{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "com-syfert-legal-research",
  "component": "mcp",
  "generated_at": "2026-09-26T23:44:25.923Z",
  "tracking_since": "2026-09-10",
  "counts": {
    "critical": 0,
    "security": 20,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a0dd41-6938-73e8-8400-fd5e90db8799",
      "kind": "check.reverified",
      "family": "tool-safety-manipulation",
      "subject_kind": "check",
      "subject": "tool-safety-manipulation",
      "subject_child": "",
      "from_code": "toolsafety.manipulation_unjudged",
      "to_code": "toolsafety.manipulation_clean",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {
        "units": "16",
        "judged": "16"
      },
      "occurred_on": "2026-09-26",
      "occurred_at": "2026-09-26 10:27:26.312014+00",
      "observed_since": "2026-09-25",
      "source": "scan",
      "summary": "Judged manipulation (unverified → pass)",
      "link": "https://verifymcp.io/servers/com-syfert-legal-research/mcp#chg-chg_01a0dd41-6938-73e8-8400-fd5e90db8799"
    },
    {
      "id": "chg_01a0dd41-693d-7838-919f-8309d3c3a339",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "check_brief",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "check_brief"
      },
      "occurred_on": "2026-09-26",
      "occurred_at": "2026-09-26 10:27:26.312014+00",
      "observed_since": "2026-09-25",
      "source": "scan",
      "summary": "Tool “check_brief” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-syfert-legal-research/mcp#chg-chg_01a0dd41-693d-7838-919f-8309d3c3a339"
    },
    {
      "id": "chg_01a0dd41-693e-7a92-a7f0-2afd30f65552",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "check_citation",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "check_citation"
      },
      "occurred_on": "2026-09-26",
      "occurred_at": "2026-09-26 10:27:26.312014+00",
      "observed_since": "2026-09-25",
      "source": "scan",
      "summary": "Tool “check_citation” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-syfert-legal-research/mcp#chg-chg_01a0dd41-693e-7a92-a7f0-2afd30f65552"
    },
    {
      "id": "chg_01a0dd41-6942-7711-9ebd-0aef1f1ee8cf",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "get_case",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "get_case"
      },
      "occurred_on": "2026-09-26",
      "occurred_at": "2026-09-26 10:27:26.312014+00",
      "observed_since": "2026-09-25",
      "source": "scan",
      "summary": "Tool “get_case” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-syfert-legal-research/mcp#chg-chg_01a0dd41-6942-7711-9ebd-0aef1f1ee8cf"
    },
    {
      "id": "chg_01a0dd41-6942-7b52-ad7b-f3a92ac367f0",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "get_propositions",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "get_propositions"
      },
      "occurred_on": "2026-09-26",
      "occurred_at": "2026-09-26 10:27:26.312014+00",
      "observed_since": "2026-09-25",
      "source": "scan",
      "summary": "Tool “get_propositions” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-syfert-legal-research/mcp#chg-chg_01a0dd41-6942-7b52-ad7b-f3a92ac367f0"
    },
    {
      "id": "chg_01a0dd41-6943-77b4-9c94-65837e383159",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "get_treatment",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "get_treatment"
      },
      "occurred_on": "2026-09-26",
      "occurred_at": "2026-09-26 10:27:26.312014+00",
      "observed_since": "2026-09-25",
      "source": "scan",
      "summary": "Tool “get_treatment” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-syfert-legal-research/mcp#chg-chg_01a0dd41-6943-77b4-9c94-65837e383159"
    },
    {
      "id": "chg_01a0d2e9-6ae2-75e2-ba6e-6292e05327fc",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "check_brief",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "check_brief"
      },
      "occurred_on": "2026-09-24",
      "occurred_at": "2026-09-24 10:15:05.575341+00",
      "observed_since": "2026-09-23",
      "source": "scan",
      "summary": "Tool “check_brief” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-syfert-legal-research/mcp#chg-chg_01a0d2e9-6ae2-75e2-ba6e-6292e05327fc"
    },
    {
      "id": "chg_01a0d2e9-6ae8-72e9-9da2-bdacbf878582",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "check_citation",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "check_citation"
      },
      "occurred_on": "2026-09-24",
      "occurred_at": "2026-09-24 10:15:05.575341+00",
      "observed_since": "2026-09-23",
      "source": "scan",
      "summary": "Tool “check_citation” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-syfert-legal-research/mcp#chg-chg_01a0d2e9-6ae8-72e9-9da2-bdacbf878582"
    },
    {
      "id": "chg_01a0d2e9-6ae9-723c-b552-59f8bb527415",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "find_issues",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "find_issues"
      },
      "occurred_on": "2026-09-24",
      "occurred_at": "2026-09-24 10:15:05.575341+00",
      "observed_since": "2026-09-23",
      "source": "scan",
      "summary": "Tool “find_issues” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-syfert-legal-research/mcp#chg-chg_01a0d2e9-6ae9-723c-b552-59f8bb527415"
    },
    {
      "id": "chg_01a0d2e9-6aeb-7dee-86a0-4d3899bd282a",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "get_case",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "get_case"
      },
      "occurred_on": "2026-09-24",
      "occurred_at": "2026-09-24 10:15:05.575341+00",
      "observed_since": "2026-09-23",
      "source": "scan",
      "summary": "Tool “get_case” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-syfert-legal-research/mcp#chg-chg_01a0d2e9-6aeb-7dee-86a0-4d3899bd282a"
    },
    {
      "id": "chg_01a0d2e9-6af0-7600-8063-30051d877908",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "get_propositions",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "get_propositions"
      },
      "occurred_on": "2026-09-24",
      "occurred_at": "2026-09-24 10:15:05.575341+00",
      "observed_since": "2026-09-23",
      "source": "scan",
      "summary": "Tool “get_propositions” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-syfert-legal-research/mcp#chg-chg_01a0d2e9-6af0-7600-8063-30051d877908"
    },
    {
      "id": "chg_01a0d2e9-6af3-77d4-b9e7-6ea3f13a198c",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "search_cases",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "search_cases"
      },
      "occurred_on": "2026-09-24",
      "occurred_at": "2026-09-24 10:15:05.575341+00",
      "observed_since": "2026-09-23",
      "source": "scan",
      "summary": "Tool “search_cases” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-syfert-legal-research/mcp#chg-chg_01a0d2e9-6af3-77d4-b9e7-6ea3f13a198c"
    },
    {
      "id": "chg_01a0d2e9-6af5-75f7-a78b-f4c8e7ff3086",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "search_quotes",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "search_quotes"
      },
      "occurred_on": "2026-09-24",
      "occurred_at": "2026-09-24 10:15:05.575341+00",
      "observed_since": "2026-09-23",
      "source": "scan",
      "summary": "Tool “search_quotes” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-syfert-legal-research/mcp#chg-chg_01a0d2e9-6af5-75f7-a78b-f4c8e7ff3086"
    },
    {
      "id": "chg_01a0d2e9-6af9-79d1-b385-9a9cb123d017",
      "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": "2026-09-24",
      "occurred_at": "2026-09-24 10:15:05.575341+00",
      "observed_since": "2026-09-23",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/com-syfert-legal-research/mcp#chg-chg_01a0d2e9-6af9-79d1-b385-9a9cb123d017"
    },
    {
      "id": "chg_01a0cdc1-947e-706b-9c4f-8ff1a45e55b2",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "get_case",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "get_case"
      },
      "occurred_on": "2026-09-23",
      "occurred_at": "2026-09-23 10:13:30.469831+00",
      "observed_since": "2026-09-22",
      "source": "scan",
      "summary": "Tool “get_case” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-syfert-legal-research/mcp#chg-chg_01a0cdc1-947e-706b-9c4f-8ff1a45e55b2"
    },
    {
      "id": "chg_01a09a43-e386-74c0-8de4-f2ba2b7c6a96",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "check_brief",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "check_brief"
      },
      "occurred_on": "2026-09-13",
      "occurred_at": "2026-09-13 10:15:35.015172+00",
      "observed_since": "2026-09-12",
      "source": "scan",
      "summary": "Tool “check_brief” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-syfert-legal-research/mcp#chg-chg_01a09a43-e386-74c0-8de4-f2ba2b7c6a96"
    },
    {
      "id": "chg_01a09a43-e387-7594-93d0-0fb701369f3c",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "check_citation",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "check_citation"
      },
      "occurred_on": "2026-09-13",
      "occurred_at": "2026-09-13 10:15:35.015172+00",
      "observed_since": "2026-09-12",
      "source": "scan",
      "summary": "Tool “check_citation” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-syfert-legal-research/mcp#chg-chg_01a09a43-e387-7594-93d0-0fb701369f3c"
    },
    {
      "id": "chg_01a09a43-e388-7a9b-b397-d9ccfe57673e",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "find_court",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "find_court"
      },
      "occurred_on": "2026-09-13",
      "occurred_at": "2026-09-13 10:15:35.015172+00",
      "observed_since": "2026-09-12",
      "source": "scan",
      "summary": "Tool “find_court” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-syfert-legal-research/mcp#chg-chg_01a09a43-e388-7a9b-b397-d9ccfe57673e"
    },
    {
      "id": "chg_01a09a43-e389-7dfd-9aa0-03707b0d8676",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "search_statutes",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "search_statutes"
      },
      "occurred_on": "2026-09-13",
      "occurred_at": "2026-09-13 10:15:35.015172+00",
      "observed_since": "2026-09-12",
      "source": "scan",
      "summary": "Tool “search_statutes” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-syfert-legal-research/mcp#chg-chg_01a09a43-e389-7dfd-9aa0-03707b0d8676"
    },
    {
      "id": "chg_01a09a43-e38b-72a0-b65d-2e5224e2f209",
      "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": "2026-09-13",
      "occurred_at": "2026-09-13 10:15:35.015172+00",
      "observed_since": "2026-09-12",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/com-syfert-legal-research/mcp#chg-chg_01a09a43-e38b-72a0-b65d-2e5224e2f209"
    }
  ],
  "days": [
    {
      "date": "2026-09-26",
      "total": 74,
      "delta": 11,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 11
    },
    {
      "date": "2026-09-25",
      "total": 63,
      "delta": -11,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-24",
      "total": 74,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 17
    },
    {
      "date": "2026-09-23",
      "total": 73,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-22",
      "total": 73,
      "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": "2026-09-21",
        "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": "2026-09-20",
      "total": 72,
      "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": "2026-09-19",
        "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": "2026-09-18",
      "total": 71,
      "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": "2026-09-17",
        "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": "2026-09-15",
      "total": 70,
      "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": "2026-09-14",
        "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
    }
  ]
}