{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "dev-workers-pathwren-www-robots-policy-lint",
  "component": "c-mcp-registry-official-mcp-robots",
  "generated_at": "2026-09-21T22:21:14.221Z",
  "tracking_since": "2026-09-01",
  "counts": {
    "critical": 0,
    "security": 28,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a079a7-3404-7591-8e3d-215f3d1e9240",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "am_i_allowed",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "am_i_allowed"
      },
      "occurred_on": "2026-09-07",
      "occurred_at": "2026-09-07 02:16:36.031571+00",
      "observed_since": "2026-09-06",
      "source": "scan",
      "summary": "Tool “am_i_allowed” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/dev-workers-pathwren-www-robots-policy-lint/c-mcp-registry-official-mcp-robots#chg-chg_01a079a7-3404-7591-8e3d-215f3d1e9240"
    },
    {
      "id": "chg_01a079a7-3404-7b34-a03e-7278748e7ab2",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "audit_ai_access",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "audit_ai_access"
      },
      "occurred_on": "2026-09-07",
      "occurred_at": "2026-09-07 02:16:36.031571+00",
      "observed_since": "2026-09-06",
      "source": "scan",
      "summary": "Tool “audit_ai_access” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/dev-workers-pathwren-www-robots-policy-lint/c-mcp-registry-official-mcp-robots#chg-chg_01a079a7-3404-7b34-a03e-7278748e7ab2"
    },
    {
      "id": "chg_01a079a7-3405-75d7-b20d-03966873a31e",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "check_path_allowed",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "check_path_allowed"
      },
      "occurred_on": "2026-09-07",
      "occurred_at": "2026-09-07 02:16:36.031571+00",
      "observed_since": "2026-09-06",
      "source": "scan",
      "summary": "Tool “check_path_allowed” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/dev-workers-pathwren-www-robots-policy-lint/c-mcp-registry-official-mcp-robots#chg-chg_01a079a7-3405-75d7-b20d-03966873a31e"
    },
    {
      "id": "chg_01a079a7-3405-7a5e-a465-601c9289249d",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "diff_robots_txt",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "diff_robots_txt"
      },
      "occurred_on": "2026-09-07",
      "occurred_at": "2026-09-07 02:16:36.031571+00",
      "observed_since": "2026-09-06",
      "source": "scan",
      "summary": "Tool “diff_robots_txt” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/dev-workers-pathwren-www-robots-policy-lint/c-mcp-registry-official-mcp-robots#chg-chg_01a079a7-3405-7a5e-a465-601c9289249d"
    },
    {
      "id": "chg_01a079a7-3405-7efd-9d01-81478515c948",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "lint_robots_txt",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "lint_robots_txt"
      },
      "occurred_on": "2026-09-07",
      "occurred_at": "2026-09-07 02:16:36.031571+00",
      "observed_since": "2026-09-06",
      "source": "scan",
      "summary": "Tool “lint_robots_txt” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/dev-workers-pathwren-www-robots-policy-lint/c-mcp-registry-official-mcp-robots#chg-chg_01a079a7-3405-7efd-9d01-81478515c948"
    },
    {
      "id": "chg_01a079a7-3406-76df-9325-0ea2747f73a7",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "merge_policy",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "merge_policy"
      },
      "occurred_on": "2026-09-07",
      "occurred_at": "2026-09-07 02:16:36.031571+00",
      "observed_since": "2026-09-06",
      "source": "scan",
      "summary": "Tool “merge_policy” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/dev-workers-pathwren-www-robots-policy-lint/c-mcp-registry-official-mcp-robots#chg-chg_01a079a7-3406-76df-9325-0ea2747f73a7"
    },
    {
      "id": "chg_01a079a7-3406-7dce-87f4-6f7f2b41cd97",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "whoami",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "whoami"
      },
      "occurred_on": "2026-09-07",
      "occurred_at": "2026-09-07 02:16:36.031571+00",
      "observed_since": "2026-09-06",
      "source": "scan",
      "summary": "Tool “whoami” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/dev-workers-pathwren-www-robots-policy-lint/c-mcp-registry-official-mcp-robots#chg-chg_01a079a7-3406-7dce-87f4-6f7f2b41cd97"
    },
    {
      "id": "chg_01a079a7-3407-7f31-8695-c9175c23a023",
      "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": "2026-09-07",
      "occurred_at": "2026-09-07 02:16:36.031571+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/dev-workers-pathwren-www-robots-policy-lint/c-mcp-registry-official-mcp-robots#chg-chg_01a079a7-3407-7f31-8695-c9175c23a023"
    },
    {
      "id": "chg_01a0747c-e341-771a-b13b-523908848a8f",
      "kind": "check.reverified",
      "family": "tool-safety-manipulation",
      "subject_kind": "check",
      "subject": "tool-safety-manipulation",
      "subject_child": "",
      "from_code": "toolsafety.manipulation_unjudged",
      "to_code": "toolsafety.manipulation_clean",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {
        "units": "10",
        "judged": "10"
      },
      "occurred_on": "2026-09-06",
      "occurred_at": "2026-09-06 02:12:16.770625+00",
      "observed_since": "2026-09-05",
      "source": "scan",
      "summary": "Judged manipulation (unverified → pass)",
      "link": "https://verifymcp.io/servers/dev-workers-pathwren-www-robots-policy-lint/c-mcp-registry-official-mcp-robots#chg-chg_01a0747c-e341-771a-b13b-523908848a8f"
    },
    {
      "id": "chg_01a0747c-e343-77b0-9b4c-02b3b6b2b270",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "whoami",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "whoami"
      },
      "occurred_on": "2026-09-06",
      "occurred_at": "2026-09-06 02:12:16.770625+00",
      "observed_since": "2026-09-05",
      "source": "scan",
      "summary": "Tool “whoami” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/dev-workers-pathwren-www-robots-policy-lint/c-mcp-registry-official-mcp-robots#chg-chg_01a0747c-e343-77b0-9b4c-02b3b6b2b270"
    },
    {
      "id": "chg_01a0747c-e344-7585-9e35-2d38d45c7deb",
      "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 02:12:16.770625+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/dev-workers-pathwren-www-robots-policy-lint/c-mcp-registry-official-mcp-robots#chg-chg_01a0747c-e344-7585-9e35-2d38d45c7deb"
    },
    {
      "id": "chg_01a06a2f-bbbe-7ceb-8e13-1e07b285fc2a",
      "kind": "check.unverifiable",
      "family": "tool-safety-manipulation",
      "subject_kind": "check",
      "subject": "tool-safety-manipulation",
      "subject_child": "",
      "from_code": "toolsafety.manipulation_clean",
      "to_code": "toolsafety.manipulation_unjudged",
      "from_value": "pass",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "units": "9",
        "judged": "6",
        "reason": "partially_judged"
      },
      "occurred_on": "2026-09-04",
      "occurred_at": "2026-09-04 02:11:48.247222+00",
      "observed_since": "2026-09-03",
      "source": "scan",
      "summary": "Judged manipulation (pass → unverified)",
      "link": "https://verifymcp.io/servers/dev-workers-pathwren-www-robots-policy-lint/c-mcp-registry-official-mcp-robots#chg-chg_01a06a2f-bbbe-7ceb-8e13-1e07b285fc2a"
    },
    {
      "id": "chg_01a06a2f-bbbf-7f3c-b63e-06c766fa5bde",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "example",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "example"
      },
      "occurred_on": "2026-09-04",
      "occurred_at": "2026-09-04 02:11:48.247222+00",
      "observed_since": "2026-09-03",
      "source": "scan",
      "summary": "Tool “example” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/dev-workers-pathwren-www-robots-policy-lint/c-mcp-registry-official-mcp-robots#chg-chg_01a06a2f-bbbf-7f3c-b63e-06c766fa5bde"
    },
    {
      "id": "chg_01a06a2f-bbc0-7548-9bc3-6128a4e0164d",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "whoami",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "whoami"
      },
      "occurred_on": "2026-09-04",
      "occurred_at": "2026-09-04 02:11:48.247222+00",
      "observed_since": "2026-09-03",
      "source": "scan",
      "summary": "Tool “whoami” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/dev-workers-pathwren-www-robots-policy-lint/c-mcp-registry-official-mcp-robots#chg-chg_01a06a2f-bbc0-7548-9bc3-6128a4e0164d"
    },
    {
      "id": "chg_01a06a2f-bbc0-7ca0-9503-4ecb702e268e",
      "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 02:11:48.247222+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/dev-workers-pathwren-www-robots-policy-lint/c-mcp-registry-official-mcp-robots#chg-chg_01a06a2f-bbc0-7ca0-9503-4ecb702e268e"
    },
    {
      "id": "chg_01a06689-bfa1-775a-9dfc-e3a541b22ccb",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "audit_ai_access",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "audit_ai_access"
      },
      "occurred_on": "2026-09-03",
      "occurred_at": "2026-09-03 09:11:38.59106+00",
      "observed_since": "2026-09-02",
      "source": "scan",
      "summary": "Tool “audit_ai_access” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/dev-workers-pathwren-www-robots-policy-lint/c-mcp-registry-official-mcp-robots#chg-chg_01a06689-bfa1-775a-9dfc-e3a541b22ccb"
    },
    {
      "id": "chg_01a06689-bfa1-7d04-91bb-49bf1b5520b6",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "check_path_allowed",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "check_path_allowed"
      },
      "occurred_on": "2026-09-03",
      "occurred_at": "2026-09-03 09:11:38.59106+00",
      "observed_since": "2026-09-02",
      "source": "scan",
      "summary": "Tool “check_path_allowed” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/dev-workers-pathwren-www-robots-policy-lint/c-mcp-registry-official-mcp-robots#chg-chg_01a06689-bfa1-7d04-91bb-49bf1b5520b6"
    },
    {
      "id": "chg_01a06689-bfa2-7373-86b2-4e313deda234",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "diff_robots_txt",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "diff_robots_txt"
      },
      "occurred_on": "2026-09-03",
      "occurred_at": "2026-09-03 09:11:38.59106+00",
      "observed_since": "2026-09-02",
      "source": "scan",
      "summary": "Tool “diff_robots_txt” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/dev-workers-pathwren-www-robots-policy-lint/c-mcp-registry-official-mcp-robots#chg-chg_01a06689-bfa2-7373-86b2-4e313deda234"
    },
    {
      "id": "chg_01a06689-bfa2-77c9-a891-07b32121f310",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "lint_robots_txt",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "lint_robots_txt"
      },
      "occurred_on": "2026-09-03",
      "occurred_at": "2026-09-03 09:11:38.59106+00",
      "observed_since": "2026-09-02",
      "source": "scan",
      "summary": "Tool “lint_robots_txt” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/dev-workers-pathwren-www-robots-policy-lint/c-mcp-registry-official-mcp-robots#chg-chg_01a06689-bfa2-77c9-a891-07b32121f310"
    },
    {
      "id": "chg_01a06689-bfa2-7e24-8f6e-879e2fcf8fe9",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "merge_policy",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "merge_policy"
      },
      "occurred_on": "2026-09-03",
      "occurred_at": "2026-09-03 09:11:38.59106+00",
      "observed_since": "2026-09-02",
      "source": "scan",
      "summary": "Tool “merge_policy” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/dev-workers-pathwren-www-robots-policy-lint/c-mcp-registry-official-mcp-robots#chg-chg_01a06689-bfa2-7e24-8f6e-879e2fcf8fe9"
    },
    {
      "id": "chg_01a06689-bfa3-733f-bc59-d323520643e9",
      "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 09:11:38.59106+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/dev-workers-pathwren-www-robots-policy-lint/c-mcp-registry-official-mcp-robots#chg-chg_01a06689-bfa3-733f-bc59-d323520643e9"
    },
    {
      "id": "chg_01a0619b-c660-7a4d-89f1-12302bbf4de0",
      "kind": "check.reverified",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_undeclared",
      "to_code": "auth.none_no_destructive",
      "from_value": "unverified",
      "to_value": "partial",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-02",
      "occurred_at": "2026-09-02 10:13:13.680455+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "Authorization (unverified → partial)",
      "link": "https://verifymcp.io/servers/dev-workers-pathwren-www-robots-policy-lint/c-mcp-registry-official-mcp-robots#chg-chg_01a0619b-c660-7a4d-89f1-12302bbf4de0"
    },
    {
      "id": "chg_01a0619b-c665-719c-a15c-409927f0cab2",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "audit_ai_access",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "audit_ai_access"
      },
      "occurred_on": "2026-09-02",
      "occurred_at": "2026-09-02 10:13:13.680455+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "Tool “audit_ai_access” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/dev-workers-pathwren-www-robots-policy-lint/c-mcp-registry-official-mcp-robots#chg-chg_01a0619b-c665-719c-a15c-409927f0cab2"
    },
    {
      "id": "chg_01a0619b-c666-7a8d-9180-89c156e71648",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "check_path_allowed",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "check_path_allowed"
      },
      "occurred_on": "2026-09-02",
      "occurred_at": "2026-09-02 10:13:13.680455+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "Tool “check_path_allowed” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/dev-workers-pathwren-www-robots-policy-lint/c-mcp-registry-official-mcp-robots#chg-chg_01a0619b-c666-7a8d-9180-89c156e71648"
    },
    {
      "id": "chg_01a0619b-c668-703e-818f-97e542d08307",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "diff_robots_txt",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "diff_robots_txt"
      },
      "occurred_on": "2026-09-02",
      "occurred_at": "2026-09-02 10:13:13.680455+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "Tool “diff_robots_txt” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/dev-workers-pathwren-www-robots-policy-lint/c-mcp-registry-official-mcp-robots#chg-chg_01a0619b-c668-703e-818f-97e542d08307"
    },
    {
      "id": "chg_01a0619b-c669-7504-acac-5837740e286f",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "lint_robots_txt",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "lint_robots_txt"
      },
      "occurred_on": "2026-09-02",
      "occurred_at": "2026-09-02 10:13:13.680455+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "Tool “lint_robots_txt” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/dev-workers-pathwren-www-robots-policy-lint/c-mcp-registry-official-mcp-robots#chg-chg_01a0619b-c669-7504-acac-5837740e286f"
    },
    {
      "id": "chg_01a0619b-c669-79cd-a513-52fac9dc202f",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "merge_policy",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "merge_policy"
      },
      "occurred_on": "2026-09-02",
      "occurred_at": "2026-09-02 10:13:13.680455+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "Tool “merge_policy” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/dev-workers-pathwren-www-robots-policy-lint/c-mcp-registry-official-mcp-robots#chg-chg_01a0619b-c669-79cd-a513-52fac9dc202f"
    },
    {
      "id": "chg_01a0619b-c66b-7b98-b6c6-1eccf4e3d499",
      "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 10:13:13.680455+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/dev-workers-pathwren-www-robots-policy-lint/c-mcp-registry-official-mcp-robots#chg-chg_01a0619b-c66b-7b98-b6c6-1eccf4e3d499"
    }
  ],
  "days": [
    {
      "date": "2026-09-21",
      "total": 82,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 63,
        "to": 67,
        "delta": 4,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 19,
          "to_days": 20
        },
        "partial": false,
        "compared_to": "2026-09-20",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 63 to 67. That category is still filling its 30-day observation window: 19 days of observed history at the previous scan, 20 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-09-18",
      "total": 81,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 53,
        "to": 57,
        "delta": 4,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 16,
          "to_days": 17
        },
        "partial": false,
        "compared_to": "2026-09-17",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 53 to 57. That category is still filling its 30-day observation window: 16 days of observed history at the previous scan, 17 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-09-16",
      "total": 80,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 47,
        "to": 50,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 14,
          "to_days": 15
        },
        "partial": false,
        "compared_to": "2026-09-15",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 47 to 50. That category is still filling its 30-day observation window: 14 days of observed history at the previous scan, 15 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-09-14",
      "total": 79,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 40,
        "to": 43,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 12,
          "to_days": 13
        },
        "partial": false,
        "compared_to": "2026-09-13",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 40 to 43. That category is still filling its 30-day observation window: 12 days of observed history at the previous scan, 13 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-09-12",
      "total": 78,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 33,
        "to": 37,
        "delta": 4,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 10,
          "to_days": 11
        },
        "partial": false,
        "compared_to": "2026-09-11",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 33 to 37. That category is still filling its 30-day observation window: 10 days of observed history at the previous scan, 11 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-09-10",
      "total": 77,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 27,
        "to": 30,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 8,
          "to_days": 9
        },
        "partial": false,
        "compared_to": "2026-09-09",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 27 to 30. That category is still filling its 30-day observation window: 8 days of observed history at the previous scan, 9 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-09-08",
      "total": 76,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 20,
        "to": 23,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 6,
          "to_days": 7
        },
        "partial": false,
        "compared_to": "2026-09-07",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 20 to 23. That category is still filling its 30-day observation window: 6 days of observed history at the previous scan, 7 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-09-07",
      "total": 75,
      "delta": -1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 11
    }
  ]
}