{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "steve228uk-metro-mcp",
  "component": "metro-mcp",
  "generated_at": "2026-09-21T20:20:13.196Z",
  "tracking_since": "2026-07-27",
  "counts": {
    "critical": 0,
    "security": 15,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a06e39-920f-7661-859e-51b2278d6383",
      "kind": "check.unverifiable",
      "family": "tool-safety-injection",
      "subject_kind": "check",
      "subject": "tool-safety-injection",
      "subject_child": "",
      "from_code": "toolsafety.injection_clean",
      "to_code": "toolsafety.sandbox_pending",
      "from_value": "pass",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "reason": "version_superseded"
      },
      "occurred_on": "2026-09-04",
      "occurred_at": "2026-09-04 21:01:00.915301+00",
      "observed_since": "2026-09-03",
      "source": "scan",
      "summary": "Tool safety (pass → unverified)",
      "link": "https://verifymcp.io/servers/steve228uk-metro-mcp/metro-mcp#chg-chg_01a06e39-920f-7661-859e-51b2278d6383"
    },
    {
      "id": "chg_01a06e39-9216-75b0-b5aa-85152b16c09e",
      "kind": "check.reason",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.insufficient_history",
      "to_code": "stability.sandbox_pending",
      "from_value": "unverified",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "reason": "version_superseded"
      },
      "occurred_on": "2026-09-04",
      "occurred_at": "2026-09-04 21:01:00.915301+00",
      "observed_since": "2026-09-03",
      "source": "scan",
      "summary": "Stability (Stability not yet verified: we do not have a sandbox capture of the MCP schema this version of the package serves yet.)",
      "link": "https://verifymcp.io/servers/steve228uk-metro-mcp/metro-mcp#chg-chg_01a06e39-9216-75b0-b5aa-85152b16c09e"
    },
    {
      "id": "chg_01a066f1-0775-7b3a-a1c1-3bee2c0dc21d",
      "kind": "check.reverified",
      "family": "tool-safety-injection",
      "subject_kind": "check",
      "subject": "tool-safety-injection",
      "subject_child": "",
      "from_code": "toolsafety.sandbox_failed",
      "to_code": "toolsafety.injection_clean",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-03",
      "occurred_at": "2026-09-03 11:04:27.171128+00",
      "observed_since": "2026-09-02",
      "source": "scan",
      "summary": "Injection markers (unverified → pass)",
      "link": "https://verifymcp.io/servers/steve228uk-metro-mcp/metro-mcp#chg-chg_01a066f1-0775-7b3a-a1c1-3bee2c0dc21d"
    },
    {
      "id": "chg_01a066f1-0776-744c-8045-fb27f628aea4",
      "kind": "check.reason",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.sandbox_failed",
      "to_code": "stability.insufficient_history",
      "from_value": "unverified",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-03",
      "occurred_at": "2026-09-03 11:04:27.171128+00",
      "observed_since": "2026-09-02",
      "source": "scan",
      "summary": "Stability (Stability not yet verified: not enough scan history yet (needs a 30-day window).)",
      "link": "https://verifymcp.io/servers/steve228uk-metro-mcp/metro-mcp#chg-chg_01a066f1-0776-744c-8045-fb27f628aea4"
    },
    {
      "id": "chg_01a066f1-0776-7a83-961e-fa7ba5eba6cc",
      "kind": "check.appeared",
      "family": "tool-safety-manipulation",
      "subject_kind": "check",
      "subject": "tool-safety-manipulation",
      "subject_child": "",
      "from_code": null,
      "to_code": "toolsafety.manipulation_clean",
      "from_value": null,
      "to_value": "pass",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "units": "90",
        "judged": "90"
      },
      "occurred_on": "2026-09-03",
      "occurred_at": "2026-09-03 11:04:27.171128+00",
      "observed_since": "2026-09-02",
      "source": "scan",
      "summary": "First check of Judged manipulation (pass)",
      "link": "https://verifymcp.io/servers/steve228uk-metro-mcp/metro-mcp#chg-chg_01a066f1-0776-7a83-961e-fa7ba5eba6cc"
    },
    {
      "id": "chg_01a066f0-8908-721e-a978-5bd3687625fb",
      "kind": "check.reason",
      "family": "tool-safety-injection",
      "subject_kind": "check",
      "subject": "tool-safety-injection",
      "subject_child": "",
      "from_code": "toolsafety.sandbox_failed",
      "to_code": "toolsafety.sandbox_pending",
      "from_value": "unverified",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "reason": "version_superseded"
      },
      "occurred_on": "2026-09-03",
      "occurred_at": "2026-09-03 11:03:54.796462+00",
      "observed_since": "2026-09-02",
      "source": "scan",
      "summary": "Tool safety (Tool safety not yet verified: we do not have a sandbox capture of the tool definitions this version of the package serves yet.)",
      "link": "https://verifymcp.io/servers/steve228uk-metro-mcp/metro-mcp#chg-chg_01a066f0-8908-721e-a978-5bd3687625fb"
    },
    {
      "id": "chg_01a066f0-8909-7835-a591-bdbaa9540acd",
      "kind": "check.reason",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.sandbox_failed",
      "to_code": "stability.sandbox_pending",
      "from_value": "unverified",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "reason": "version_superseded"
      },
      "occurred_on": "2026-09-03",
      "occurred_at": "2026-09-03 11:03:54.796462+00",
      "observed_since": "2026-09-02",
      "source": "scan",
      "summary": "Stability (Stability not yet verified: we do not have a sandbox capture of the MCP schema this version of the package serves yet.)",
      "link": "https://verifymcp.io/servers/steve228uk-metro-mcp/metro-mcp#chg-chg_01a066f0-8909-7835-a591-bdbaa9540acd"
    },
    {
      "id": "chg_019fdfab-8d31-76b9-be8a-d6ebdfa0a4ab",
      "kind": "check.verdict",
      "family": "vulnerabilities",
      "subject_kind": "check",
      "subject": "vulnerabilities",
      "subject_child": "",
      "from_code": "cve.tree_partial",
      "to_code": "cve.none",
      "from_value": "partial",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {
        "seen": "118",
        "assessed": "119",
        "resolved": "118",
        "tree_source": "registry",
        "tree_status": "resolved"
      },
      "occurred_on": "2026-08-08",
      "occurred_at": "2026-08-08 04:39:49.758384+00",
      "observed_since": "2026-08-07",
      "source": "scan",
      "summary": "Known CVEs (partial → pass)",
      "link": "https://verifymcp.io/servers/steve228uk-metro-mcp/metro-mcp#chg-chg_019fdfab-8d31-76b9-be8a-d6ebdfa0a4ab"
    },
    {
      "id": "chg_019fc467-b9e1-7387-b56d-4c51f2806267",
      "kind": "check.reverified",
      "family": "install-scripts",
      "subject_kind": "check",
      "subject": "install-scripts",
      "subject_child": "",
      "from_code": "installscript.inconclusive",
      "to_code": "installscript.none",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {
        "tier": "none"
      },
      "occurred_on": "2026-08-02",
      "occurred_at": "2026-08-02 21:35:59.897289+00",
      "observed_since": "2026-08-01",
      "source": "scan",
      "summary": "Install scripts (unverified → pass)",
      "link": "https://verifymcp.io/servers/steve228uk-metro-mcp/metro-mcp#chg-chg_019fc467-b9e1-7387-b56d-4c51f2806267"
    },
    {
      "id": "chg_019fc467-b9e1-7d92-86c9-27d47e77c69a",
      "kind": "check.reverified",
      "family": "build-provenance",
      "subject_kind": "check",
      "subject": "build-provenance",
      "subject_child": "",
      "from_code": "provenance.inconclusive",
      "to_code": "provenance.verified",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {
        "repo": "steve228uk/metro-mcp"
      },
      "occurred_on": "2026-08-02",
      "occurred_at": "2026-08-02 21:35:59.897289+00",
      "observed_since": "2026-08-01",
      "source": "scan",
      "summary": "Provenance (unverified → pass)",
      "link": "https://verifymcp.io/servers/steve228uk-metro-mcp/metro-mcp#chg-chg_019fc467-b9e1-7d92-86c9-27d47e77c69a"
    },
    {
      "id": "chg_019fc467-b9e2-730a-b28c-478f5673657c",
      "kind": "check.reverified",
      "family": "vulnerabilities",
      "subject_kind": "check",
      "subject": "vulnerabilities",
      "subject_child": "",
      "from_code": "cve.inconclusive",
      "to_code": "cve.tree_partial",
      "from_value": "unverified",
      "to_value": "partial",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {
        "seen": "121",
        "assessed": "118",
        "resolved": "117",
        "unresolved": "4",
        "tree_source": "registry",
        "tree_status": "partial"
      },
      "occurred_on": "2026-08-02",
      "occurred_at": "2026-08-02 21:35:59.897289+00",
      "observed_since": "2026-08-01",
      "source": "scan",
      "summary": "Known CVEs (unverified → partial)",
      "link": "https://verifymcp.io/servers/steve228uk-metro-mcp/metro-mcp#chg-chg_019fc467-b9e2-730a-b28c-478f5673657c"
    },
    {
      "id": "chg_019fc467-b9e2-7c1e-b98c-a04de43f0a32",
      "kind": "provenance.repo_changed",
      "family": "build-provenance",
      "subject_kind": "package",
      "subject": "repo",
      "subject_child": "",
      "from_code": "provenance.inconclusive",
      "to_code": "provenance.verified",
      "from_value": null,
      "to_value": "steve228uk/metro-mcp",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "to": "steve228uk/metro-mcp",
        "from": ""
      },
      "occurred_on": "2026-08-02",
      "occurred_at": "2026-08-02 21:35:59.897289+00",
      "observed_since": "2026-08-01",
      "source": "scan",
      "summary": "The attested source repository moved (steve228uk/metro-mcp)",
      "link": "https://verifymcp.io/servers/steve228uk-metro-mcp/metro-mcp#chg-chg_019fc467-b9e2-7c1e-b98c-a04de43f0a32"
    },
    {
      "id": "chg_019fc2ba-bde0-79f4-91c1-f79cd4278351",
      "kind": "check.reverified",
      "family": "supplychain-malware",
      "subject_kind": "check",
      "subject": "supplychain-malware",
      "subject_child": "",
      "from_code": "supplychain.malware_inconclusive",
      "to_code": "supplychain.malware_clean",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-02",
      "occurred_at": "2026-08-02 13:47:26.034287+00",
      "observed_since": "2026-08-01",
      "source": "scan",
      "summary": "Malware scan (unverified → pass)",
      "link": "https://verifymcp.io/servers/steve228uk-metro-mcp/metro-mcp#chg-chg_019fc2ba-bde0-79f4-91c1-f79cd4278351"
    },
    {
      "id": "chg_019fc2ba-bde1-7a46-b15e-20a2af576596",
      "kind": "check.reason",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.sandbox_failed",
      "to_code": "stability.sandbox_pending",
      "from_value": "unverified",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-02",
      "occurred_at": "2026-08-02 13:47:26.034287+00",
      "observed_since": "2026-08-01",
      "source": "scan",
      "summary": "Stability (Stability not yet verified: we do not have a sandbox capture of the MCP schema this version of the package serves yet.)",
      "link": "https://verifymcp.io/servers/steve228uk-metro-mcp/metro-mcp#chg-chg_019fc2ba-bde1-7a46-b15e-20a2af576596"
    },
    {
      "id": "chg_019fb0da-946f-7c30-b9ca-532ceba5e094",
      "kind": "check.unverifiable",
      "family": "supplychain-malware",
      "subject_kind": "check",
      "subject": "supplychain-malware",
      "subject_child": "",
      "from_code": "supplychain.malware_clean",
      "to_code": "supplychain.malware_inconclusive",
      "from_value": "pass",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-07-30",
      "occurred_at": "2026-07-30 02:29:02.683552+00",
      "observed_since": "2026-07-28",
      "source": "scan",
      "summary": "Malware scan (pass → unverified)",
      "link": "https://verifymcp.io/servers/steve228uk-metro-mcp/metro-mcp#chg-chg_019fb0da-946f-7c30-b9ca-532ceba5e094"
    }
  ],
  "days": [
    {
      "date": "2026-09-21",
      "total": 90,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 57,
        "to": 60,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 17,
          "to_days": 18
        },
        "partial": false,
        "compared_to": "2026-09-20",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 57 to 60. That category is still filling its 30-day observation window: 17 days of observed history at the previous scan, 18 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-09-19",
      "total": 89,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 50,
        "to": 53,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 15,
          "to_days": 16
        },
        "partial": false,
        "compared_to": "2026-09-18",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 50 to 53. That category is still filling its 30-day observation window: 15 days of observed history at the previous scan, 16 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-09-17",
      "total": 88,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 43,
        "to": 47,
        "delta": 4,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 13,
          "to_days": 14
        },
        "partial": false,
        "compared_to": "2026-09-16",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 43 to 47. That category is still filling its 30-day observation window: 13 days of observed history at the previous scan, 14 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-09-15",
      "total": 87,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 37,
        "to": 40,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 11,
          "to_days": 12
        },
        "partial": false,
        "compared_to": "2026-09-14",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 37 to 40. That category is still filling its 30-day observation window: 11 days of observed history at the previous scan, 12 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-09-13",
      "total": 86,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 30,
        "to": 33,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 9,
          "to_days": 10
        },
        "partial": false,
        "compared_to": "2026-09-12",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 30 to 33. That category is still filling its 30-day observation window: 9 days of observed history at the previous scan, 10 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-09-12",
      "total": 85,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-11",
      "total": 85,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-08",
      "total": 84,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 13,
        "to": 17,
        "delta": 4,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 4,
          "to_days": 5
        },
        "partial": false,
        "compared_to": "2026-09-07",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 13 to 17. That category is still filling its 30-day observation window: 4 days of observed history at the previous scan, 5 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    }
  ]
}