102+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-trefle/trefle-mcp#chg-chg_01a06acf-6ee7-7278-9ba4-b5d9e9201bea"
    },
    {
      "id": "chg_01a06acf-6ee7-7c38-b599-fb299853c5a7",
      "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 05:06:14.282102+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-trefle/trefle-mcp#chg-chg_01a06acf-6ee7-7c38-b599-fb299853c5a7"
    },
    {
      "id": "chg_01a06acf-6ee9-7742-b0ea-3fcf057af112",
      "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 05:06:14.282102+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-trefle/trefle-mcp#chg-chg_01a06acf-6ee9-7742-b0ea-3fcf057af112"
    },
    {
      "id": "chg_01a065a8-f64d-7ae4-bada-7a68405f0e02",
      "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 05:06:06.936825+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-trefle/trefle-mcp#chg-chg_01a065a8-f64d-7ae4-bada-7a68405f0e02"
    },
    {
      "id": "chg_01a065a8-f64e-7a38-bfcc-a9616a4a8bef",
      "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 05:06:06.936825+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-trefle/trefle-mcp#chg-chg_01a065a8-f64e-7a38-bfcc-a9616a4a8bef"
    },
    {
      "id": "chg_01a065a8-f64f-74e0-8411-82df433fbf33",
      "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 05:06:06.936825+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-trefle/trefle-mcp#chg-chg_01a065a8-f64f-74e0-8411-82df433fbf33"
    },
    {
      "id": "chg_01a065a8-f64f-79db-ac87-9ba9e771b645",
      "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 05:06:06.936825+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-trefle/trefle-mcp#chg-chg_01a065a8-f64f-79db-ac87-9ba9e771b645"
    },
    {
      "id": "chg_01a065a8-f650-705e-ad9c-619495d7b710",
      "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 05:06:06.936825+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-trefle/trefle-mcp#chg-chg_01a065a8-f650-705e-ad9c-619495d7b710"
    },
    {
      "id": "chg_01a065a8-f650-7526-bf73-07efa397ed30",
      "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 05:06:06.936825+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-trefle/trefle-mcp#chg-chg_01a065a8-f650-7526-bf73-07efa397ed30"
    },
    {
      "id": "chg_01a06082-b8cf-7bd5-9eb8-32fbd7b499d5",
      "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 05:06:14.742222+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-trefle/trefle-mcp#chg-chg_01a06082-b8cf-7bd5-9eb8-32fbd7b499d5"
    },
    {
      "id": "chg_01a06082-b8d0-7998-a50c-f62b88b5147b",
      "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 05:06:14.742222+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-trefle/trefle-mcp#chg-chg_01a06082-b8d0-7998-a50c-f62b88b5147b"
    },
    {
      "id": "chg_01a06082-b8d1-7336-bfb2-37ae75a0e879",
      "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 05:06:14.742222+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-trefle/trefle-mcp#chg-chg_01a06082-b8d1-7336-bfb2-37ae75a0e879"
    },
    {
      "id": "chg_01a06082-b8d1-79bf-b792-69de122f2484",
      "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 05:06:14.742222+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-trefle/trefle-mcp#chg-chg_01a06082-b8d1-79bf-b792-69de122f2484"
    },
    {
      "id": "chg_01a06082-b8d1-7e70-afd7-a9ad84c06834",
      "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 05:06:14.742222+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-trefle/trefle-mcp#chg-chg_01a06082-b8d1-7e70-afd7-a9ad84c06834"
    },
    {
      "id": "chg_01a06082-b8d2-7879-9256-e0b25b1b7756",
      "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 05:06:14.742222+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-trefle/trefle-mcp#chg-chg_01a06082-b8d2-7879-9256-e0b25b1b7756"
    },
    {
      "id": "chg_01a05b5c-5788-728a-ab25-aa2f52be637f",
      "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 05:06:13.458887+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-trefle/trefle-mcp#chg-chg_01a05b5c-5788-728a-ab25-aa2f52be637f"
    },
    {
      "id": "chg_01a05b5c-578a-74e1-9fd5-19d15d367e53",
      "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 05:06:13.458887+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-trefle/trefle-mcp#chg-chg_01a05b5c-578a-74e1-9fd5-19d15d367e53"
    },
    {
      "id": "chg_01a05b5c-578a-7b11-a64a-2ab16a43a817",
      "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 05:06:13.458887+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-trefle/trefle-mcp#chg-chg_01a05b5c-578a-7b11-a64a-2ab16a43a817"
    },
    {
      "id": "chg_01a05b5c-578b-71ae-8cf2-d5ec20214f10",
      "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 05:06:13.458887+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-trefle/trefle-mcp#chg-chg_01a05b5c-578b-71ae-8cf2-d5ec20214f10"
    },
    {
      "id": "chg_01a05b5c-578b-7d29-9eb3-fa0ad9f301a9",
      "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 05:06:13.458887+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-trefle/trefle-mcp#chg-chg_01a05b5c-578b-7d29-9eb3-fa0ad9f301a9"
    },
    {
      "id": "chg_01a05635-f90c-7d71-9325-cb3a21bfbcc4",
      "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 05:06:12.725739+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-trefle/trefle-mcp#chg-chg_01a05635-f90c-7d71-9325-cb3a21bfbcc4"
    },
    {
      "id": "chg_01a05635-f90d-7948-a443-53fe3618e3f1",
      "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 05:06:12.725739+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-trefle/trefle-mcp#chg-chg_01a05635-f90d-7948-a443-53fe3618e3f1"
    },
    {
      "id": "chg_01a05635-f90d-7e17-a8ab-c4cb5f3993d5",
      "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 05:06:12.725739+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-trefle/trefle-mcp#chg-chg_01a05635-f90d-7e17-a8ab-c4cb5f3993d5"
    },
    {
      "id": "chg_01a05635-f910-7541-a584-094661e3b5e3",
      "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 05:06:12.725739+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-trefle/trefle-mcp#chg-chg_01a05635-f910-7541-a584-094661e3b5e3"
    },
    {
      "id": "chg_01a05635-f910-7e16-902a-1f6b1de949ce",
      "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 05:06:12.725739+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-trefle/trefle-mcp#chg-chg_01a05635-f910-7e16-902a-1f6b1de949ce"
    },
    {
      "id": "chg_01a05635-f911-7900-accf-8347b99eabc3",
      "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 05:06:12.725739+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-trefle/trefle-mcp#chg-chg_01a05635-f911-7900-accf-8347b99eabc3"
    },
    {
      "id": "chg_01a0510f-9ba4-7b8d-b990-af363b2383be",
      "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 05:06:12.417669+00",
      "observed_since": "2026-08-29",
      "source": "scan",
      "summary": "Authorization (fail → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-trefle/trefle-mcp#chg-chg_01a0510f-9ba4-7b8d-b990-af363b2383be"
    },
    {
      "id": "chg_01a0510f-9ba5-7a88-b201-df7e7d33639c",
      "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 05:06:12.417669+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-trefle/trefle-mcp#chg-chg_01a0510f-9ba5-7a88-b201-df7e7d33639c"
    },
    {
      "id": "chg_01a0510f-9ba6-74e3-8e8b-74e5e48afc6b",
      "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 05:06:12.417669+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-trefle/trefle-mcp#chg-chg_01a0510f-9ba6-74e3-8e8b-74e5e48afc6b"
    },
    {
      "id": "chg_01a0510f-9ba6-7902-bd1f-fa97d2e6887a",
      "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 05:06:12.417669+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-trefle/trefle-mcp#chg-chg_01a0510f-9ba6-7902-bd1f-fa97d2e6887a"
    },
    {
      "id": "chg_01a0510f-9ba6-7c8e-9651-10815fe1b6c8",
      "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 05:06:12.417669+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-trefle/trefle-mcp#chg-chg_01a0510f-9ba6-7c8e-9651-10815fe1b6c8"
    },
    {
      "id": "chg_01a0510f-9ba7-70d9-89af-b3d60ccc02a9",
      "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 05:06:12.417669+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-trefle/trefle-mcp#chg-chg_01a0510f-9ba7-70d9-89af-b3d60ccc02a9"
    },
    {
      "id": "chg_01a04be9-3bdb-727f-88b4-f1bcc2b8778c",
      "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": "2026-08-29",
      "occurred_at": "2026-08-29 05:06:11.446213+00",
      "observed_since": "2026-08-28",
      "source": "scan",
      "summary": "Authorization (pass → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-trefle/trefle-mcp#chg-chg_01a04be9-3bdb-727f-88b4-f1bcc2b8778c"
    },
    {
      "id": "chg_01a04be9-3bdc-7cdc-960b-168d90b04105",
      "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 05:06:11.446213+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-trefle/trefle-mcp#chg-chg_01a04be9-3bdc-7cdc-960b-168d90b04105"
    },
    {
      "id": "chg_01a04be9-3bdd-73bd-8118-22f3db3bdf05",
      "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 05:06:11.446213+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-trefle/trefle-mcp#chg-chg_01a04be9-3bdd-73bd-8118-22f3db3bdf05"
    },
    {
      "id": "chg_01a04be9-3bdd-7947-b686-3d0b4679c271",
      "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 05:06:11.446213+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-trefle/trefle-mcp#chg-chg_01a04be9-3bdd-7947-b686-3d0b4679c271"
    },
    {
      "id": "chg_01a04be9-3bde-7086-9567-4dad8c4c5e1f",
      "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 05:06:11.446213+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-trefle/trefle-mcp#chg-chg_01a04be9-3bde-7086-9567-4dad8c4c5e1f"
    },
    {
      "id": "chg_01a04be9-3bde-78a7-b3da-8d315e3563d9",
      "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 05:06:11.446213+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-trefle/trefle-mcp#chg-chg_01a04be9-3bde-78a7-b3da-8d315e3563d9"
    },
    {
      "id": "chg_01a0419c-791a-7bd7-a403-b4008ab5d31b",
      "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 05:06:08.735627+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-trefle/trefle-mcp#chg-chg_01a0419c-791a-7bd7-a403-b4008ab5d31b"
    },
    {
      "id": "chg_01a0419c-791b-7a58-86ff-40a2adef21ae",
      "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 05:06:08.735627+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-trefle/trefle-mcp#chg-chg_01a0419c-791b-7a58-86ff-40a2adef21ae"
    },
    {
      "id": "chg_01a0419c-791c-70c6-b9a0-3c261ea82ee4",
      "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 05:06:08.735627+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-trefle/trefle-mcp#chg-chg_01a0419c-791c-70c6-b9a0-3c261ea82ee4"
    },
    {
      "id": "chg_01a0419c-791c-76b1-9e37-8a0d2e33abeb",
      "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 05:06:08.735627+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-trefle/trefle-mcp#chg-chg_01a0419c-791c-76b1-9e37-8a0d2e33abeb"
    },
    {
      "id": "chg_01a0419c-791c-7b5b-89da-76a0bef80f26",
      "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 05:06:08.735627+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-trefle/trefle-mcp#chg-chg_01a0419c-791c-7b5b-89da-76a0bef80f26"
    },
    {
      "id": "chg_01a03750-1f60-78e8-b06b-85517cc43cad",
      "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 05:06:32.784902+00",
      "observed_since": "2026-08-24",
      "source": "scan",
      "summary": "Stability (0.97 → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-trefle/trefle-mcp#chg-chg_01a03750-1f60-78e8-b06b-85517cc43cad"
    },
    {
      "id": "chg_01a02d03-2e9e-7c31-b68a-050f609e38d0",
      "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": "2026-08-23",
      "occurred_at": "2026-08-23 05:06:18.315171+00",
      "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-trefle/trefle-mcp#chg-chg_01a02d03-2e9e-7c31-b68a-050f609e38d0"
    },
    {
      "id": "chg_01a02d03-2e9f-78be-9f42-a395d77a197f",
      "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": "2026-08-23",
      "occurred_at": "2026-08-23 05:06:18.315171+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-trefle/trefle-mcp#chg-chg_01a02d03-2e9f-78be-9f42-a395d77a197f"
    },
    {
      "id": "chg_01a02d03-2e9f-7eaf-9f1d-14cdf1100592",
      "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": "2026-08-23",
      "occurred_at": "2026-08-23 05:06:18.315171+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-trefle/trefle-mcp#chg-chg_01a02d03-2e9f-7eaf-9f1d-14cdf1100592"
    },
    {
      "id": "chg_01a02d03-2ea0-7584-9e95-9fdef263537a",
      "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": "2026-08-23",
      "occurred_at": "2026-08-23 05:06:18.315171+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-trefle/trefle-mcp#chg-chg_01a02d03-2ea0-7584-9e95-9fdef263537a"
    },
    {
      "id": "chg_01a02d03-2ea0-7a8e-9972-7cbeb4279898",
      "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": "2026-08-23",
      "occurred_at": "2026-08-23 05:06:18.315171+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-trefle/trefle-mcp#chg-chg_01a02d03-2ea0-7a8e-9972-7cbeb4279898"
    },
    {
      "id": "chg_01a027dc-b2f4-7010-bdb9-53b6a2f6acd4",
      "kind": "check.reverified",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_destructive_unverified",
      "to_code": "auth.rfc9728_invoke",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-22",
      "occurred_at": "2026-08-22 05:06:10.166907+00",
      "observed_since": "2026-08-21",
      "source": "scan",
      "summary": "Authorization (unverified → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-trefle/trefle-mcp#chg-chg_01a027dc-b2f4-7010-bdb9-53b6a2f6acd4"
    },
    {
      "id": "chg_01a027dc-b2f4-7a07-9ad2-4bc120352627",
      "kind": "check.appeared",
      "family": "auth-registration",
      "subject_kind": "check",
      "subject": "auth-registration",
      "subject_child": "",
      "from_code": null,
      "to_code": "auth.registration_cimd",
      "from_value": null,
      "to_value": "pass",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-22",
      "occurred_at": "2026-08-22 05:06:10.166907+00",
      "observed_since": "2026-08-21",
      "source": "scan",
      "summary": "First check of Authorization (pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-trefle/trefle-mcp#chg-chg_01a027dc-b2f4-7a07-9ad2-4bc120352627"
    },
    {
      "id": "chg_01a027dc-b2f4-7ef6-b45a-2eae0536f3ff",
      "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": "2026-08-22",
      "occurred_at": "2026-08-22 05:06:10.166907+00",
      "observed_since": "2026-08-21",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-trefle/trefle-mcp#chg-chg_01a027dc-b2f4-7ef6-b45a-2eae0536f3ff"
    },
    {
      "id": "chg_01a027dc-b2f5-74fb-8393-32e981a24cf5",
      "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": "2026-08-22",
      "occurred_at": "2026-08-22 05:06:10.166907+00",
      "observed_since": "2026-08-21",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-trefle/trefle-mcp#chg-chg_01a027dc-b2f5-74fb-8393-32e981a24cf5"
    },
    {
      "id": "chg_01a027dc-b2f5-79a0-b1f8-80c65241ec7a",
      "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": "2026-08-22",
      "occurred_at": "2026-08-22 05:06:10.166907+00",
      "observed_since": "2026-08-21",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-trefle/trefle-mcp#chg-chg_01a027dc-b2f5-79a0-b1f8-80c65241ec7a"
    },
    {
      "id": "chg_01a027dc-b2f5-7e0f-b2bb-9ad3b15d2639",
      "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": "2026-08-22",
      "occurred_at": "2026-08-22 05:06:10.166907+00",
      "observed_since": "2026-08-21",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-trefle/trefle-mcp#chg-chg_01a027dc-b2f5-7e0f-b2bb-9ad3b15d2639"
    },
    {
      "id": "chg_01a027dc-b2f6-732c-89d5-65184daf4510",
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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": "2026-08-22",
      "occurred_at": "2026-08-22 05:06:10.166907+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-trefle/trefle-mcp#chg-chg_01a027dc-b2f6-732c-89d5-65184daf4510"
    },
    {
      "id": "chg_01a022b6-5160-76c7-9d12-e00e36b9a81a",
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      "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_at": "2026-08-21 05:06:08.774411+00",
      "observed_since": "2026-08-20",
      "source": "scan",
      "summary": "Authorization (fail → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-trefle/trefle-mcp#chg-chg_01a022b6-5160-76c7-9d12-e00e36b9a81a"
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    {
      "id": "chg_01a022b6-5161-7ccb-9370-502744ccfcf7",
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      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
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      "occurred_on": "2026-08-21",
      "occurred_at": "2026-08-21 05:06:08.774411+00",
      "observed_since": "2026-08-20",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-trefle/trefle-mcp#chg-chg_01a022b6-5161-7ccb-9370-502744ccfcf7"
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    {
      "id": "chg_01a022b6-5162-7243-8134-e1906a402e0b",
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      "to_value": null,
      "materiality": "security",
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      "detail": {
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      "occurred_on": "2026-08-21",
      "occurred_at": "2026-08-21 05:06:08.774411+00",
      "observed_since": "2026-08-20",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-trefle/trefle-mcp#chg-chg_01a022b6-5162-7243-8134-e1906a402e0b"
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    {
      "id": "chg_01a022b6-5162-77bd-882c-ad8ca852367b",
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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": "2026-08-21",
      "occurred_at": "2026-08-21 05:06:08.774411+00",
      "observed_since": "2026-08-20",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-trefle/trefle-mcp#chg-chg_01a022b6-5162-77bd-882c-ad8ca852367b"
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    {
      "id": "chg_01a022b6-5162-7c8d-8bdd-47c422ad6793",
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      "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": {
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      "occurred_at": "2026-08-21 05:06:08.774411+00",
      "observed_since": "2026-08-20",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-trefle/trefle-mcp#chg-chg_01a022b6-5162-7c8d-8bdd-47c422ad6793"
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    {
      "id": "chg_01a022b6-5163-7276-acae-78a9305a3b5a",
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      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
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      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-21",
      "occurred_at": "2026-08-21 05:06:08.774411+00",
      "observed_since": "2026-08-20",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-trefle/trefle-mcp#chg-chg_01a022b6-5163-7276-acae-78a9305a3b5a"
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