{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "pipeworx-io-outlook-calendar",
  "component": "outlook-calendar-mcp",
  "generated_at": "2026-09-21T02:29:43.118Z",
  "tracking_since": "2026-07-26",
  "counts": {
    "critical": 5,
    "security": 95,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a09a41-0c9e-763d-818f-e90e18314229",
      "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": "31",
        "auth_transport": "0"
      },
      "occurred_on": "2026-09-13",
      "occurred_at": "2026-09-13 10:12:29.157747+00",
      "observed_since": "2026-09-12",
      "source": "scan",
      "summary": "Stability (pass → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-outlook-calendar/outlook-calendar-mcp#chg-chg_01a09a41-0c9e-763d-818f-e90e18314229"
    },
    {
      "id": "chg_01a09a41-0c9f-7c5f-97c9-1ea531fa63ae",
      "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": "2026-09-13",
      "occurred_at": "2026-09-13 10:12:29.157747+00",
      "observed_since": "2026-09-12",
      "source": "scan",
      "summary": "Authorization (fail → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-outlook-calendar/outlook-calendar-mcp#chg-chg_01a09a41-0c9f-7c5f-97c9-1ea531fa63ae"
    },
    {
      "id": "chg_01a09a41-0ca0-7295-9042-af0b6f4b3a07",
      "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": "2026-09-13",
      "occurred_at": "2026-09-13 10:12:29.157747+00",
      "observed_since": "2026-09-12",
      "source": "scan",
      "summary": "Tool safety (pass → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-outlook-calendar/outlook-calendar-mcp#chg-chg_01a09a41-0ca0-7295-9042-af0b6f4b3a07"
    },
    {
      "id": "chg_01a0951b-6a6f-74be-94f9-71a00580db38",
      "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": "2026-09-12",
      "occurred_at": "2026-09-12 10:13:16.947777+00",
      "observed_since": "2026-09-11",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-outlook-calendar/outlook-calendar-mcp#chg-chg_01a0951b-6a6f-74be-94f9-71a00580db38"
    },
    {
      "id": "chg_01a0951b-6a70-7bf9-a5bb-e8f1c1f15562",
      "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": "2026-09-12",
      "occurred_at": "2026-09-12 10:13:16.947777+00",
      "observed_since": "2026-09-11",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-outlook-calendar/outlook-calendar-mcp#chg-chg_01a0951b-6a70-7bf9-a5bb-e8f1c1f15562"
    },
    {
      "id": "chg_01a0951b-6a71-7beb-a038-20f4215cf7dd",
      "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": "2026-09-12",
      "occurred_at": "2026-09-12 10:13:16.947777+00",
      "observed_since": "2026-09-11",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-outlook-calendar/outlook-calendar-mcp#chg-chg_01a0951b-6a71-7beb-a038-20f4215cf7dd"
    },
    {
      "id": "chg_01a0951b-6a72-7170-9116-0e9d4cbe3fda",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "bet_research",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "bet_research"
      },
      "occurred_on": "2026-09-12",
      "occurred_at": "2026-09-12 10:13:16.947777+00",
      "observed_since": "2026-09-11",
      "source": "scan",
      "summary": "Tool “bet_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-outlook-calendar/outlook-calendar-mcp#chg-chg_01a0951b-6a72-7170-9116-0e9d4cbe3fda"
    },
    {
      "id": "chg_01a0951b-6a72-7c0e-b947-fba7d22ecd10",
      "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": "2026-09-12",
      "occurred_at": "2026-09-12 10:13:16.947777+00",
      "observed_since": "2026-09-11",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-outlook-calendar/outlook-calendar-mcp#chg-chg_01a0951b-6a72-7c0e-b947-fba7d22ecd10"
    },
    {
      "id": "chg_01a0951b-6a73-7205-aa21-010f39d6cfd5",
      "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": "2026-09-12",
      "occurred_at": "2026-09-12 10:13:16.947777+00",
      "observed_since": "2026-09-11",
      "source": "scan",
      "summary": "Tool “polymarket_kalshi_spread” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-outlook-calendar/outlook-calendar-mcp#chg-chg_01a0951b-6a73-7205-aa21-010f39d6cfd5"
    },
    {
      "id": "chg_01a0951b-6a73-7c0f-81b7-8da3faa89c83",
      "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": "2026-09-12",
      "occurred_at": "2026-09-12 10:13:16.947777+00",
      "observed_since": "2026-09-11",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-outlook-calendar/outlook-calendar-mcp#chg-chg_01a0951b-6a73-7c0f-81b7-8da3faa89c83"
    },
    {
      "id": "chg_01a08fed-1dac-79c9-9da7-ce29a979ec9e",
      "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": "2026-09-11",
      "occurred_at": "2026-09-11 10:04:35.892213+00",
      "observed_since": "2026-09-10",
      "source": "scan",
      "summary": "Authorization (unverified → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-outlook-calendar/outlook-calendar-mcp#chg-chg_01a08fed-1dac-79c9-9da7-ce29a979ec9e"
    },
    {
      "id": "chg_01a08fed-1daf-7dc3-a274-d7c7832bd43a",
      "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": "2026-09-11",
      "occurred_at": "2026-09-11 10:04:35.892213+00",
      "observed_since": "2026-09-10",
      "source": "scan",
      "summary": "Injection markers (unverified → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-outlook-calendar/outlook-calendar-mcp#chg-chg_01a08fed-1daf-7dc3-a274-d7c7832bd43a"
    },
    {
      "id": "chg_01a08fed-1db0-7c69-9fe4-b2b616686b90",
      "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": "2026-09-11",
      "occurred_at": "2026-09-11 10:04:35.892213+00",
      "observed_since": "2026-09-10",
      "source": "scan",
      "summary": "Stability (fail → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-outlook-calendar/outlook-calendar-mcp#chg-chg_01a08fed-1db0-7c69-9fe4-b2b616686b90"
    },
    {
      "id": "chg_01a08ac6-8d80-769f-b896-1dabad3cf412",
      "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": "31",
        "auth_transport": "0"
      },
      "occurred_on": "2026-09-10",
      "occurred_at": "2026-09-10 10:04:22.921518+00",
      "observed_since": "2026-09-09",
      "source": "scan",
      "summary": "Stability (pass → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-outlook-calendar/outlook-calendar-mcp#chg-chg_01a08ac6-8d80-769f-b896-1dabad3cf412"
    },
    {
      "id": "chg_01a08ac6-8d82-7aa4-ad6d-01710ab46d7e",
      "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": "2026-09-10",
      "occurred_at": "2026-09-10 10:04:22.921518+00",
      "observed_since": "2026-09-09",
      "source": "scan",
      "summary": "Authorization (fail → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-outlook-calendar/outlook-calendar-mcp#chg-chg_01a08ac6-8d82-7aa4-ad6d-01710ab46d7e"
    },
    {
      "id": "chg_01a08ac6-8d83-726b-8a2a-ba5c6c506ae7",
      "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": "2026-09-10",
      "occurred_at": "2026-09-10 10:04:22.921518+00",
      "observed_since": "2026-09-09",
      "source": "scan",
      "summary": "Tool safety (pass → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-outlook-calendar/outlook-calendar-mcp#chg-chg_01a08ac6-8d83-726b-8a2a-ba5c6c506ae7"
    },
    {
      "id": "chg_01a0807c-3744-711a-8f85-edfecfe65fe6",
      "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": "2026-09-08",
      "occurred_at": "2026-09-08 10:06:59.111063+00",
      "observed_since": "2026-09-07",
      "source": "scan",
      "summary": "Authorization (unverified → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-outlook-calendar/outlook-calendar-mcp#chg-chg_01a0807c-3744-711a-8f85-edfecfe65fe6"
    },
    {
      "id": "chg_01a0807c-3745-76f5-85e0-f7f32b7527d5",
      "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": "2026-09-08",
      "occurred_at": "2026-09-08 10:06:59.111063+00",
      "observed_since": "2026-09-07",
      "source": "scan",
      "summary": "Injection markers (unverified → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-outlook-calendar/outlook-calendar-mcp#chg-chg_01a0807c-3745-76f5-85e0-f7f32b7527d5"
    },
    {
      "id": "chg_01a0807c-3746-713d-b070-d457e07f99f1",
      "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": "2026-09-08",
      "occurred_at": "2026-09-08 10:06:59.111063+00",
      "observed_since": "2026-09-07",
      "source": "scan",
      "summary": "Stability (unverified → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-outlook-calendar/outlook-calendar-mcp#chg-chg_01a0807c-3746-713d-b070-d457e07f99f1"
    },
    {
      "id": "chg_01a0807c-3747-7916-be51-9ebd7c190aa6",
      "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": "2026-09-08",
      "occurred_at": "2026-09-08 10:06:59.111063+00",
      "observed_since": "2026-09-06",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-outlook-calendar/outlook-calendar-mcp#chg-chg_01a0807c-3747-7916-be51-9ebd7c190aa6"
    },
    {
      "id": "chg_01a0807c-3747-7e2d-b050-ced4213b6a12",
      "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": "2026-09-08",
      "occurred_at": "2026-09-08 10:06:59.111063+00",
      "observed_since": "2026-09-06",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-outlook-calendar/outlook-calendar-mcp#chg-chg_01a0807c-3747-7e2d-b050-ced4213b6a12"
    },
    {
      "id": "chg_01a0807c-3748-75a0-86c3-afc13261f58c",
      "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": "2026-09-08",
      "occurred_at": "2026-09-08 10:06:59.111063+00",
      "observed_since": "2026-09-06",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-outlook-calendar/outlook-calendar-mcp#chg-chg_01a0807c-3748-75a0-86c3-afc13261f58c"
    },
    {
      "id": "chg_01a0807c-3748-7a31-a9a9-4a3b9084e6ed",
      "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": "2026-09-08",
      "occurred_at": "2026-09-08 10:06:59.111063+00",
      "observed_since": "2026-09-06",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-outlook-calendar/outlook-calendar-mcp#chg-chg_01a0807c-3748-7a31-a9a9-4a3b9084e6ed"
    },
    {
      "id": "chg_01a0807c-3748-7e5e-b7a4-0280882b1db0",
      "kind": "server.instructions_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "instructions",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-08",
      "occurred_at": "2026-09-08 10:06:59.111063+00",
      "observed_since": "2026-09-06",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-outlook-calendar/outlook-calendar-mcp#chg-chg_01a0807c-3748-7e5e-b7a4-0280882b1db0"
    },
    {
      "id": "chg_01a07b55-1196-7722-883c-422c8f101929",
      "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": "2026-09-07",
      "occurred_at": "2026-09-07 10:06:07.494346+00",
      "observed_since": "2026-09-06",
      "source": "scan",
      "summary": "Stability (pass → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-outlook-calendar/outlook-calendar-mcp#chg-chg_01a07b55-1196-7722-883c-422c8f101929"
    },
    {
      "id": "chg_01a07b55-1197-79ee-bddf-99801502b646",
      "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": "2026-09-07",
      "occurred_at": "2026-09-07 10:06:07.494346+00",
      "observed_since": "2026-09-06",
      "source": "scan",
      "summary": "Authorization (fail → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-outlook-calendar/outlook-calendar-mcp#chg-chg_01a07b55-1197-79ee-bddf-99801502b646"
    },
    {
      "id": "chg_01a07b55-1197-7e69-97b9-84228649777c",
      "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": "2026-09-07",
      "occurred_at": "2026-09-07 10:06:07.494346+00",
      "observed_since": "2026-09-06",
      "source": "scan",
      "summary": "Tool safety (pass → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-outlook-calendar/outlook-calendar-mcp#chg-chg_01a07b55-1197-7e69-97b9-84228649777c"
    },
    {
      "id": "chg_01a07b55-1199-753e-b32c-06a8ad67e908",
      "kind": "capture.status_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "capture",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": "verified",
      "to_value": "not_mcp",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "to": "not_mcp",
        "from": "verified"
      },
      "occurred_on": "2026-09-07",
      "occurred_at": "2026-09-07 10:06:07.494346+00",
      "observed_since": "2026-09-06",
      "source": "scan",
      "summary": "Endpoint reachability (reachable → not serving MCP)",
      "link": "https://verifymcp.io/servers/pipeworx-io-outlook-calendar/outlook-calendar-mcp#chg-chg_01a07b55-1199-753e-b32c-06a8ad67e908"
    },
    {
      "id": "chg_01a0762d-8e91-77e8-8bdc-43ba233b7534",
      "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": "2026-09-06",
      "occurred_at": "2026-09-06 10:04:51.88614+00",
      "observed_since": "2026-09-05",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-outlook-calendar/outlook-calendar-mcp#chg-chg_01a0762d-8e91-77e8-8bdc-43ba233b7534"
    },
    {
      "id": "chg_01a0762d-8e98-7ba3-9af7-8ecf9b4720d0",
      "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": "2026-09-06",
      "occurred_at": "2026-09-06 10:04:51.88614+00",
      "observed_since": "2026-09-05",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-outlook-calendar/outlook-calendar-mcp#chg-chg_01a0762d-8e98-7ba3-9af7-8ecf9b4720d0"
    },
    {
      "id": "chg_01a0762d-8e9b-7943-9ee4-0cdf60ec0af8",
      "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": "2026-09-06",
      "occurred_at": "2026-09-06 10:04:51.88614+00",
      "observed_since": "2026-09-05",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-outlook-calendar/outlook-calendar-mcp#chg-chg_01a0762d-8e9b-7943-9ee4-0cdf60ec0af8"
    },
    {
      "id": "chg_01a0762d-8e9d-77b9-be85-0ab0c92e1d87",
      "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": "2026-09-06",
      "occurred_at": "2026-09-06 10:04:51.88614+00",
      "observed_since": "2026-09-05",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-outlook-calendar/outlook-calendar-mcp#chg-chg_01a0762d-8e9d-77b9-be85-0ab0c92e1d87"
    },
    {
      "id": "chg_01a0762d-8e9d-7e11-9a17-32791b966fab",
      "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": "2026-09-06",
      "occurred_at": "2026-09-06 10:04:51.88614+00",
      "observed_since": "2026-09-05",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-outlook-calendar/outlook-calendar-mcp#chg-chg_01a0762d-8e9d-7e11-9a17-32791b966fab"
    },
    {
      "id": "chg_01a07107-a8c3-7464-9f69-b9c7a3c5ca40",
      "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 10:05:21.432309+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-outlook-calendar/outlook-calendar-mcp#chg-chg_01a07107-a8c3-7464-9f69-b9c7a3c5ca40"
    },
    {
      "id": "chg_01a07107-a8c4-7561-992d-3cf639aa064a",
      "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 10:05:21.432309+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-outlook-calendar/outlook-calendar-mcp#chg-chg_01a07107-a8c4-7561-992d-3cf639aa064a"
    },
    {
      "id": "chg_01a07107-a8c4-7a54-95a3-cb0003f9e844",
      "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 10:05:21.432309+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-outlook-calendar/outlook-calendar-mcp#chg-chg_01a07107-a8c4-7a54-95a3-cb0003f9e844"
    },
    {
      "id": "chg_01a07107-a8c4-7e88-b04c-f1e864102df5",
      "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 10:05:21.432309+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-outlook-calendar/outlook-calendar-mcp#chg-chg_01a07107-a8c4-7e88-b04c-f1e864102df5"
    },
    {
      "id": "chg_01a07107-a8c5-737e-89d3-a2f416319164",
      "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 10:05:21.432309+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-outlook-calendar/outlook-calendar-mcp#chg-chg_01a07107-a8c5-737e-89d3-a2f416319164"
    },
    {
      "id": "chg_01a06be1-e552-73a0-bb99-f32e164bd2ee",
      "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 10:06:01.291578+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-outlook-calendar/outlook-calendar-mcp#chg-chg_01a06be1-e552-73a0-bb99-f32e164bd2ee"
    },
    {
      "id": "chg_01a06be1-e558-730e-8aab-72b691ac14eb",
      "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 10:06:01.291578+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-outlook-calendar/outlook-calendar-mcp#chg-chg_01a06be1-e558-730e-8aab-72b691ac14eb"
    },
    {
      "id": "chg_01a06be1-e558-7a03-b8ff-3f616c6b3c05",
      "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 10:06:01.291578+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-outlook-calendar/outlook-calendar-mcp#chg-chg_01a06be1-e558-7a03-b8ff-3f616c6b3c05"
    },
    {
      "id": "chg_01a06be1-e559-7232-9870-25ee42d19b58",
      "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 10:06:01.291578+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-outlook-calendar/outlook-calendar-mcp#chg-chg_01a06be1-e559-7232-9870-25ee42d19b58"
    },
    {
      "id": "chg_01a06be1-e55a-7a71-97c6-25c5d1eee97f",
      "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 10:06:01.291578+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-outlook-calendar/outlook-calendar-mcp#chg-chg_01a06be1-e55a-7a71-97c6-25c5d1eee97f"
    },
    {
      "id": "chg_01a06be1-e55b-7e10-810d-75aa306abbf9",
      "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 10:06:01.291578+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-outlook-calendar/outlook-calendar-mcp#chg-chg_01a06be1-e55b-7e10-810d-75aa306abbf9"
    },
    {
      "id": "chg_01a066bc-31b9-7eef-b276-a82eb6c361a0",
      "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": "2026-09-03",
      "occurred_at": "2026-09-03 10:06:44.592289+00",
      "observed_since": "2026-09-02",
      "source": "scan",
      "summary": "Authorization (pass → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-outlook-calendar/outlook-calendar-mcp#chg-chg_01a066bc-31b9-7eef-b276-a82eb6c361a0"
    },
    {
      "id": "chg_01a066bc-31bb-705a-ac72-3fcd4b1d8bb8",
      "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 10:06:44.592289+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-outlook-calendar/outlook-calendar-mcp#chg-chg_01a066bc-31bb-705a-ac72-3fcd4b1d8bb8"
    },
    {
      "id": "chg_01a066bc-31bb-7574-9e36-b9a296c0d658",
      "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 10:06:44.592289+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-outlook-calendar/outlook-calendar-mcp#chg-chg_01a066bc-31bb-7574-9e36-b9a296c0d658"
    },
    {
      "id": "chg_01a066bc-31bb-79dc-8564-bfddeb367831",
      "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 10:06:44.592289+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-outlook-calendar/outlook-calendar-mcp#chg-chg_01a066bc-31bb-79dc-8564-bfddeb367831"
    },
    {
      "id": "chg_01a066bc-31bb-7e21-81e4-43797681548b",
      "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 10:06:44.592289+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-outlook-calendar/outlook-calendar-mcp#chg-chg_01a066bc-31bb-7e21-81e4-43797681548b"
    },
    {
      "id": "chg_01a066bc-31bc-7313-a150-adb78f59c4bb",
      "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 10:06:44.592289+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-outlook-calendar/outlook-calendar-mcp#chg-chg_01a066bc-31bc-7313-a150-adb78f59c4bb"
    },
    {
      "id": "chg_01a066bc-31bc-78d3-8aab-2705c2c2a423",
      "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 10:06:44.592289+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-outlook-calendar/outlook-calendar-mcp#chg-chg_01a066bc-31bc-78d3-8aab-2705c2c2a423"
    },
    {
      "id": "chg_01a06195-521e-7be5-9830-58dd9b965b10",
      "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 10:06:10.719196+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-outlook-calendar/outlook-calendar-mcp#chg-chg_01a06195-521e-7be5-9830-58dd9b965b10"
    },
    {
      "id": "chg_01a06195-5220-75fe-a80a-4ce4ad5da66d",
      "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 10:06:10.719196+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-outlook-calendar/outlook-calendar-mcp#chg-chg_01a06195-5220-75fe-a80a-4ce4ad5da66d"
    },
    {
      "id": "chg_01a06195-5220-7afc-ac4e-7e18a9f13fb5",
      "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 10:06:10.719196+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-outlook-calendar/outlook-calendar-mcp#chg-chg_01a06195-5220-7afc-ac4e-7e18a9f13fb5"
    },
    {
      "id": "chg_01a06195-5221-7058-9a87-f80fd92c88cc",
      "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 10:06:10.719196+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-outlook-calendar/outlook-calendar-mcp#chg-chg_01a06195-5221-7058-9a87-f80fd92c88cc"
    },
    {
      "id": "chg_01a06195-5221-74f0-b017-0cc7632767b3",
      "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 10:06:10.719196+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-outlook-calendar/outlook-calendar-mcp#chg-chg_01a06195-5221-74f0-b017-0cc7632767b3"
    },
    {
      "id": "chg_01a06195-5222-7b94-8317-3ebd77c126af",
      "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 10:06:10.719196+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-outlook-calendar/outlook-calendar-mcp#chg-chg_01a06195-5222-7b94-8317-3ebd77c126af"
    },
    {
      "id": "chg_01a05c6f-4160-7050-af23-4dc08bf4d9a7",
      "kind": "check.verdict",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_destructive",
      "to_code": "auth.rfc9728_invoke",
      "from_value": "fail",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-01",
      "occurred_at": "2026-09-01 10:06:30.21402+00",
      "observed_since": "2026-08-31",
      "source": "scan",
      "summary": "Authorization (fail → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-outlook-calendar/outlook-calendar-mcp#chg-chg_01a05c6f-4160-7050-af23-4dc08bf4d9a7"
    },
    {
      "id": "chg_01a05c6f-4160-7e8c-81f9-68a6fddd445f",
      "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 10:06:30.21402+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-outlook-calendar/outlook-calendar-mcp#chg-chg_01a05c6f-4160-7e8c-81f9-68a6fddd445f"
    },
    {
      "id": "chg_01a05c6f-4161-7435-a494-87b16f73558e",
      "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 10:06:30.21402+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-outlook-calendar/outlook-calendar-mcp#chg-chg_01a05c6f-4161-7435-a494-87b16f73558e"
    },
    {
      "id": "chg_01a05c6f-4161-7886-996d-70b7390c8da2",
      "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 10:06:30.21402+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-outlook-calendar/outlook-calendar-mcp#chg-chg_01a05c6f-4161-7886-996d-70b7390c8da2"
    },
    {
      "id": "chg_01a05c6f-4161-7ce8-8acf-e7f7b6a1a2be",
      "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 10:06:30.21402+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-outlook-calendar/outlook-calendar-mcp#chg-chg_01a05c6f-4161-7ce8-8acf-e7f7b6a1a2be"
    },
    {
      "id": "chg_01a05c6f-4162-7145-9438-bbc1e9f9ec0b",
      "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 10:06:30.21402+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-outlook-calendar/outlook-calendar-mcp#chg-chg_01a05c6f-4162-7145-9438-bbc1e9f9ec0b"
    },
    {
      "id": "chg_01a05746-d762-7122-a216-a8ce4ab1d9c5",
      "kind": "check.verdict",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.rfc9728_invoke",
      "to_code": "auth.none_destructive",
      "from_value": "pass",
      "to_value": "fail",
      "materiality": "critical",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "tool": "forget"
      },
      "occurred_on": "2026-08-31",
      "occurred_at": "2026-08-31 10:04:15.286444+00",
      "observed_since": "2026-08-30",
      "source": "scan",
      "summary": "Authorization (pass → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-outlook-calendar/outlook-calendar-mcp#chg-chg_01a05746-d762-7122-a216-a8ce4ab1d9c5"
    },
    {
      "id": "chg_01a05746-d763-7269-9f32-f25afd333ac5",
      "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 10:04:15.286444+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-outlook-calendar/outlook-calendar-mcp#chg-chg_01a05746-d763-7269-9f32-f25afd333ac5"
    },
    {
      "id": "chg_01a05746-d763-7c3e-a330-00feb6068450",
      "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 10:04:15.286444+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-outlook-calendar/outlook-calendar-mcp#chg-chg_01a05746-d763-7c3e-a330-00feb6068450"
    },
    {
      "id": "chg_01a05746-d764-7be4-b8db-fd6d63d056a2",
      "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 10:04:15.286444+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-outlook-calendar/outlook-calendar-mcp#chg-chg_01a05746-d764-7be4-b8db-fd6d63d056a2"
    },
    {
      "id": "chg_01a05746-d765-72bb-b618-8506e12f4a9f",
      "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 10:04:15.286444+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-outlook-calendar/outlook-calendar-mcp#chg-chg_01a05746-d765-72bb-b618-8506e12f4a9f"
    },
    {
      "id": "chg_01a05746-d765-78cd-855a-cee048025d08",
      "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 10:04:15.286444+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-outlook-calendar/outlook-calendar-mcp#chg-chg_01a05746-d765-78cd-855a-cee048025d08"
    },
    {
      "id": "chg_01a05746-d765-7dae-bb35-06560973feb9",
      "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 10:04:15.286444+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-outlook-calendar/outlook-calendar-mcp#chg-chg_01a05746-d765-7dae-bb35-06560973feb9"
    },
    {
      "id": "chg_01a05220-7df9-7512-ae39-5faa962c804e",
      "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",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-30",
      "occurred_at": "2026-08-30 10:04:15.93639+00",
      "observed_since": "2026-08-29",
      "source": "scan",
      "summary": "Authorization (unverified → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-outlook-calendar/outlook-calendar-mcp#chg-chg_01a05220-7df9-7512-ae39-5faa962c804e"
    },
    {
      "id": "chg_01a05220-7dfa-767e-8914-293202f602ca",
      "kind": "check.verdict",
      "family": "transport",
      "subject_kind": "check",
      "subject": "transport",
      "subject_child": "",
      "from_code": "transport.http_error",
      "to_code": "transport.verified",
      "from_value": "fail",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {
        "transport": "streamable-http"
      },
      "occurred_on": "2026-08-30",
      "occurred_at": "2026-08-30 10:04:15.93639+00",
      "observed_since": "2026-08-29",
      "source": "scan",
      "summary": "Transport (fail → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-outlook-calendar/outlook-calendar-mcp#chg-chg_01a05220-7dfa-767e-8914-293202f602ca"
    },
    {
      "id": "chg_01a05220-7dfb-722d-9f97-0847d2a34ce1",
      "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": "2026-08-30",
      "occurred_at": "2026-08-30 10:04:15.93639+00",
      "observed_since": "2026-08-29",
      "source": "scan",
      "summary": "Injection markers (unverified → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-outlook-calendar/outlook-calendar-mcp#chg-chg_01a05220-7dfb-722d-9f97-0847d2a34ce1"
    },
    {
      "id": "chg_01a05220-7dfc-75ef-baa2-8397efb489f0",
      "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": "2026-08-30",
      "occurred_at": "2026-08-30 10:04:15.93639+00",
      "observed_since": "2026-08-29",
      "source": "scan",
      "summary": "Stability (unverified → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-outlook-calendar/outlook-calendar-mcp#chg-chg_01a05220-7dfc-75ef-baa2-8397efb489f0"
    },
    {
      "id": "chg_01a05220-7e03-749e-95b5-1e2402e7ddac",
      "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 10:04:15.93639+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-outlook-calendar/outlook-calendar-mcp#chg-chg_01a05220-7e03-749e-95b5-1e2402e7ddac"
    },
    {
      "id": "chg_01a05220-7e0a-7511-9ffb-fdc88725e0b9",
      "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 10:04:15.93639+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-outlook-calendar/outlook-calendar-mcp#chg-chg_01a05220-7e0a-7511-9ffb-fdc88725e0b9"
    },
    {
      "id": "chg_01a05220-7e0d-70d8-8c5a-54cf5b53aa5c",
      "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 10:04:15.93639+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-outlook-calendar/outlook-calendar-mcp#chg-chg_01a05220-7e0d-70d8-8c5a-54cf5b53aa5c"
    },
    {
      "id": "chg_01a05220-7e11-74ef-a5eb-110c5ab0d705",
      "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 10:04:15.93639+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-outlook-calendar/outlook-calendar-mcp#chg-chg_01a05220-7e11-74ef-a5eb-110c5ab0d705"
    },
    {
      "id": "chg_01a05220-7e29-7181-9769-00a86b110453",
      "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 10:04:15.93639+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-outlook-calendar/outlook-calendar-mcp#chg-chg_01a05220-7e29-7181-9769-00a86b110453"
    },
    {
      "id": "chg_01a042ad-25c6-7809-932c-44682fdad36d",
      "kind": "check.unverifiable",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.rfc9728_invoke",
      "to_code": "auth.none_unlisted",
      "from_value": "pass",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-27",
      "occurred_at": "2026-08-27 10:03:58.734748+00",
      "observed_since": "2026-08-26",
      "source": "scan",
      "summary": "Authorization (pass → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-outlook-calendar/outlook-calendar-mcp#chg-chg_01a042ad-25c6-7809-932c-44682fdad36d"
    },
    {
      "id": "chg_01a042ad-25c7-7928-8e43-8a28381dcad8",
      "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": "2026-08-27",
      "occurred_at": "2026-08-27 10:03:58.734748+00",
      "observed_since": "2026-08-26",
      "source": "scan",
      "summary": "Stability (pass → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-outlook-calendar/outlook-calendar-mcp#chg-chg_01a042ad-25c7-7928-8e43-8a28381dcad8"
    },
    {
      "id": "chg_01a042ad-25c7-7de0-bc2c-94c67b6561b6",
      "kind": "check.verdict",
      "family": "transport",
      "subject_kind": "check",
      "subject": "transport",
      "subject_child": "",
      "from_code": "transport.verified",
      "to_code": "transport.http_error",
      "from_value": "pass",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "status": "400",
        "transport": "streamable-http"
      },
      "occurred_on": "2026-08-27",
      "occurred_at": "2026-08-27 10:03:58.734748+00",
      "observed_since": "2026-08-26",
      "source": "scan",
      "summary": "Transport (pass → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-outlook-calendar/outlook-calendar-mcp#chg-chg_01a042ad-25c7-7de0-bc2c-94c67b6561b6"
    },
    {
      "id": "chg_01a042ad-25c8-738f-8349-103faf1fbf83",
      "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": "2026-08-27",
      "occurred_at": "2026-08-27 10:03:58.734748+00",
      "observed_since": "2026-08-26",
      "source": "scan",
      "summary": "Tool safety (pass → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-outlook-calendar/outlook-calendar-mcp#chg-chg_01a042ad-25c8-738f-8349-103faf1fbf83"
    },
    {
      "id": "chg_01a042ad-25cd-7e95-9c49-d867364c77d8",
      "kind": "capture.status_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "capture",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": "verified",
      "to_value": "not_mcp",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "to": "not_mcp",
        "from": "verified"
      },
      "occurred_on": "2026-08-27",
      "occurred_at": "2026-08-27 10:03:58.734748+00",
      "observed_since": "2026-08-26",
      "source": "scan",
      "summary": "Endpoint reachability (reachable → not serving MCP)",
      "link": "https://verifymcp.io/servers/pipeworx-io-outlook-calendar/outlook-calendar-mcp#chg-chg_01a042ad-25cd-7e95-9c49-d867364c77d8"
    },
    {
      "id": "chg_01a03860-905b-7472-8c06-01e9e88a1a33",
      "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 10:04:07.353534+00",
      "observed_since": "2026-08-24",
      "source": "scan",
      "summary": "Stability (0.97 → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-outlook-calendar/outlook-calendar-mcp#chg-chg_01a03860-905b-7472-8c06-01e9e88a1a33"
    },
    {
      "id": "chg_01a03339-88d6-7f28-bf78-8ec85852ae80",
      "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": "2026-08-24",
      "occurred_at": "2026-08-24 10:03:23.506638+00",
      "observed_since": "2026-08-23",
      "source": "scan",
      "summary": "Authorization (pass → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-outlook-calendar/outlook-calendar-mcp#chg-chg_01a03339-88d6-7f28-bf78-8ec85852ae80"
    },
    {
      "id": "chg_01a02e13-3aaa-704d-bf9f-f21c27e85c91",
      "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": "2026-08-23",
      "occurred_at": "2026-08-23 10:03:27.124353+00",
      "observed_since": "2026-08-22",
      "source": "scan",
      "summary": "Authorization (fail → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-outlook-calendar/outlook-calendar-mcp#chg-chg_01a02e13-3aaa-704d-bf9f-f21c27e85c91"
    },
    {
      "id": "chg_01a02e13-3aab-735b-a085-62c52169861e",
      "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": "2026-08-23",
      "occurred_at": "2026-08-23 10:03:27.124353+00",
      "observed_since": "2026-08-22",
      "source": "scan",
      "summary": "First check of Authorization (pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-outlook-calendar/outlook-calendar-mcp#chg-chg_01a02e13-3aab-735b-a085-62c52169861e"
    },
    {
      "id": "chg_01a02e13-3aab-7998-8696-aa9dfba60561",
      "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 10:03:27.124353+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-outlook-calendar/outlook-calendar-mcp#chg-chg_01a02e13-3aab-7998-8696-aa9dfba60561"
    },
    {
      "id": "chg_01a02e13-3aab-7e1d-baa3-4de299e392ff",
      "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 10:03:27.124353+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-outlook-calendar/outlook-calendar-mcp#chg-chg_01a02e13-3aab-7e1d-baa3-4de299e392ff"
    },
    {
      "id": "chg_01a02e13-3aac-74a5-93c2-f0de62d92c98",
      "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 10:03:27.124353+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-outlook-calendar/outlook-calendar-mcp#chg-chg_01a02e13-3aac-74a5-93c2-f0de62d92c98"
    },
    {
      "id": "chg_01a02e13-3aac-7938-8eb0-4bdcbf93415f",
      "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 10:03:27.124353+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-outlook-calendar/outlook-calendar-mcp#chg-chg_01a02e13-3aac-7938-8eb0-4bdcbf93415f"
    },
    {
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      "occurred_at": "2026-08-23 10:03:27.124353+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-outlook-calendar/outlook-calendar-mcp#chg-chg_01a02e13-3aac-7e0d-818e-ec5df0f3eca4"
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    {
      "id": "chg_01a028ec-e1bc-7399-a45d-090ba1647d06",
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      "materiality": "security",
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      "detail": {
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      "occurred_on": "2026-08-22",
      "occurred_at": "2026-08-22 10:03:27.99584+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-outlook-calendar/outlook-calendar-mcp#chg-chg_01a028ec-e1bc-7399-a45d-090ba1647d06"
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    {
      "id": "chg_01a028ec-e1be-71a4-8d0f-8f6cec6126b0",
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      "materiality": "security",
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      "detail": {
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      "occurred_on": "2026-08-22",
      "occurred_at": "2026-08-22 10:03:27.99584+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-outlook-calendar/outlook-calendar-mcp#chg-chg_01a028ec-e1be-71a4-8d0f-8f6cec6126b0"
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    {
      "id": "chg_01a028ec-e1be-7b26-95f3-d7cc5ae3769c",
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      "occurred_at": "2026-08-22 10:03:27.99584+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-outlook-calendar/outlook-calendar-mcp#chg-chg_01a028ec-e1be-7b26-95f3-d7cc5ae3769c"
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      "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-outlook-calendar/outlook-calendar-mcp#chg-chg_01a028ec-e1bf-7353-bacb-b14a1774d469"
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      "occurred_at": "2026-08-22 10:03:27.99584+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-outlook-calendar/outlook-calendar-mcp#chg-chg_01a028ec-e1bf-78cf-9548-8b430f82ab5f"
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      "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-outlook-calendar/outlook-calendar-mcp#chg-chg_01a023c6-a0e8-77b6-82f0-58eac6c21078"
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      "occurred_at": "2026-08-21 10:03:34.788983+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-outlook-calendar/outlook-calendar-mcp#chg-chg_01a023c6-a0ea-777c-9df6-7452a0e0e70b"
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