{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "mcp-dir-receita-federal-sal-cadastro-mcp",
  "component": "p-receita-federal-sal-cadastro",
  "generated_at": "2026-09-25T10:15:20.424Z",
  "tracking_since": "2026-08-19",
  "counts": {
    "critical": 0,
    "security": 22,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a0c33c-04e0-743c-9f12-c36f862e2c06",
      "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 09:11:25.304112+00",
      "observed_since": "2026-09-20",
      "source": "scan",
      "summary": "Stability (0.97 → pass)",
      "link": "https://verifymcp.io/servers/mcp-dir-receita-federal-sal-cadastro-mcp/p-receita-federal-sal-cadastro#chg-chg_01a0c33c-04e0-743c-9f12-c36f862e2c06"
    },
    {
      "id": "chg_01a0b3c7-9816-7440-b787-f337e086395f",
      "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 09:09:56.73906+00",
      "observed_since": "2026-09-17",
      "source": "scan",
      "summary": "Stability (0.97 → pass)",
      "link": "https://verifymcp.io/servers/mcp-dir-receita-federal-sal-cadastro-mcp/p-receita-federal-sal-cadastro#chg-chg_01a0b3c7-9816-7440-b787-f337e086395f"
    },
    {
      "id": "chg_01a09f2d-3c2d-7988-8459-37a20dfac4d3",
      "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 09:08:56.741781+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-sal-cadastro-mcp/p-receita-federal-sal-cadastro#chg-chg_01a09f2d-3c2d-7988-8459-37a20dfac4d3"
    },
    {
      "id": "chg_01a08a95-74ca-7b27-9d78-8749a3c79f46",
      "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 09:10:45.289301+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-sal-cadastro-mcp/p-receita-federal-sal-cadastro#chg-chg_01a08a95-74ca-7b27-9d78-8749a3c79f46"
    },
    {
      "id": "chg_01a0856d-0339-7d41-881e-320679babf92",
      "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 09:08:29.048394+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-sal-cadastro-mcp/p-receita-federal-sal-cadastro#chg-chg_01a0856d-0339-7d41-881e-320679babf92"
    },
    {
      "id": "chg_01a07b1f-e280-7820-8901-ca59f06ceb89",
      "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 09:08:01.980404+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-sal-cadastro-mcp/p-receita-federal-sal-cadastro#chg-chg_01a07b1f-e280-7820-8901-ca59f06ceb89"
    },
    {
      "id": "chg_01a075f9-7370-771d-a8aa-4af4a1ec7327",
      "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 09:07:57.331433+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-sal-cadastro-mcp/p-receita-federal-sal-cadastro#chg-chg_01a075f9-7370-771d-a8aa-4af4a1ec7327"
    },
    {
      "id": "chg_01a070d2-dc92-7ea2-9cee-d8812de20332",
      "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 09:07:41.826772+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-sal-cadastro-mcp/p-receita-federal-sal-cadastro#chg-chg_01a070d2-dc92-7ea2-9cee-d8812de20332"
    },
    {
      "id": "chg_01a06685-bb99-7013-9913-534e74eb0272",
      "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 09:07:15.415803+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-sal-cadastro-mcp/p-receita-federal-sal-cadastro#chg-chg_01a06685-bb99-7013-9913-534e74eb0272"
    },
    {
      "id": "chg_01a0615f-9163-7879-9cbd-10e0ae1c6875",
      "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 09:07:27.978356+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "Authorization (unverified → partial)",
      "link": "https://verifymcp.io/servers/mcp-dir-receita-federal-sal-cadastro-mcp/p-receita-federal-sal-cadastro#chg-chg_01a0615f-9163-7879-9cbd-10e0ae1c6875"
    },
    {
      "id": "chg_01a0615f-9165-753f-8c98-76653c241a99",
      "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 09:07:27.978356+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "Injection markers (unverified → pass)",
      "link": "https://verifymcp.io/servers/mcp-dir-receita-federal-sal-cadastro-mcp/p-receita-federal-sal-cadastro#chg-chg_01a0615f-9165-753f-8c98-76653c241a99"
    },
    {
      "id": "chg_01a04279-8473-79dc-b30d-fd33fe283faf",
      "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 09:07:35.133386+00",
      "observed_since": "2026-08-26",
      "source": "scan",
      "summary": "Stability (0.23 → fail)",
      "link": "https://verifymcp.io/servers/mcp-dir-receita-federal-sal-cadastro-mcp/p-receita-federal-sal-cadastro#chg-chg_01a04279-8473-79dc-b30d-fd33fe283faf"
    },
    {
      "id": "chg_01a04279-8474-7b6b-bfa3-eab1fd8fc131",
      "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 09:07:35.133386+00",
      "observed_since": "2026-08-26",
      "source": "scan",
      "summary": "Tool safety (pass → unverified)",
      "link": "https://verifymcp.io/servers/mcp-dir-receita-federal-sal-cadastro-mcp/p-receita-federal-sal-cadastro#chg-chg_01a04279-8474-7b6b-bfa3-eab1fd8fc131"
    },
    {
      "id": "chg_01a04279-8475-749a-bc81-931f7bf7908d",
      "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 09:07:35.133386+00",
      "observed_since": "2026-08-26",
      "source": "scan",
      "summary": "Authorization (partial → unverified)",
      "link": "https://verifymcp.io/servers/mcp-dir-receita-federal-sal-cadastro-mcp/p-receita-federal-sal-cadastro#chg-chg_01a04279-8475-749a-bc81-931f7bf7908d"
    },
    {
      "id": "chg_01a02de1-0b76-7955-b2d5-90d62b036332",
      "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 09:08:38.287178+00",
      "observed_since": "2026-08-22",
      "source": "scan",
      "summary": "Stability (0.10 → fail)",
      "link": "https://verifymcp.io/servers/mcp-dir-receita-federal-sal-cadastro-mcp/p-receita-federal-sal-cadastro#chg-chg_01a02de1-0b76-7955-b2d5-90d62b036332"
    },
    {
      "id": "chg_01a02de1-0b77-7814-aa3e-6b40c124da2a",
      "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 09:08:38.287178+00",
      "observed_since": "2026-08-22",
      "source": "scan",
      "summary": "Authorization (partial → unverified)",
      "link": "https://verifymcp.io/servers/mcp-dir-receita-federal-sal-cadastro-mcp/p-receita-federal-sal-cadastro#chg-chg_01a02de1-0b77-7814-aa3e-6b40c124da2a"
    },
    {
      "id": "chg_01a028ba-bb62-70a3-bcb8-72124c2e0304",
      "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 09:08:41.391955+00",
      "observed_since": "2026-08-21",
      "source": "scan",
      "summary": "Authorization (unverified → partial)",
      "link": "https://verifymcp.io/servers/mcp-dir-receita-federal-sal-cadastro-mcp/p-receita-federal-sal-cadastro#chg-chg_01a028ba-bb62-70a3-bcb8-72124c2e0304"
    },
    {
      "id": "chg_01a028ba-bb65-7285-b4d7-4a2ad9eaf9b1",
      "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 09:08:41.391955+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-sal-cadastro-mcp/p-receita-federal-sal-cadastro#chg-chg_01a028ba-bb65-7285-b4d7-4a2ad9eaf9b1"
    },
    {
      "id": "chg_01a02394-4981-71e2-9c48-5afac75b2085",
      "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 09:08:35.644333+00",
      "observed_since": "2026-08-20",
      "source": "scan",
      "summary": "Stability (0.03 → unverified)",
      "link": "https://verifymcp.io/servers/mcp-dir-receita-federal-sal-cadastro-mcp/p-receita-federal-sal-cadastro#chg-chg_01a02394-4981-71e2-9c48-5afac75b2085"
    },
    {
      "id": "chg_01a02394-4982-79af-8860-63c099a62a2e",
      "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 09:08:35.644333+00",
      "observed_since": "2026-08-20",
      "source": "scan",
      "summary": "Authorization (partial → unverified)",
      "link": "https://verifymcp.io/servers/mcp-dir-receita-federal-sal-cadastro-mcp/p-receita-federal-sal-cadastro#chg-chg_01a02394-4982-79af-8860-63c099a62a2e"
    },
    {
      "id": "chg_01a02394-4986-7b7a-8702-befdee3c69fc",
      "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 09:08:35.644333+00",
      "observed_since": "2026-08-20",
      "source": "scan",
      "summary": "Endpoint reachability (reachable → not serving MCP)",
      "link": "https://verifymcp.io/servers/mcp-dir-receita-federal-sal-cadastro-mcp/p-receita-federal-sal-cadastro#chg-chg_01a02394-4986-7b7a-8702-befdee3c69fc"
    },
    {
      "id": "chg_01a01e6d-bc78-7373-b9dc-3a2f85aa8b87",
      "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 09:08:23.191557+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-sal-cadastro-mcp/p-receita-federal-sal-cadastro#chg-chg_01a01e6d-bc78-7373-b9dc-3a2f85aa8b87"
    }
  ],
  "days": [
    {
      "date": "2026-09-25",
      "total": 18,
      "delta": -59,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-21",
      "total": 77,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-20",
      "total": 77,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-18",
      "total": 77,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-17",
      "total": 77,
      "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": "2026-09-15",
      "total": 76,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 87,
        "to": 90,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 26,
          "to_days": 27
        },
        "partial": false,
        "compared_to": "2026-09-14",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 87 to 90. That category is still filling its 30-day observation window: 26 days of observed history at the previous scan, 27 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": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 2
    },
    {
      "date": "2026-09-13",
      "total": 75,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 80,
        "to": 83,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 24,
          "to_days": 25
        },
        "partial": false,
        "compared_to": "2026-09-12",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 80 to 83. That category is still filling its 30-day observation window: 24 days of observed history at the previous scan, 25 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    }
  ]
}