{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "mcp-dir-registro-pf-ar-mcp",
  "component": "p-registro-pf-ar",
  "generated_at": "2026-09-25T04:43:47.756Z",
  "tracking_since": "2026-08-15",
  "counts": {
    "critical": 0,
    "security": 29,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a0bd3b-4c52-7ba0-a48d-55c849c0a2ee",
      "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": "2026-09-20",
      "occurred_at": "2026-09-20 05:12:54.918067+00",
      "observed_since": "2026-09-19",
      "source": "scan",
      "summary": "Stability (0.97 → pass)",
      "link": "https://verifymcp.io/servers/mcp-dir-registro-pf-ar-mcp/p-registro-pf-ar#chg-chg_01a0bd3b-4c52-7ba0-a48d-55c849c0a2ee"
    },
    {
      "id": "chg_01a09e53-8427-7a0c-8c57-4a43305d177b",
      "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": "2026-09-14",
      "occurred_at": "2026-09-14 05:11:08.409028+00",
      "observed_since": "2026-09-13",
      "source": "scan",
      "summary": "Stability (0.97 → pass)",
      "link": "https://verifymcp.io/servers/mcp-dir-registro-pf-ar-mcp/p-registro-pf-ar#chg-chg_01a09e53-8427-7a0c-8c57-4a43305d177b"
    },
    {
      "id": "chg_01a09e53-8429-790c-b355-a9e96e77ff7e",
      "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 05:11:08.409028+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-registro-pf-ar-mcp/p-registro-pf-ar#chg-chg_01a09e53-8429-790c-b355-a9e96e77ff7e"
    },
    {
      "id": "chg_01a089b9-f99d-78d9-a029-543eebaf9732",
      "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 05:11:01.627174+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-registro-pf-ar-mcp/p-registro-pf-ar#chg-chg_01a089b9-f99d-78d9-a029-543eebaf9732"
    },
    {
      "id": "chg_01a08493-871d-7d8f-a878-45030409564f",
      "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 05:10:55.98166+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-registro-pf-ar-mcp/p-registro-pf-ar#chg-chg_01a08493-871d-7d8f-a878-45030409564f"
    },
    {
      "id": "chg_01a07a47-682e-784a-901c-111c00a50dd3",
      "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 05:11:34.920077+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-registro-pf-ar-mcp/p-registro-pf-ar#chg-chg_01a07a47-682e-784a-901c-111c00a50dd3"
    },
    {
      "id": "chg_01a0751f-fe87-7f32-901b-cbae33316207",
      "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 05:10:26.067339+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-registro-pf-ar-mcp/p-registro-pf-ar#chg-chg_01a0751f-fe87-7f32-901b-cbae33316207"
    },
    {
      "id": "chg_01a06ff9-adb5-7e4f-a4b3-e40b27940331",
      "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 05:10:28.743001+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-registro-pf-ar-mcp/p-registro-pf-ar#chg-chg_01a06ff9-adb5-7e4f-a4b3-e40b27940331"
    },
    {
      "id": "chg_01a065ac-9619-7153-a378-c412f11b6bed",
      "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 05:10:04.348202+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-registro-pf-ar-mcp/p-registro-pf-ar#chg-chg_01a065ac-9619-7153-a378-c412f11b6bed"
    },
    {
      "id": "chg_01a06086-a945-7c67-a19c-dfb5b104bb26",
      "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 05:10:32.886559+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "Authorization (unverified → partial)",
      "link": "https://verifymcp.io/servers/mcp-dir-registro-pf-ar-mcp/p-registro-pf-ar#chg-chg_01a06086-a945-7c67-a19c-dfb5b104bb26"
    },
    {
      "id": "chg_01a06086-a946-76e3-958f-f5ea0e6b6b67",
      "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 05:10:32.886559+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "Injection markers (unverified → pass)",
      "link": "https://verifymcp.io/servers/mcp-dir-registro-pf-ar-mcp/p-registro-pf-ar#chg-chg_01a06086-a946-76e3-958f-f5ea0e6b6b67"
    },
    {
      "id": "chg_01a0419d-7f2f-7283-8f6a-1fa7ade11d7e",
      "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 05:07:15.812945+00",
      "observed_since": "2026-08-26",
      "source": "scan",
      "summary": "Tool safety (pass → unverified)",
      "link": "https://verifymcp.io/servers/mcp-dir-registro-pf-ar-mcp/p-registro-pf-ar#chg-chg_01a0419d-7f2f-7283-8f6a-1fa7ade11d7e"
    },
    {
      "id": "chg_01a0419d-7f30-7688-913f-0ac2a5aba268",
      "kind": "check.verdict",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.building_history",
      "to_code": "stability.churn",
      "from_value": "0.37",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "days": "12",
        "added": "0",
        "breaks": "0",
        "removed": "7",
        "auth_transport": "0"
      },
      "occurred_on": "2026-08-27",
      "occurred_at": "2026-08-27 05:07:15.812945+00",
      "observed_since": "2026-08-26",
      "source": "scan",
      "summary": "Stability (0.37 → fail)",
      "link": "https://verifymcp.io/servers/mcp-dir-registro-pf-ar-mcp/p-registro-pf-ar#chg-chg_01a0419d-7f30-7688-913f-0ac2a5aba268"
    },
    {
      "id": "chg_01a0419d-7f31-70d3-9749-2f7634843df4",
      "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 05:07:15.812945+00",
      "observed_since": "2026-08-26",
      "source": "scan",
      "summary": "Authorization (partial → unverified)",
      "link": "https://verifymcp.io/servers/mcp-dir-registro-pf-ar-mcp/p-registro-pf-ar#chg-chg_01a0419d-7f31-70d3-9749-2f7634843df4"
    },
    {
      "id": "chg_01a03750-fc4d-7562-8193-9514734c0fe7",
      "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": "2026-08-25",
      "occurred_at": "2026-08-25 05:07:29.391846+00",
      "observed_since": "2026-08-24",
      "source": "scan",
      "summary": "Authorization (unverified → partial)",
      "link": "https://verifymcp.io/servers/mcp-dir-registro-pf-ar-mcp/p-registro-pf-ar#chg-chg_01a03750-fc4d-7562-8193-9514734c0fe7"
    },
    {
      "id": "chg_01a0322a-94c5-7c84-9e64-cb646bb69610",
      "kind": "check.verdict",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.building_history",
      "to_code": "stability.churn",
      "from_value": "0.27",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "days": "9",
        "added": "0",
        "breaks": "0",
        "removed": "7",
        "auth_transport": "0"
      },
      "occurred_on": "2026-08-24",
      "occurred_at": "2026-08-24 05:07:26.429041+00",
      "observed_since": "2026-08-23",
      "source": "scan",
      "summary": "Stability (0.27 → fail)",
      "link": "https://verifymcp.io/servers/mcp-dir-registro-pf-ar-mcp/p-registro-pf-ar#chg-chg_01a0322a-94c5-7c84-9e64-cb646bb69610"
    },
    {
      "id": "chg_01a0322a-94c7-712d-9248-5ca4f2503cbc",
      "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": "2026-08-24",
      "occurred_at": "2026-08-24 05:07:26.429041+00",
      "observed_since": "2026-08-23",
      "source": "scan",
      "summary": "Authorization (partial → unverified)",
      "link": "https://verifymcp.io/servers/mcp-dir-registro-pf-ar-mcp/p-registro-pf-ar#chg-chg_01a0322a-94c7-712d-9248-5ca4f2503cbc"
    },
    {
      "id": "chg_01a02d04-1204-7843-8260-b54e5018d540",
      "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": "2026-08-23",
      "occurred_at": "2026-08-23 05:07:16.551706+00",
      "observed_since": "2026-08-22",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/mcp-dir-registro-pf-ar-mcp/p-registro-pf-ar#chg-chg_01a02d04-1204-7843-8260-b54e5018d540"
    },
    {
      "id": "chg_01a027dd-8afb-713d-a2cd-f5e26c8f9045",
      "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 05:07:05.479277+00",
      "observed_since": "2026-08-21",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/mcp-dir-registro-pf-ar-mcp/p-registro-pf-ar#chg-chg_01a027dd-8afb-713d-a2cd-f5e26c8f9045"
    },
    {
      "id": "chg_01a022b7-276c-75ef-9575-9c2527c79dd3",
      "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": "2026-08-21",
      "occurred_at": "2026-08-21 05:07:03.563599+00",
      "observed_since": "2026-08-20",
      "source": "scan",
      "summary": "Authorization (unverified → partial)",
      "link": "https://verifymcp.io/servers/mcp-dir-registro-pf-ar-mcp/p-registro-pf-ar#chg-chg_01a022b7-276c-75ef-9575-9c2527c79dd3"
    },
    {
      "id": "chg_01a022b7-276d-71f0-a0c0-5dba4c89ba5d",
      "kind": "check.verdict",
      "family": "transport",
      "subject_kind": "check",
      "subject": "transport",
      "subject_child": "",
      "from_code": "transport.http_error",
      "to_code": "transport.verified",
      "from_value": "fail",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {
        "transport": "streamable-http"
      },
      "occurred_on": "2026-08-21",
      "occurred_at": "2026-08-21 05:07:03.563599+00",
      "observed_since": "2026-08-20",
      "source": "scan",
      "summary": "Transport (fail → pass)",
      "link": "https://verifymcp.io/servers/mcp-dir-registro-pf-ar-mcp/p-registro-pf-ar#chg-chg_01a022b7-276d-71f0-a0c0-5dba4c89ba5d"
    },
    {
      "id": "chg_01a022b7-276f-78ba-b7b6-0ec650bff428",
      "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": "2026-08-21",
      "occurred_at": "2026-08-21 05:07:03.563599+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-registro-pf-ar-mcp/p-registro-pf-ar#chg-chg_01a022b7-276f-78ba-b7b6-0ec650bff428"
    },
    {
      "id": "chg_01a01d93-1dd6-7639-8507-e859412bea33",
      "kind": "check.unverifiable",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.building_history",
      "to_code": "stability.insufficient_history",
      "from_value": "0.13",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-20",
      "occurred_at": "2026-08-20 05:09:35.694235+00",
      "observed_since": "2026-08-19",
      "source": "scan",
      "summary": "Stability (0.13 → unverified)",
      "link": "https://verifymcp.io/servers/mcp-dir-registro-pf-ar-mcp/p-registro-pf-ar#chg-chg_01a01d93-1dd6-7639-8507-e859412bea33"
    },
    {
      "id": "chg_01a01d93-1dd7-794b-a709-40e6fde3e7eb",
      "kind": "check.verdict",
      "family": "transport",
      "subject_kind": "check",
      "subject": "transport",
      "subject_child": "",
      "from_code": "transport.verified",
      "to_code": "transport.http_error",
      "from_value": "pass",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "status": "502",
        "transport": "streamable-http"
      },
      "occurred_on": "2026-08-20",
      "occurred_at": "2026-08-20 05:09:35.694235+00",
      "observed_since": "2026-08-19",
      "source": "scan",
      "summary": "Transport (pass → fail)",
      "link": "https://verifymcp.io/servers/mcp-dir-registro-pf-ar-mcp/p-registro-pf-ar#chg-chg_01a01d93-1dd7-794b-a709-40e6fde3e7eb"
    },
    {
      "id": "chg_01a01d93-1dd8-707b-b485-31f1d7e31284",
      "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": "2026-08-20",
      "occurred_at": "2026-08-20 05:09:35.694235+00",
      "observed_since": "2026-08-19",
      "source": "scan",
      "summary": "Authorization (partial → unverified)",
      "link": "https://verifymcp.io/servers/mcp-dir-registro-pf-ar-mcp/p-registro-pf-ar#chg-chg_01a01d93-1dd8-707b-b485-31f1d7e31284"
    },
    {
      "id": "chg_01a01d93-1dda-70f6-a557-2cf49d01ca8b",
      "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": "2026-08-20",
      "occurred_at": "2026-08-20 05:09:35.694235+00",
      "observed_since": "2026-08-19",
      "source": "scan",
      "summary": "Endpoint reachability (reachable → not serving MCP)",
      "link": "https://verifymcp.io/servers/mcp-dir-registro-pf-ar-mcp/p-registro-pf-ar#chg-chg_01a01d93-1dda-70f6-a557-2cf49d01ca8b"
    },
    {
      "id": "chg_01a0186b-e0b3-7a02-8367-e6ce7e4cc382",
      "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": "2026-08-19",
      "occurred_at": "2026-08-19 05:08:38.116497+00",
      "observed_since": "2026-08-18",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/mcp-dir-registro-pf-ar-mcp/p-registro-pf-ar#chg-chg_01a0186b-e0b3-7a02-8367-e6ce7e4cc382"
    },
    {
      "id": "chg_01a01345-7a0c-71ad-9d57-81752995bb8b",
      "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": "2026-08-18",
      "occurred_at": "2026-08-18 05:08:35.30613+00",
      "observed_since": "2026-08-17",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/mcp-dir-registro-pf-ar-mcp/p-registro-pf-ar#chg-chg_01a01345-7a0c-71ad-9d57-81752995bb8b"
    },
    {
      "id": "chg_01a00e1f-013a-7a17-845d-cebaf5c1a635",
      "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": "2026-08-17",
      "occurred_at": "2026-08-17 05:08:27.973486+00",
      "observed_since": "2026-08-16",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/mcp-dir-registro-pf-ar-mcp/p-registro-pf-ar#chg-chg_01a00e1f-013a-7a17-845d-cebaf5c1a635"
    }
  ],
  "days": [
    {
      "date": "2026-09-20",
      "total": 77,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-19",
      "total": 77,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-14",
      "total": 77,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 3
    },
    {
      "date": "2026-09-13",
      "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": "2026-09-12",
        "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": "2026-09-11",
      "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": "2026-09-10",
        "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": "2026-09-10",
      "total": 75,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 2
    },
    {
      "date": "2026-09-09",
      "total": 75,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 2
    },
    {
      "date": "2026-09-07",
      "total": 74,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 2
    }
  ]
}