{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "cyanheads-worldbank-mcp-server",
  "component": "worldbank",
  "generated_at": "2026-09-29T10:49:54.118Z",
  "tracking_since": "2026-07-26",
  "counts": {
    "critical": 0,
    "security": 28,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a0d94c-0d1d-7828-8209-3f6eca95c014",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "worldbank_search_indicators",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "worldbank_search_indicators"
      },
      "occurred_on": "2026-09-25",
      "occurred_at": "2026-09-25 16:00:34.455376+00",
      "observed_since": "2026-09-25",
      "source": "scan",
      "summary": "Tool “worldbank_search_indicators” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/cyanheads-worldbank-mcp-server/worldbank#chg-chg_01a0d94c-0d1d-7828-8209-3f6eca95c014"
    },
    {
      "id": "chg_01a0d94c-0d1b-772f-b731-8cc5693c0f9b",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "worldbank_get_data",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "worldbank_get_data"
      },
      "occurred_on": "2026-09-25",
      "occurred_at": "2026-09-25 16:00:34.455376+00",
      "observed_since": "2026-09-25",
      "source": "scan",
      "summary": "Tool “worldbank_get_data” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/cyanheads-worldbank-mcp-server/worldbank#chg-chg_01a0d94c-0d1b-772f-b731-8cc5693c0f9b"
    },
    {
      "id": "chg_01a0d8de-2712-7e10-8959-8f409f4986e5",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "worldbank_search_projects",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "worldbank_search_projects"
      },
      "occurred_on": "2026-09-25",
      "occurred_at": "2026-09-25 14:00:31.166564+00",
      "observed_since": "2026-09-25",
      "source": "scan",
      "summary": "Tool “worldbank_search_projects” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/cyanheads-worldbank-mcp-server/worldbank#chg-chg_01a0d8de-2712-7e10-8959-8f409f4986e5"
    },
    {
      "id": "chg_01a0d8de-270b-752a-bd22-9efff73e07e1",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "worldbank_list_countries",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "worldbank_list_countries"
      },
      "occurred_on": "2026-09-25",
      "occurred_at": "2026-09-25 14:00:31.166564+00",
      "observed_since": "2026-09-25",
      "source": "scan",
      "summary": "Tool “worldbank_list_countries” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/cyanheads-worldbank-mcp-server/worldbank#chg-chg_01a0d8de-270b-752a-bd22-9efff73e07e1"
    },
    {
      "id": "chg_01a0d83e-455f-7c3a-b8da-213531d01964",
      "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": "2026-09-25",
      "occurred_at": "2026-09-25 11:05:54.414398+00",
      "observed_since": "2026-09-25",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/cyanheads-worldbank-mcp-server/worldbank#chg-chg_01a0d83e-455f-7c3a-b8da-213531d01964"
    },
    {
      "id": "chg_01a0d83e-455c-7720-af12-7ce422d92c69",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "worldbank_get_poverty",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "worldbank_get_poverty"
      },
      "occurred_on": "2026-09-25",
      "occurred_at": "2026-09-25 11:05:54.414398+00",
      "observed_since": "2026-09-25",
      "source": "scan",
      "summary": "Tool “worldbank_get_poverty” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/cyanheads-worldbank-mcp-server/worldbank#chg-chg_01a0d83e-455c-7720-af12-7ce422d92c69"
    },
    {
      "id": "chg_01a09847-6010-7cf2-abe9-7eea52cfee8a",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "worldbank_get_data",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "worldbank_get_data"
      },
      "occurred_on": "2026-09-13",
      "occurred_at": "2026-09-13 01:00:09.511619+00",
      "observed_since": "2026-09-12",
      "source": "scan",
      "summary": "Tool “worldbank_get_data” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/cyanheads-worldbank-mcp-server/worldbank#chg-chg_01a09847-6010-7cf2-abe9-7eea52cfee8a"
    },
    {
      "id": "chg_01a09847-6012-7b5f-8bde-0533b97c0bd4",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "worldbank_get_indicator",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "worldbank_get_indicator"
      },
      "occurred_on": "2026-09-13",
      "occurred_at": "2026-09-13 01:00:09.511619+00",
      "observed_since": "2026-09-12",
      "source": "scan",
      "summary": "Tool “worldbank_get_indicator” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/cyanheads-worldbank-mcp-server/worldbank#chg-chg_01a09847-6012-7b5f-8bde-0533b97c0bd4"
    },
    {
      "id": "chg_01a09847-6018-757d-9ac0-595d977b9f54",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "worldbank_search_projects",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "worldbank_search_projects"
      },
      "occurred_on": "2026-09-13",
      "occurred_at": "2026-09-13 01:00:09.511619+00",
      "observed_since": "2026-09-12",
      "source": "scan",
      "summary": "Tool “worldbank_search_projects” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/cyanheads-worldbank-mcp-server/worldbank#chg-chg_01a09847-6018-757d-9ac0-595d977b9f54"
    },
    {
      "id": "chg_01a09847-6017-737b-9dd0-0b37472556c4",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "worldbank_search_indicators",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "worldbank_search_indicators"
      },
      "occurred_on": "2026-09-13",
      "occurred_at": "2026-09-13 01:00:09.511619+00",
      "observed_since": "2026-09-12",
      "source": "scan",
      "summary": "Tool “worldbank_search_indicators” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/cyanheads-worldbank-mcp-server/worldbank#chg-chg_01a09847-6017-737b-9dd0-0b37472556c4"
    },
    {
      "id": "chg_01a09847-6016-7dc9-8744-7353a2bc626b",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "worldbank_list_topics",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "worldbank_list_topics"
      },
      "occurred_on": "2026-09-13",
      "occurred_at": "2026-09-13 01:00:09.511619+00",
      "observed_since": "2026-09-12",
      "source": "scan",
      "summary": "Tool “worldbank_list_topics” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/cyanheads-worldbank-mcp-server/worldbank#chg-chg_01a09847-6016-7dc9-8744-7353a2bc626b"
    },
    {
      "id": "chg_01a09847-6016-776f-9663-602b01dc9dae",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "worldbank_list_sources",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "worldbank_list_sources"
      },
      "occurred_on": "2026-09-13",
      "occurred_at": "2026-09-13 01:00:09.511619+00",
      "observed_since": "2026-09-12",
      "source": "scan",
      "summary": "Tool “worldbank_list_sources” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/cyanheads-worldbank-mcp-server/worldbank#chg-chg_01a09847-6016-776f-9663-602b01dc9dae"
    },
    {
      "id": "chg_01a09847-6015-76df-80ff-cf1c5d24695d",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "worldbank_list_countries",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "worldbank_list_countries"
      },
      "occurred_on": "2026-09-13",
      "occurred_at": "2026-09-13 01:00:09.511619+00",
      "observed_since": "2026-09-12",
      "source": "scan",
      "summary": "Tool “worldbank_list_countries” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/cyanheads-worldbank-mcp-server/worldbank#chg-chg_01a09847-6015-76df-80ff-cf1c5d24695d"
    },
    {
      "id": "chg_01a09847-6013-7a71-b2bb-e9e331f3f9bb",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "worldbank_get_poverty",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "worldbank_get_poverty"
      },
      "occurred_on": "2026-09-13",
      "occurred_at": "2026-09-13 01:00:09.511619+00",
      "observed_since": "2026-09-12",
      "source": "scan",
      "summary": "Tool “worldbank_get_poverty” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/cyanheads-worldbank-mcp-server/worldbank#chg-chg_01a09847-6013-7a71-b2bb-e9e331f3f9bb"
    },
    {
      "id": "chg_01a09847-600f-786d-b4d3-114934d66252",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "worldbank_get_country",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "worldbank_get_country"
      },
      "occurred_on": "2026-09-13",
      "occurred_at": "2026-09-13 01:00:09.511619+00",
      "observed_since": "2026-09-12",
      "source": "scan",
      "summary": "Tool “worldbank_get_country” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/cyanheads-worldbank-mcp-server/worldbank#chg-chg_01a09847-600f-786d-b4d3-114934d66252"
    },
    {
      "id": "chg_01a083ad-e002-7939-aa5c-2794fc4fca0e",
      "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": "2026-09-09",
      "occurred_at": "2026-09-09 01:00:05.390035+00",
      "observed_since": "2026-09-08",
      "source": "scan",
      "summary": "Stability (0.97 → pass)",
      "link": "https://verifymcp.io/servers/cyanheads-worldbank-mcp-server/worldbank#chg-chg_01a083ad-e002-7939-aa5c-2794fc4fca0e"
    },
    {
      "id": "chg_01a03671-82e6-72cd-9829-c84a45e5a3f5",
      "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 01:03:23.831231+00",
      "observed_since": "2026-08-24",
      "source": "scan",
      "summary": "Stability (0.97 → pass)",
      "link": "https://verifymcp.io/servers/cyanheads-worldbank-mcp-server/worldbank#chg-chg_01a03671-82e6-72cd-9829-c84a45e5a3f5"
    },
    {
      "id": "chg_019fea0f-6a60-74e1-b1e4-52af713f2aa7",
      "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": "2026-08-10",
      "occurred_at": "2026-08-10 05:05:06.530697+00",
      "observed_since": "2026-08-10",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/cyanheads-worldbank-mcp-server/worldbank#chg-chg_019fea0f-6a60-74e1-b1e4-52af713f2aa7"
    },
    {
      "id": "chg_019fe969-e826-7d60-98a2-3185bb8f8915",
      "kind": "check.verdict",
      "family": "hsts",
      "subject_kind": "check",
      "subject": "hsts",
      "subject_child": "",
      "from_code": "headers.hsts_absent",
      "to_code": "headers.hsts_present",
      "from_value": "fail",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-10",
      "occurred_at": "2026-08-10 02:04:19.836528+00",
      "observed_since": "2026-08-09",
      "source": "scan",
      "summary": "HSTS header (fail → pass)",
      "link": "https://verifymcp.io/servers/cyanheads-worldbank-mcp-server/worldbank#chg-chg_019fe969-e826-7d60-98a2-3185bb8f8915"
    },
    {
      "id": "chg_019fe969-e82e-72ed-8f33-900b77754e1c",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "worldbank_search_indicators",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "worldbank_search_indicators"
      },
      "occurred_on": "2026-08-10",
      "occurred_at": "2026-08-10 02:04:19.836528+00",
      "observed_since": "2026-08-07",
      "source": "scan",
      "summary": "Tool “worldbank_search_indicators” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/cyanheads-worldbank-mcp-server/worldbank#chg-chg_019fe969-e82e-72ed-8f33-900b77754e1c"
    },
    {
      "id": "chg_019fe969-e82b-7866-abce-6b6d6ce72a6e",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "worldbank_get_data",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "worldbank_get_data"
      },
      "occurred_on": "2026-08-10",
      "occurred_at": "2026-08-10 02:04:19.836528+00",
      "observed_since": "2026-08-07",
      "source": "scan",
      "summary": "Tool “worldbank_get_data” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/cyanheads-worldbank-mcp-server/worldbank#chg-chg_019fe969-e82b-7866-abce-6b6d6ce72a6e"
    },
    {
      "id": "chg_019fe969-e828-75b0-83a6-12ce7dcc39d0",
      "kind": "check.reason",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_unlisted",
      "to_code": "auth.none_undeclared",
      "from_value": "unverified",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "auth": "none",
        "undeclared_tools": "7"
      },
      "occurred_on": "2026-08-10",
      "occurred_at": "2026-08-10 02:04:19.836528+00",
      "observed_since": "2026-08-09",
      "source": "scan",
      "summary": "Authorization (Authorisation not fully verified: no authorisation is required to call this server, and 7 tool(s) never declared a destructiveHint. The MCP spec treats an absent hint as destructive by default, so we cannot call this surface safe.)",
      "link": "https://verifymcp.io/servers/cyanheads-worldbank-mcp-server/worldbank#chg-chg_019fe969-e828-75b0-83a6-12ce7dcc39d0"
    },
    {
      "id": "chg_019fe969-e827-7e4b-ae6f-bee7072715c1",
      "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": "2026-08-10",
      "occurred_at": "2026-08-10 02:04:19.836528+00",
      "observed_since": "2026-08-09",
      "source": "scan",
      "summary": "Transport (fail → pass)",
      "link": "https://verifymcp.io/servers/cyanheads-worldbank-mcp-server/worldbank#chg-chg_019fe969-e827-7e4b-ae6f-bee7072715c1"
    },
    {
      "id": "chg_019fdee6-5673-7d71-9bf5-06e0919242b3",
      "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": "2026-08-08",
      "occurred_at": "2026-08-08 01:04:25.149267+00",
      "observed_since": "2026-08-07",
      "source": "scan",
      "summary": "Endpoint reachability (reachable → not serving MCP)",
      "link": "https://verifymcp.io/servers/cyanheads-worldbank-mcp-server/worldbank#chg-chg_019fdee6-5673-7d71-9bf5-06e0919242b3"
    },
    {
      "id": "chg_019fdee6-5670-7aa3-a753-a9910ac635b6",
      "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": "530",
        "transport": "streamable-http"
      },
      "occurred_on": "2026-08-08",
      "occurred_at": "2026-08-08 01:04:25.149267+00",
      "observed_since": "2026-08-07",
      "source": "scan",
      "summary": "Transport (pass → fail)",
      "link": "https://verifymcp.io/servers/cyanheads-worldbank-mcp-server/worldbank#chg-chg_019fdee6-5670-7aa3-a753-a9910ac635b6"
    },
    {
      "id": "chg_019fdee6-5671-78d3-adea-b5eacc1a02b0",
      "kind": "check.unverifiable",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.building_history",
      "to_code": "stability.insufficient_history",
      "from_value": "0.40",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-08",
      "occurred_at": "2026-08-08 01:04:25.149267+00",
      "observed_since": "2026-08-07",
      "source": "scan",
      "summary": "Stability (0.40 → unverified)",
      "link": "https://verifymcp.io/servers/cyanheads-worldbank-mcp-server/worldbank#chg-chg_019fdee6-5671-78d3-adea-b5eacc1a02b0"
    },
    {
      "id": "chg_019fdee6-5671-7da8-9f49-0a977cbce015",
      "kind": "check.verdict",
      "family": "hsts",
      "subject_kind": "check",
      "subject": "hsts",
      "subject_child": "",
      "from_code": "headers.hsts_present",
      "to_code": "headers.hsts_absent",
      "from_value": "pass",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-08",
      "occurred_at": "2026-08-08 01:04:25.149267+00",
      "observed_since": "2026-08-07",
      "source": "scan",
      "summary": "HSTS header (pass → fail)",
      "link": "https://verifymcp.io/servers/cyanheads-worldbank-mcp-server/worldbank#chg-chg_019fdee6-5671-7da8-9f49-0a977cbce015"
    },
    {
      "id": "chg_019fdee6-5672-7397-8de2-41311f874e46",
      "kind": "check.reason",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_undeclared",
      "to_code": "auth.none_unlisted",
      "from_value": "unverified",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-08",
      "occurred_at": "2026-08-08 01:04:25.149267+00",
      "observed_since": "2026-08-07",
      "source": "scan",
      "summary": "Authorization (Authorisation not fully verified: no authorisation is required to connect, but we couldn't read the whole tool list to see what that exposes.)",
      "link": "https://verifymcp.io/servers/cyanheads-worldbank-mcp-server/worldbank#chg-chg_019fdee6-5672-7397-8de2-41311f874e46"
    }
  ],
  "days": [
    {
      "date": "2026-09-28",
      "total": 86,
      "delta": 7,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-25",
      "total": 79,
      "delta": -1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 33
    },
    {
      "date": "2026-09-22",
      "total": 80,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-16",
      "total": 80,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-13",
      "total": 80,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 25
    },
    {
      "date": "2026-09-12",
      "total": 80,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 2
    },
    {
      "date": "2026-09-09",
      "total": 80,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-08",
      "total": 80,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 93,
        "to": 97,
        "delta": 4,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 28,
          "to_days": 29
        },
        "partial": false,
        "compared_to": "2026-09-07",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 93 to 97. That category is still filling its 30-day observation window: 28 days of observed history at the previous scan, 29 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    }
  ]
}