{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "mcp-dir-receita-federal-simei-mei-eg-mcp",
  "component": "p-receita-federal-simei-mei-eg",
  "generated_at": "2026-09-25T16:20:14.234Z",
  "tracking_since": "2026-08-19",
  "counts": {
    "critical": 0,
    "security": 22,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a0c347-57e5-7763-a22e-79d047f7faad",
      "kind": "check.verdict",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.building_history",
      "to_code": "stability.stable",
      "from_value": "0.97",
      "to_value": "pass",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-21",
      "occurred_at": "2026-09-21 09:23:47.362832+00",
      "observed_since": "2026-09-20",
      "source": "scan",
      "summary": "Stability (0.97 → pass)",
      "link": "https://verifymcp.io/servers/mcp-dir-receita-federal-simei-mei-eg-mcp/p-receita-federal-simei-mei-eg#chg-chg_01a0c347-57e5-7763-a22e-79d047f7faad"
    },
    {
      "id": "chg_01a0b3d3-66a3-7d22-bbcb-02f44204a8cb",
      "kind": "check.verdict",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.building_history",
      "to_code": "stability.stable",
      "from_value": "0.97",
      "to_value": "pass",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-18",
      "occurred_at": "2026-09-18 09:22:50.752422+00",
      "observed_since": "2026-09-17",
      "source": "scan",
      "summary": "Stability (0.97 → pass)",
      "link": "https://verifymcp.io/servers/mcp-dir-receita-federal-simei-mei-eg-mcp/p-receita-federal-simei-mei-eg#chg-chg_01a0b3d3-66a3-7d22-bbcb-02f44204a8cb"
    },
    {
      "id": "chg_01a09f2d-9222-7925-8023-1c10622bee55",
      "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": "2026-09-14",
      "occurred_at": "2026-09-14 09:09:18.615769+00",
      "observed_since": "2026-09-13",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/mcp-dir-receita-federal-simei-mei-eg-mcp/p-receita-federal-simei-mei-eg#chg-chg_01a09f2d-9222-7925-8023-1c10622bee55"
    },
    {
      "id": "chg_01a08a95-cf4a-7bf5-8fa6-9cff39cc2668",
      "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": "2026-09-10",
      "occurred_at": "2026-09-10 09:11:08.255652+00",
      "observed_since": "2026-09-09",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/mcp-dir-receita-federal-simei-mei-eg-mcp/p-receita-federal-simei-mei-eg#chg-chg_01a08a95-cf4a-7bf5-8fa6-9cff39cc2668"
    },
    {
      "id": "chg_01a0856d-5f2a-78f7-87a5-4442a9a62241",
      "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": "2026-09-09",
      "occurred_at": "2026-09-09 09:08:52.585691+00",
      "observed_since": "2026-09-08",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/mcp-dir-receita-federal-simei-mei-eg-mcp/p-receita-federal-simei-mei-eg#chg-chg_01a0856d-5f2a-78f7-87a5-4442a9a62241"
    },
    {
      "id": "chg_01a07b20-3fcc-74e6-93c6-defe1d0b5097",
      "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 09:08:25.889028+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/mcp-dir-receita-federal-simei-mei-eg-mcp/p-receita-federal-simei-mei-eg#chg-chg_01a07b20-3fcc-74e6-93c6-defe1d0b5097"
    },
    {
      "id": "chg_01a075f9-cbbf-7693-93b9-be4373ba4254",
      "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": "2026-09-06",
      "occurred_at": "2026-09-06 09:08:19.960464+00",
      "observed_since": "2026-09-05",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/mcp-dir-receita-federal-simei-mei-eg-mcp/p-receita-federal-simei-mei-eg#chg-chg_01a075f9-cbbf-7693-93b9-be4373ba4254"
    },
    {
      "id": "chg_01a070d3-33fa-726e-93e3-1d8dc741acc4",
      "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": "2026-09-05",
      "occurred_at": "2026-09-05 09:08:04.216854+00",
      "observed_since": "2026-09-04",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/mcp-dir-receita-federal-simei-mei-eg-mcp/p-receita-federal-simei-mei-eg#chg-chg_01a070d3-33fa-726e-93e3-1d8dc741acc4"
    },
    {
      "id": "chg_01a06686-3564-793a-bc22-8c254b9cdc69",
      "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": "2026-09-03",
      "occurred_at": "2026-09-03 09:07:46.581675+00",
      "observed_since": "2026-09-02",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/mcp-dir-receita-federal-simei-mei-eg-mcp/p-receita-federal-simei-mei-eg#chg-chg_01a06686-3564-793a-bc22-8c254b9cdc69"
    },
    {
      "id": "chg_01a0615f-f89e-78e2-a582-f5135fbeddad",
      "kind": "check.reverified",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_unlisted",
      "to_code": "auth.none_no_destructive",
      "from_value": "unverified",
      "to_value": "partial",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-02",
      "occurred_at": "2026-09-02 09:07:54.438865+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "Authorization (unverified → partial)",
      "link": "https://verifymcp.io/servers/mcp-dir-receita-federal-simei-mei-eg-mcp/p-receita-federal-simei-mei-eg#chg-chg_01a0615f-f89e-78e2-a582-f5135fbeddad"
    },
    {
      "id": "chg_01a0615f-f89f-769f-91a4-98e81f44e00c",
      "kind": "check.reverified",
      "family": "tool-safety-injection",
      "subject_kind": "check",
      "subject": "tool-safety-injection",
      "subject_child": "",
      "from_code": "toolsafety.unreachable",
      "to_code": "toolsafety.injection_clean",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-02",
      "occurred_at": "2026-09-02 09:07:54.438865+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "Injection markers (unverified → pass)",
      "link": "https://verifymcp.io/servers/mcp-dir-receita-federal-simei-mei-eg-mcp/p-receita-federal-simei-mei-eg#chg-chg_01a0615f-f89f-769f-91a4-98e81f44e00c"
    },
    {
      "id": "chg_01a04279-ffa5-73c9-9bc5-a713aab60779",
      "kind": "check.verdict",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.building_history",
      "to_code": "stability.churn",
      "from_value": "0.23",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "days": "8",
        "added": "0",
        "breaks": "0",
        "removed": "7",
        "auth_transport": "0"
      },
      "occurred_on": "2026-08-27",
      "occurred_at": "2026-08-27 09:08:06.676624+00",
      "observed_since": "2026-08-26",
      "source": "scan",
      "summary": "Stability (0.23 → fail)",
      "link": "https://verifymcp.io/servers/mcp-dir-receita-federal-simei-mei-eg-mcp/p-receita-federal-simei-mei-eg#chg-chg_01a04279-ffa5-73c9-9bc5-a713aab60779"
    },
    {
      "id": "chg_01a04279-ffa6-70e4-9b3b-861c3481ef94",
      "kind": "check.unverifiable",
      "family": "tool-safety-injection",
      "subject_kind": "check",
      "subject": "tool-safety-injection",
      "subject_child": "",
      "from_code": "toolsafety.injection_clean",
      "to_code": "toolsafety.unreachable",
      "from_value": "pass",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-27",
      "occurred_at": "2026-08-27 09:08:06.676624+00",
      "observed_since": "2026-08-26",
      "source": "scan",
      "summary": "Tool safety (pass → unverified)",
      "link": "https://verifymcp.io/servers/mcp-dir-receita-federal-simei-mei-eg-mcp/p-receita-federal-simei-mei-eg#chg-chg_01a04279-ffa6-70e4-9b3b-861c3481ef94"
    },
    {
      "id": "chg_01a04279-ffa6-7542-aea4-22bdd46447c6",
      "kind": "check.unverifiable",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_no_destructive",
      "to_code": "auth.none_unlisted",
      "from_value": "partial",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-27",
      "occurred_at": "2026-08-27 09:08:06.676624+00",
      "observed_since": "2026-08-26",
      "source": "scan",
      "summary": "Authorization (partial → unverified)",
      "link": "https://verifymcp.io/servers/mcp-dir-receita-federal-simei-mei-eg-mcp/p-receita-federal-simei-mei-eg#chg-chg_01a04279-ffa6-7542-aea4-22bdd46447c6"
    },
    {
      "id": "chg_01a02de1-7f3d-7624-a48a-81a0f006de98",
      "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": "7",
        "auth_transport": "0"
      },
      "occurred_on": "2026-08-23",
      "occurred_at": "2026-08-23 09:09:07.933325+00",
      "observed_since": "2026-08-22",
      "source": "scan",
      "summary": "Stability (0.10 → fail)",
      "link": "https://verifymcp.io/servers/mcp-dir-receita-federal-simei-mei-eg-mcp/p-receita-federal-simei-mei-eg#chg-chg_01a02de1-7f3d-7624-a48a-81a0f006de98"
    },
    {
      "id": "chg_01a02de1-7f3d-7d20-abe9-a82e00c66e39",
      "kind": "check.unverifiable",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_no_destructive",
      "to_code": "auth.none_unlisted",
      "from_value": "partial",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-23",
      "occurred_at": "2026-08-23 09:09:07.933325+00",
      "observed_since": "2026-08-22",
      "source": "scan",
      "summary": "Authorization (partial → unverified)",
      "link": "https://verifymcp.io/servers/mcp-dir-receita-federal-simei-mei-eg-mcp/p-receita-federal-simei-mei-eg#chg-chg_01a02de1-7f3d-7d20-abe9-a82e00c66e39"
    },
    {
      "id": "chg_01a028bb-2e93-7013-b3ea-48c5bb7fe7f0",
      "kind": "check.reverified",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_unlisted",
      "to_code": "auth.none_no_destructive",
      "from_value": "unverified",
      "to_value": "partial",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-22",
      "occurred_at": "2026-08-22 09:09:10.870985+00",
      "observed_since": "2026-08-21",
      "source": "scan",
      "summary": "Authorization (unverified → partial)",
      "link": "https://verifymcp.io/servers/mcp-dir-receita-federal-simei-mei-eg-mcp/p-receita-federal-simei-mei-eg#chg-chg_01a028bb-2e93-7013-b3ea-48c5bb7fe7f0"
    },
    {
      "id": "chg_01a028bb-2e95-7c56-ac10-c1801efb5068",
      "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": "2026-08-22",
      "occurred_at": "2026-08-22 09:09:10.870985+00",
      "observed_since": "2026-08-20",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/mcp-dir-receita-federal-simei-mei-eg-mcp/p-receita-federal-simei-mei-eg#chg-chg_01a028bb-2e95-7c56-ac10-c1801efb5068"
    },
    {
      "id": "chg_01a02394-bed3-713f-8192-4c8f2736cc01",
      "kind": "check.unverifiable",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.building_history",
      "to_code": "stability.insufficient_history",
      "from_value": "0.03",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-21",
      "occurred_at": "2026-08-21 09:09:05.666871+00",
      "observed_since": "2026-08-20",
      "source": "scan",
      "summary": "Stability (0.03 → unverified)",
      "link": "https://verifymcp.io/servers/mcp-dir-receita-federal-simei-mei-eg-mcp/p-receita-federal-simei-mei-eg#chg-chg_01a02394-bed3-713f-8192-4c8f2736cc01"
    },
    {
      "id": "chg_01a02394-bed3-7eae-baea-d0e16bfafa29",
      "kind": "check.unverifiable",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_no_destructive",
      "to_code": "auth.none_unlisted",
      "from_value": "partial",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-21",
      "occurred_at": "2026-08-21 09:09:05.666871+00",
      "observed_since": "2026-08-20",
      "source": "scan",
      "summary": "Authorization (partial → unverified)",
      "link": "https://verifymcp.io/servers/mcp-dir-receita-federal-simei-mei-eg-mcp/p-receita-federal-simei-mei-eg#chg-chg_01a02394-bed3-7eae-baea-d0e16bfafa29"
    },
    {
      "id": "chg_01a02394-bed5-782d-93d1-8fcc93c4de20",
      "kind": "capture.status_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "capture",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": "verified",
      "to_value": "not_mcp",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "to": "not_mcp",
        "from": "verified"
      },
      "occurred_on": "2026-08-21",
      "occurred_at": "2026-08-21 09:09:05.666871+00",
      "observed_since": "2026-08-20",
      "source": "scan",
      "summary": "Endpoint reachability (reachable → not serving MCP)",
      "link": "https://verifymcp.io/servers/mcp-dir-receita-federal-simei-mei-eg-mcp/p-receita-federal-simei-mei-eg#chg-chg_01a02394-bed5-782d-93d1-8fcc93c4de20"
    },
    {
      "id": "chg_01a01e6d-c063-760e-8579-f1832fc999cc",
      "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": "2026-08-20",
      "occurred_at": "2026-08-20 09:08:24.206367+00",
      "observed_since": "2026-08-19",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/mcp-dir-receita-federal-simei-mei-eg-mcp/p-receita-federal-simei-mei-eg#chg-chg_01a01e6d-c063-760e-8579-f1832fc999cc"
    }
  ],
  "days": [
    {
      "date": "2026-09-25",
      "total": 76,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-21",
      "total": 76,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-20",
      "total": 76,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-18",
      "total": 76,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-17",
      "total": 76,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 93,
        "to": 97,
        "delta": 4,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 28,
          "to_days": 29
        },
        "partial": false,
        "compared_to": "2026-09-16",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 93 to 97. That category is still filling its 30-day observation window: 28 days of observed history at the previous scan, 29 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-09-14",
      "total": 75,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 2
    },
    {
      "date": "2026-09-12",
      "total": 74,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 77,
        "to": 80,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 23,
          "to_days": 24
        },
        "partial": false,
        "compared_to": "2026-09-11",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 77 to 80. That category is still filling its 30-day observation window: 23 days of observed history at the previous scan, 24 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-09-10",
      "total": 73,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 2
    }
  ]
}