{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "agentstacktech-agentstack",
  "component": "agentstack",
  "generated_at": "2026-11-05T05:39:50.051Z",
  "tracking_since": "2026-10-07",
  "counts": {
    "critical": 0,
    "security": 25,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a1a05d-cfa0-73b8-9cc6-993a44ff1ec5",
      "kind": "check.reverified",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.unreachable",
      "to_code": "auth.none_no_destructive",
      "from_value": "unverified",
      "to_value": "partial",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-11-03",
      "occurred_at": "2026-11-03 07:44:24.967298+00",
      "observed_since": "2026-11-02",
      "source": "scan",
      "summary": "Authorization (unverified → partial)",
      "link": "https://verifymcp.io/servers/agentstacktech-agentstack/agentstack#chg-chg_01a1a05d-cfa0-73b8-9cc6-993a44ff1ec5"
    },
    {
      "id": "chg_01a1a05d-cfa1-740e-b538-d1af3b86c711",
      "kind": "check.verdict",
      "family": "hsts",
      "subject_kind": "check",
      "subject": "hsts",
      "subject_child": "",
      "from_code": "headers.hsts_absent",
      "to_code": "headers.hsts_present",
      "from_value": "fail",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-11-03",
      "occurred_at": "2026-11-03 07:44:24.967298+00",
      "observed_since": "2026-11-02",
      "source": "scan",
      "summary": "HSTS header (fail → pass)",
      "link": "https://verifymcp.io/servers/agentstacktech-agentstack/agentstack#chg-chg_01a1a05d-cfa1-740e-b538-d1af3b86c711"
    },
    {
      "id": "chg_01a1a05d-cfa1-79fb-8bf9-19c4b3bdc1c9",
      "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": "2026-11-03",
      "occurred_at": "2026-11-03 07:44:24.967298+00",
      "observed_since": "2026-11-02",
      "source": "scan",
      "summary": "Transport (fail → pass)",
      "link": "https://verifymcp.io/servers/agentstacktech-agentstack/agentstack#chg-chg_01a1a05d-cfa1-79fb-8bf9-19c4b3bdc1c9"
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    {
      "id": "chg_01a1a05d-cfa2-7863-b250-44ec7e3bbd9f",
      "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": "2026-11-03",
      "occurred_at": "2026-11-03 07:44:24.967298+00",
      "observed_since": "2026-11-02",
      "source": "scan",
      "summary": "Injection markers (unverified → pass)",
      "link": "https://verifymcp.io/servers/agentstacktech-agentstack/agentstack#chg-chg_01a1a05d-cfa2-7863-b250-44ec7e3bbd9f"
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    {
      "id": "chg_01a19b32-6033-7036-9b70-b8cb3a7d2b93",
      "kind": "check.unverifiable",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.building_history",
      "to_code": "stability.insufficient_history",
      "from_value": "0.83",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
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      "occurred_at": "2026-11-02 07:38:52.304112+00",
      "observed_since": "2026-11-01",
      "source": "scan",
      "summary": "Stability (0.83 → unverified)",
      "link": "https://verifymcp.io/servers/agentstacktech-agentstack/agentstack#chg-chg_01a19b32-6033-7036-9b70-b8cb3a7d2b93"
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    {
      "id": "chg_01a19b32-6034-7302-b9eb-a2d2ad0abc5c",
      "kind": "check.verdict",
      "family": "transport",
      "subject_kind": "check",
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      "from_code": "transport.verified",
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      "from_value": "pass",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "status": "504",
        "transport": "streamable-http"
      },
      "occurred_on": "2026-11-02",
      "occurred_at": "2026-11-02 07:38:52.304112+00",
      "observed_since": "2026-11-01",
      "source": "scan",
      "summary": "Transport (pass → fail)",
      "link": "https://verifymcp.io/servers/agentstacktech-agentstack/agentstack#chg-chg_01a19b32-6034-7302-b9eb-a2d2ad0abc5c"
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    {
      "id": "chg_01a19b32-6034-7be9-82c9-5d3c868592ca",
      "kind": "check.unverifiable",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_no_destructive",
      "to_code": "auth.unreachable",
      "from_value": "partial",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-11-02",
      "occurred_at": "2026-11-02 07:38:52.304112+00",
      "observed_since": "2026-11-01",
      "source": "scan",
      "summary": "Authorization (partial → unverified)",
      "link": "https://verifymcp.io/servers/agentstacktech-agentstack/agentstack#chg-chg_01a19b32-6034-7be9-82c9-5d3c868592ca"
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    {
      "id": "chg_01a19b32-6035-73df-95a9-42b6b4bdaf9c",
      "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": "2026-11-02",
      "occurred_at": "2026-11-02 07:38:52.304112+00",
      "observed_since": "2026-11-01",
      "source": "scan",
      "summary": "Tool safety (pass → unverified)",
      "link": "https://verifymcp.io/servers/agentstacktech-agentstack/agentstack#chg-chg_01a19b32-6035-73df-95a9-42b6b4bdaf9c"
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    {
      "id": "chg_01a19b32-6035-7ca6-ac42-01faa4a5c248",
      "kind": "check.verdict",
      "family": "hsts",
      "subject_kind": "check",
      "subject": "hsts",
      "subject_child": "",
      "from_code": "headers.hsts_present",
      "to_code": "headers.hsts_absent",
      "from_value": "pass",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-11-02",
      "occurred_at": "2026-11-02 07:38:52.304112+00",
      "observed_since": "2026-11-01",
      "source": "scan",
      "summary": "HSTS header (pass → fail)",
      "link": "https://verifymcp.io/servers/agentstacktech-agentstack/agentstack#chg-chg_01a19b32-6035-7ca6-ac42-01faa4a5c248"
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    {
      "id": "chg_01a19b32-6037-7a7c-be6e-b2a4a5f75ced",
      "kind": "capture.status_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "capture",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": "verified",
      "to_value": "unreachable",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "to": "unreachable",
        "from": "verified"
      },
      "occurred_on": "2026-11-02",
      "occurred_at": "2026-11-02 07:38:52.304112+00",
      "observed_since": "2026-11-01",
      "source": "scan",
      "summary": "Endpoint reachability (reachable → unreachable)",
      "link": "https://verifymcp.io/servers/agentstacktech-agentstack/agentstack#chg-chg_01a19b32-6037-7a7c-be6e-b2a4a5f75ced"
    },
    {
      "id": "chg_01a16cd6-0e5b-7a19-8c5e-6b4f7dbd279e",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "agentstack.execute",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "agentstack.execute"
      },
      "occurred_on": "2026-10-24",
      "occurred_at": "2026-10-24 07:35:30.11581+00",
      "observed_since": "2026-10-23",
      "source": "scan",
      "summary": "Tool “agentstack.execute” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/agentstacktech-agentstack/agentstack#chg-chg_01a16cd6-0e5b-7a19-8c5e-6b4f7dbd279e"
    },
    {
      "id": "chg_01a1628a-24a8-7e2e-8954-99f6448a078b",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "agentstack.execute",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "agentstack.execute"
      },
      "occurred_on": "2026-10-22",
      "occurred_at": "2026-10-22 07:36:22.930038+00",
      "observed_since": "2026-10-21",
      "source": "scan",
      "summary": "Tool “agentstack.execute” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/agentstacktech-agentstack/agentstack#chg-chg_01a1628a-24a8-7e2e-8954-99f6448a078b"
    },
    {
      "id": "chg_01a1530f-eca5-7327-91e6-be25e249cdac",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "agentstack.execute",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "agentstack.execute"
      },
      "occurred_on": "2026-10-19",
      "occurred_at": "2026-10-19 07:28:34.964648+00",
      "observed_since": "2026-10-18",
      "source": "scan",
      "summary": "Tool “agentstack.execute” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/agentstacktech-agentstack/agentstack#chg-chg_01a1530f-eca5-7327-91e6-be25e249cdac"
    },
    {
      "id": "chg_01a14de9-4ccd-7e51-a976-211bd499bc71",
      "kind": "server.instructions_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "instructions",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-10-18",
      "occurred_at": "2026-10-18 07:28:14.903566+00",
      "observed_since": "2026-10-17",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/agentstacktech-agentstack/agentstack#chg-chg_01a14de9-4ccd-7e51-a976-211bd499bc71"
    },
    {
      "id": "chg_01a148c2-e8c0-705d-b50a-88d00ad1382c",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "agentstack.execute",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "agentstack.execute"
      },
      "occurred_on": "2026-10-17",
      "occurred_at": "2026-10-17 07:28:15.518737+00",
      "observed_since": "2026-10-16",
      "source": "scan",
      "summary": "Tool “agentstack.execute” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/agentstacktech-agentstack/agentstack#chg-chg_01a148c2-e8c0-705d-b50a-88d00ad1382c"
    },
    {
      "id": "chg_01a13e7a-1ac8-7b3b-8f98-1c9dbe71d6e6",
      "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": "1",
        "removed": "0",
        "auth_transport": "0"
      },
      "occurred_on": "2026-10-15",
      "occurred_at": "2026-10-15 07:32:30.863073+00",
      "observed_since": "2026-10-14",
      "source": "scan",
      "summary": "Stability (0.23 → fail)",
      "link": "https://verifymcp.io/servers/agentstacktech-agentstack/agentstack#chg-chg_01a13e7a-1ac8-7b3b-8f98-1c9dbe71d6e6"
    },
    {
      "id": "chg_01a13e7a-1b19-7c20-aa36-1038bf4a5cb2",
      "kind": "check.verdict",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_destructive",
      "to_code": "auth.none_no_destructive",
      "from_value": "fail",
      "to_value": "partial",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-10-15",
      "occurred_at": "2026-10-15 07:32:30.863073+00",
      "observed_since": "2026-10-14",
      "source": "scan",
      "summary": "Authorization (fail → partial)",
      "link": "https://verifymcp.io/servers/agentstacktech-agentstack/agentstack#chg-chg_01a13e7a-1b19-7c20-aa36-1038bf4a5cb2"
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    {
      "id": "chg_01a13e7a-1b2c-72c2-a229-adee4c21a64d",
      "kind": "tool.destructive_cleared",
      "family": "",
      "subject_kind": "tool",
      "subject": "agentstack.execute",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": "true",
      "to_value": "false",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "to": "false",
        "from": "true",
        "tool": "agentstack.execute"
      },
      "occurred_on": "2026-10-15",
      "occurred_at": "2026-10-15 07:32:30.863073+00",
      "observed_since": "2026-10-14",
      "source": "scan",
      "summary": "Tool “agentstack.execute” no longer declares itself destructive",
      "link": "https://verifymcp.io/servers/agentstacktech-agentstack/agentstack#chg-chg_01a13e7a-1b2c-72c2-a229-adee4c21a64d"
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    {
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      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "agentstack.execute",
      "subject_child": "",
      "from_code": null,
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      "from_value": null,
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      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "agentstack.execute"
      },
      "occurred_on": "2026-10-15",
      "occurred_at": "2026-10-15 07:32:30.863073+00",
      "observed_since": "2026-10-14",
      "source": "scan",
      "summary": "Tool “agentstack.execute” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/agentstacktech-agentstack/agentstack#chg-chg_01a13e7a-1b2c-77ef-b2a8-2102f85ca325"
    },
    {
      "id": "chg_01a13e7a-1b2d-7e9a-969d-b66fe8194d2b",
      "kind": "server.breaking_without_version_bump",
      "family": "",
      "subject_kind": "server",
      "subject": "0.4.22",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": "0.4.22",
      "to_value": "0.4.22",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "removed": "0",
        "version": "0.4.22",
        "breaking": "1"
      },
      "occurred_on": "2026-10-15",
      "occurred_at": "2026-10-15 07:32:30.863073+00",
      "observed_since": "2026-10-14",
      "source": "scan",
      "summary": "A breaking change shipped without a version bump (still 0.4.22)",
      "link": "https://verifymcp.io/servers/agentstacktech-agentstack/agentstack#chg-chg_01a13e7a-1b2d-7e9a-969d-b66fe8194d2b"
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    {
      "id": "chg_01a13958-54de-76ea-b310-e863bd5a5302",
      "kind": "server.instructions_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "instructions",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-10-14",
      "occurred_at": "2026-10-14 07:37:32.059636+00",
      "observed_since": "2026-10-13",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/agentstacktech-agentstack/agentstack#chg-chg_01a13958-54de-76ea-b310-e863bd5a5302"
    },
    {
      "id": "chg_01a13426-f7b4-7d38-a8e5-df687a8ba5d7",
      "kind": "server.instructions_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "instructions",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-10-13",
      "occurred_at": "2026-10-13 07:25:31.414491+00",
      "observed_since": "2026-10-12",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/agentstacktech-agentstack/agentstack#chg-chg_01a13426-f7b4-7d38-a8e5-df687a8ba5d7"
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    {
      "id": "chg_01a12e20-4c49-7a03-bc84-68e81352e5db",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "agentstack.execute",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "agentstack.execute"
      },
      "occurred_on": "2026-10-12",
      "occurred_at": "2026-10-12 03:20:30.238844+00",
      "observed_since": "2026-10-10",
      "source": "scan",
      "summary": "Tool “agentstack.execute” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/agentstacktech-agentstack/agentstack#chg-chg_01a12e20-4c49-7a03-bc84-68e81352e5db"
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    {
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      "kind": "server.instructions_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "instructions",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-10-12",
      "occurred_at": "2026-10-12 03:20:30.238844+00",
      "observed_since": "2026-10-10",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/agentstacktech-agentstack/agentstack#chg-chg_01a12e20-4cb5-796d-9790-4ea6f55f1a40"
    },
    {
      "id": "chg_01a12629-0a9d-7f27-9c7f-161390cfe40f",
      "kind": "server.instructions_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "instructions",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-10-10",
      "occurred_at": "2026-10-10 14:13:06.180281+00",
      "observed_since": "2026-10-09",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/agentstacktech-agentstack/agentstack#chg-chg_01a12629-0a9d-7f27-9c7f-161390cfe40f"
    }
  ],
  "days": [
    {
      "date": "2026-11-03",
      "total": 86,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 9
    },
    {
      "date": "2026-11-02",
      "total": 85,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 9
    },
    {
      "date": "2026-11-01",
      "total": 85,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-10-31",
      "total": 85,
      "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": "2026-10-30",
        "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": "2026-10-29",
      "total": 84,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 70,
        "to": 73,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 21,
          "to_days": 22
        },
        "partial": false,
        "compared_to": "2026-10-28",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 70 to 73. That category is still filling its 30-day observation window: 21 days of observed history at the previous scan, 22 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-10-27",
      "total": 83,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 63,
        "to": 67,
        "delta": 4,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 19,
          "to_days": 20
        },
        "partial": false,
        "compared_to": "2026-10-26",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 63 to 67. That category is still filling its 30-day observation window: 19 days of observed history at the previous scan, 20 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-10-25",
      "total": 82,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 57,
        "to": 60,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 17,
          "to_days": 18
        },
        "partial": false,
        "compared_to": "2026-10-24",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 57 to 60. That category is still filling its 30-day observation window: 17 days of observed history at the previous scan, 18 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-10-24",
      "total": 81,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    }
  ]
}