{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "bck-stack-sitecheck-jobs-property",
  "component": "api",
  "generated_at": "2026-11-05T06:38:35.672Z",
  "tracking_since": "2026-10-23",
  "counts": {
    "critical": 0,
    "security": 9,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a18bb1-719e-7dad-ae3e-611c976eb188",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "jobs_cv_library_uk_jobs",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "jobs_cv_library_uk_jobs"
      },
      "occurred_on": "2026-10-30",
      "occurred_at": "2026-10-30 07:23:44.384541+00",
      "observed_since": "2026-10-29",
      "source": "scan",
      "summary": "Tool “jobs_cv_library_uk_jobs” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/bck-stack-sitecheck-jobs-property/api#chg-chg_01a18bb1-719e-7dad-ae3e-611c976eb188"
    },
    {
      "id": "chg_01a18bb1-719f-7cab-88a0-760058f8ea33",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "realestate_student",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "realestate_student"
      },
      "occurred_on": "2026-10-30",
      "occurred_at": "2026-10-30 07:23:44.384541+00",
      "observed_since": "2026-10-29",
      "source": "scan",
      "summary": "Tool “realestate_student” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/bck-stack-sitecheck-jobs-property/api#chg-chg_01a18bb1-719f-7cab-88a0-760058f8ea33"
    },
    {
      "id": "chg_01a18bb1-71a0-7401-807a-0eaa4f59b6dc",
      "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": "2026-10-30",
      "occurred_at": "2026-10-30 07:23:44.384541+00",
      "observed_since": "2026-10-29",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/bck-stack-sitecheck-jobs-property/api#chg-chg_01a18bb1-71a0-7401-807a-0eaa4f59b6dc"
    },
    {
      "id": "chg_01a18163-a630-7d92-9613-122149f096f2",
      "kind": "tool.removed",
      "family": "",
      "subject_kind": "tool",
      "subject": "realestate_niche_schools",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "tool": "realestate_niche_schools"
      },
      "occurred_on": "2026-10-28",
      "occurred_at": "2026-10-28 07:22:33.873967+00",
      "observed_since": "2026-10-27",
      "source": "scan",
      "summary": "Tool “realestate_niche_schools” was removed",
      "link": "https://verifymcp.io/servers/bck-stack-sitecheck-jobs-property/api#chg-chg_01a18163-a630-7d92-9613-122149f096f2"
    },
    {
      "id": "chg_01a18163-a631-7e1f-abd5-d3fbd651d9f0",
      "kind": "server.breaking_without_version_bump",
      "family": "",
      "subject_kind": "server",
      "subject": "1.0.0",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": "1.0.0",
      "to_value": "1.0.0",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "removed": "1",
        "version": "1.0.0",
        "breaking": "0"
      },
      "occurred_on": "2026-10-28",
      "occurred_at": "2026-10-28 07:22:33.873967+00",
      "observed_since": "2026-10-27",
      "source": "scan",
      "summary": "A breaking change shipped without a version bump (still 1.0.0)",
      "link": "https://verifymcp.io/servers/bck-stack-sitecheck-jobs-property/api#chg-chg_01a18163-a631-7e1f-abd5-d3fbd651d9f0"
    },
    {
      "id": "chg_01a17c3d-2c36-7513-a3c9-273a4efe2bf5",
      "kind": "check.verdict",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.building_history",
      "to_code": "stability.churn",
      "from_value": "0.10",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "days": "4",
        "added": "0",
        "breaks": "0",
        "removed": "1",
        "auth_transport": "0"
      },
      "occurred_on": "2026-10-27",
      "occurred_at": "2026-10-27 07:22:26.211459+00",
      "observed_since": "2026-10-26",
      "source": "scan",
      "summary": "Stability (0.10 → fail)",
      "link": "https://verifymcp.io/servers/bck-stack-sitecheck-jobs-property/api#chg-chg_01a17c3d-2c36-7513-a3c9-273a4efe2bf5"
    },
    {
      "id": "chg_01a17c3d-2c37-73c9-a353-e95a80110d65",
      "kind": "tool.removed",
      "family": "",
      "subject_kind": "tool",
      "subject": "jobs_ziprecruiter",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "tool": "jobs_ziprecruiter"
      },
      "occurred_on": "2026-10-27",
      "occurred_at": "2026-10-27 07:22:26.211459+00",
      "observed_since": "2026-10-26",
      "source": "scan",
      "summary": "Tool “jobs_ziprecruiter” was removed",
      "link": "https://verifymcp.io/servers/bck-stack-sitecheck-jobs-property/api#chg-chg_01a17c3d-2c37-73c9-a353-e95a80110d65"
    },
    {
      "id": "chg_01a17c3d-2c37-7b01-8b82-7f7ac8265c75",
      "kind": "server.breaking_without_version_bump",
      "family": "",
      "subject_kind": "server",
      "subject": "1.0.0",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": "1.0.0",
      "to_value": "1.0.0",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "removed": "1",
        "version": "1.0.0",
        "breaking": "0"
      },
      "occurred_on": "2026-10-27",
      "occurred_at": "2026-10-27 07:22:26.211459+00",
      "observed_since": "2026-10-26",
      "source": "scan",
      "summary": "A breaking change shipped without a version bump (still 1.0.0)",
      "link": "https://verifymcp.io/servers/bck-stack-sitecheck-jobs-property/api#chg-chg_01a17c3d-2c37-7b01-8b82-7f7ac8265c75"
    },
    {
      "id": "chg_01a16cca-01b0-73b4-896a-7f3f5e8fcc7f",
      "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": "2026-10-24",
      "occurred_at": "2026-10-24 07:22:20.440686+00",
      "observed_since": "2026-10-23",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/bck-stack-sitecheck-jobs-property/api#chg-chg_01a16cca-01b0-73b4-896a-7f3f5e8fcc7f"
    }
  ],
  "days": [
    {
      "date": "2026-11-03",
      "total": 70,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 31,
        "to": 35,
        "delta": 4,
        "others": [],
        "accrual": null,
        "partial": false,
        "compared_to": "2026-11-02",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 31 to 35."
      },
      "event_count": 0
    },
    {
      "date": "2026-11-01",
      "total": 69,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 25,
        "to": 28,
        "delta": 3,
        "others": [],
        "accrual": null,
        "partial": false,
        "compared_to": "2026-10-31",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 25 to 28."
      },
      "event_count": 0
    },
    {
      "date": "2026-10-30",
      "total": 68,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 3
    },
    {
      "date": "2026-10-28",
      "total": 67,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 2
    },
    {
      "date": "2026-10-27",
      "total": 67,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 3
    },
    {
      "date": "2026-10-25",
      "total": 66,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 3,
        "to": 7,
        "delta": 4,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 1,
          "to_days": 2
        },
        "partial": false,
        "compared_to": "2026-10-24",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 3 to 7. That category is still filling its 30-day observation window: 1 days of observed history at the previous scan, 2 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-10-24",
      "total": 65,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 2
    },
    {
      "date": "2026-10-23",
      "total": 65,
      "delta": null,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 0
    }
  ]
}