{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "juh5ng-korea-stock-research-mcp",
  "component": "k-data-x402-production",
  "generated_at": "2026-09-26T16:00:34.347Z",
  "tracking_since": "2026-09-06",
  "counts": {
    "critical": 0,
    "security": 7,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a07964-5e61-7e78-9458-fe77c8cca19f",
      "kind": "check.reverified",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.insufficient_history",
      "to_code": "stability.churn",
      "from_value": "unverified",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "days": "1",
        "added": "0",
        "breaks": "0",
        "removed": "3",
        "auth_transport": "0"
      },
      "occurred_on": "2026-09-07",
      "occurred_at": "2026-09-07 01:03:35.991857+00",
      "observed_since": "2026-09-06",
      "source": "scan",
      "summary": "Stability (unverified → fail)",
      "link": "https://verifymcp.io/servers/juh5ng-korea-stock-research-mcp/k-data-x402-production#chg-chg_01a07964-5e61-7e78-9458-fe77c8cca19f"
    },
    {
      "id": "chg_01a07964-5e64-763d-9773-786c59ee877b",
      "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 01:03:35.991857+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/juh5ng-korea-stock-research-mcp/k-data-x402-production#chg-chg_01a07964-5e64-763d-9773-786c59ee877b"
    },
    {
      "id": "chg_01a07964-5e64-7cf1-9d5b-cfed0bf7ecd0",
      "kind": "server.breaking_without_version_bump",
      "family": "",
      "subject_kind": "server",
      "subject": "1.1.0",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": "1.1.0",
      "to_value": "1.1.0",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "removed": "3",
        "version": "1.1.0",
        "breaking": "0"
      },
      "occurred_on": "2026-09-07",
      "occurred_at": "2026-09-07 01:03:35.991857+00",
      "observed_since": "2026-09-06",
      "source": "scan",
      "summary": "A breaking change shipped without a version bump (still 1.1.0)",
      "link": "https://verifymcp.io/servers/juh5ng-korea-stock-research-mcp/k-data-x402-production#chg-chg_01a07964-5e64-7cf1-9d5b-cfed0bf7ecd0"
    },
    {
      "id": "chg_01a07964-5e62-79e6-a96b-de91c86bc3be",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "kimchi_premium_history",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "kimchi_premium_history"
      },
      "occurred_on": "2026-09-07",
      "occurred_at": "2026-09-07 01:03:35.991857+00",
      "observed_since": "2026-09-06",
      "source": "scan",
      "summary": "Tool “kimchi_premium_history” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/juh5ng-korea-stock-research-mcp/k-data-x402-production#chg-chg_01a07964-5e62-79e6-a96b-de91c86bc3be"
    },
    {
      "id": "chg_01a07964-5e63-74f3-b224-6ea40c478051",
      "kind": "tool.removed",
      "family": "",
      "subject_kind": "tool",
      "subject": "preview_kimchi_premium",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "tool": "preview_kimchi_premium"
      },
      "occurred_on": "2026-09-07",
      "occurred_at": "2026-09-07 01:03:35.991857+00",
      "observed_since": "2026-09-06",
      "source": "scan",
      "summary": "Tool “preview_kimchi_premium” was removed",
      "link": "https://verifymcp.io/servers/juh5ng-korea-stock-research-mcp/k-data-x402-production#chg-chg_01a07964-5e63-74f3-b224-6ea40c478051"
    },
    {
      "id": "chg_01a07964-5e63-79de-a267-42a356604b87",
      "kind": "tool.removed",
      "family": "",
      "subject_kind": "tool",
      "subject": "preview_research",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "tool": "preview_research"
      },
      "occurred_on": "2026-09-07",
      "occurred_at": "2026-09-07 01:03:35.991857+00",
      "observed_since": "2026-09-06",
      "source": "scan",
      "summary": "Tool “preview_research” was removed",
      "link": "https://verifymcp.io/servers/juh5ng-korea-stock-research-mcp/k-data-x402-production#chg-chg_01a07964-5e63-79de-a267-42a356604b87"
    },
    {
      "id": "chg_01a07964-5e64-7051-9058-9257e84e6152",
      "kind": "tool.removed",
      "family": "",
      "subject_kind": "tool",
      "subject": "preview_research_coverage",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "tool": "preview_research_coverage"
      },
      "occurred_on": "2026-09-07",
      "occurred_at": "2026-09-07 01:03:35.991857+00",
      "observed_since": "2026-09-06",
      "source": "scan",
      "summary": "Tool “preview_research_coverage” was removed",
      "link": "https://verifymcp.io/servers/juh5ng-korea-stock-research-mcp/k-data-x402-production#chg-chg_01a07964-5e64-7051-9058-9257e84e6152"
    }
  ],
  "days": [
    {
      "date": "2026-09-25",
      "total": 65,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-23",
      "total": 64,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 32,
        "to": 36,
        "delta": 4,
        "others": [],
        "accrual": null,
        "partial": false,
        "compared_to": "2026-09-22",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 32 to 36."
      },
      "event_count": 0
    },
    {
      "date": "2026-09-21",
      "total": 63,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 26,
        "to": 29,
        "delta": 3,
        "others": [],
        "accrual": null,
        "partial": false,
        "compared_to": "2026-09-20",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 26 to 29."
      },
      "event_count": 0
    },
    {
      "date": "2026-09-18",
      "total": 62,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 16,
        "to": 19,
        "delta": 3,
        "others": [],
        "accrual": null,
        "partial": false,
        "compared_to": "2026-09-17",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 16 to 19."
      },
      "event_count": 0
    },
    {
      "date": "2026-09-16",
      "total": 61,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 9,
        "to": 12,
        "delta": 3,
        "others": [],
        "accrual": null,
        "partial": false,
        "compared_to": "2026-09-15",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 9 to 12."
      },
      "event_count": 0
    },
    {
      "date": "2026-09-14",
      "total": 60,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 2,
        "to": 6,
        "delta": 4,
        "others": [],
        "accrual": null,
        "partial": false,
        "compared_to": "2026-09-13",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 2 to 6."
      },
      "event_count": 0
    },
    {
      "date": "2026-09-07",
      "total": 59,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 9
    },
    {
      "date": "2026-09-06",
      "total": 59,
      "delta": null,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 0
    }
  ]
}