{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "thaohienhomes-pho-research-tools",
  "component": "mcp",
  "generated_at": "2026-10-25T07:34:59.410Z",
  "tracking_since": "2026-10-07",
  "counts": {
    "critical": 0,
    "security": 6,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a15c6f-b7bb-7298-9346-8aa80f03367a",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "find_evidence",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "find_evidence"
      },
      "occurred_on": "2026-10-21",
      "occurred_at": "2026-10-21 03:09:47.811403+00",
      "observed_since": "2026-10-20",
      "source": "scan",
      "summary": "Tool “find_evidence” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/thaohienhomes-pho-research-tools/mcp#chg-chg_01a15c6f-b7bb-7298-9346-8aa80f03367a"
    },
    {
      "id": "chg_01a15c6f-b7bc-707e-819d-59280409936b",
      "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": "2026-10-21",
      "occurred_at": "2026-10-21 03:09:47.811403+00",
      "observed_since": "2026-10-20",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/thaohienhomes-pho-research-tools/mcp#chg-chg_01a15c6f-b7bc-707e-819d-59280409936b"
    },
    {
      "id": "chg_01a15749-a4c1-725d-aab2-a0b39db41265",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "check_retractions",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "check_retractions"
      },
      "occurred_on": "2026-10-20",
      "occurred_at": "2026-10-20 03:10:06.46895+00",
      "observed_since": "2026-10-19",
      "source": "scan",
      "summary": "Tool “check_retractions” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/thaohienhomes-pho-research-tools/mcp#chg-chg_01a15749-a4c1-725d-aab2-a0b39db41265"
    },
    {
      "id": "chg_01a15749-a4c2-74d6-99b4-d2e96b91527e",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "prisma_flow_diagram",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "prisma_flow_diagram"
      },
      "occurred_on": "2026-10-20",
      "occurred_at": "2026-10-20 03:10:06.46895+00",
      "observed_since": "2026-10-19",
      "source": "scan",
      "summary": "Tool “prisma_flow_diagram” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/thaohienhomes-pho-research-tools/mcp#chg-chg_01a15749-a4c2-74d6-99b4-d2e96b91527e"
    },
    {
      "id": "chg_01a15749-a4c2-798c-b250-c4e56ac7a291",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "verify_references",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "verify_references"
      },
      "occurred_on": "2026-10-20",
      "occurred_at": "2026-10-20 03:10:06.46895+00",
      "observed_since": "2026-10-19",
      "source": "scan",
      "summary": "Tool “verify_references” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/thaohienhomes-pho-research-tools/mcp#chg-chg_01a15749-a4c2-798c-b250-c4e56ac7a291"
    },
    {
      "id": "chg_01a15223-5d11-7957-b909-a347f8076db0",
      "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": "2026-10-19",
      "occurred_at": "2026-10-19 03:10:11.703269+00",
      "observed_since": "2026-10-18",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/thaohienhomes-pho-research-tools/mcp#chg-chg_01a15223-5d11-7957-b909-a347f8076db0"
    }
  ],
  "days": [
    {
      "date": "2026-10-24",
      "total": 79,
      "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": "2026-10-23",
        "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": "2026-10-21",
      "total": 78,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 2
    },
    {
      "date": "2026-10-20",
      "total": 77,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 3
    },
    {
      "date": "2026-10-19",
      "total": 77,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 7
    },
    {
      "date": "2026-10-17",
      "total": 77,
      "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": "2026-10-16",
        "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": "2026-10-15",
      "total": 76,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 23,
        "to": 27,
        "delta": 4,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 7,
          "to_days": 8
        },
        "partial": false,
        "compared_to": "2026-10-14",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 23 to 27. That category is still filling its 30-day observation window: 7 days of observed history at the previous scan, 8 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-10-13",
      "total": 75,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 17,
        "to": 20,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 5,
          "to_days": 6
        },
        "partial": false,
        "compared_to": "2026-10-12",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 17 to 20. That category is still filling its 30-day observation window: 5 days of observed history at the previous scan, 6 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-10-12",
      "total": 74,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 10,
        "to": 17,
        "delta": 7,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 3,
          "to_days": 5
        },
        "partial": false,
        "compared_to": "2026-10-10",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 10 to 17. That category is still filling its 30-day observation window: 3 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
    }
  ]
}