{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "io-usefulapi-spikesh",
  "component": "spikesh",
  "generated_at": "2026-09-21T06:23:13.211Z",
  "tracking_since": "2026-07-26",
  "counts": {
    "critical": 0,
    "security": 16,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a06be7-3eaf-7c5e-a1eb-b0899a00850b",
      "kind": "check.reverified",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_unlisted",
      "to_code": "auth.rfc9728_invoke",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-04",
      "occurred_at": "2026-09-04 10:11:51.930634+00",
      "observed_since": "2026-09-03",
      "source": "scan",
      "summary": "Authorization (unverified → pass)",
      "link": "https://verifymcp.io/servers/io-usefulapi-spikesh/spikesh#chg-chg_01a06be7-3eaf-7c5e-a1eb-b0899a00850b"
    },
    {
      "id": "chg_01a06be7-3eb1-771d-9439-3979138d903a",
      "kind": "check.reverified",
      "family": "tool-safety-injection",
      "subject_kind": "check",
      "subject": "tool-safety-injection",
      "subject_child": "",
      "from_code": "toolsafety.auth_gated",
      "to_code": "toolsafety.injection_clean",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-04",
      "occurred_at": "2026-09-04 10:11:51.930634+00",
      "observed_since": "2026-09-03",
      "source": "scan",
      "summary": "Injection markers (unverified → pass)",
      "link": "https://verifymcp.io/servers/io-usefulapi-spikesh/spikesh#chg-chg_01a06be7-3eb1-771d-9439-3979138d903a"
    },
    {
      "id": "chg_01a06be7-3eb1-7d60-98be-69f7424fa0ab",
      "kind": "check.reverified",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.insufficient_history",
      "to_code": "stability.stable",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-04",
      "occurred_at": "2026-09-04 10:11:51.930634+00",
      "observed_since": "2026-09-03",
      "source": "scan",
      "summary": "Stability (unverified → pass)",
      "link": "https://verifymcp.io/servers/io-usefulapi-spikesh/spikesh#chg-chg_01a06be7-3eb1-7d60-98be-69f7424fa0ab"
    },
    {
      "id": "chg_01a05c70-d090-7a36-8632-5f80c494a337",
      "kind": "check.unverifiable",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.churn",
      "to_code": "stability.insufficient_history",
      "from_value": "fail",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-01",
      "occurred_at": "2026-09-01 10:08:12.404722+00",
      "observed_since": "2026-08-31",
      "source": "scan",
      "summary": "Stability (fail → unverified)",
      "link": "https://verifymcp.io/servers/io-usefulapi-spikesh/spikesh#chg-chg_01a05c70-d090-7a36-8632-5f80c494a337"
    },
    {
      "id": "chg_01a05c70-d092-7cb7-84fd-14cdba111095",
      "kind": "check.unverifiable",
      "family": "tool-safety-injection",
      "subject_kind": "check",
      "subject": "tool-safety-injection",
      "subject_child": "",
      "from_code": "toolsafety.injection_clean",
      "to_code": "toolsafety.auth_gated",
      "from_value": "pass",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-01",
      "occurred_at": "2026-09-01 10:08:12.404722+00",
      "observed_since": "2026-08-31",
      "source": "scan",
      "summary": "Tool safety (pass → unverified)",
      "link": "https://verifymcp.io/servers/io-usefulapi-spikesh/spikesh#chg-chg_01a05c70-d092-7cb7-84fd-14cdba111095"
    },
    {
      "id": "chg_01a05c70-d093-7aef-b82c-59abb565e3dc",
      "kind": "check.reason",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_destructive_unverified",
      "to_code": "auth.none_unlisted",
      "from_value": "unverified",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-01",
      "occurred_at": "2026-09-01 10:08:12.404722+00",
      "observed_since": "2026-08-31",
      "source": "scan",
      "summary": "Authorization (Authorisation not fully verified: no authorisation is required to connect, but we couldn't read the tool list to see what that exposes.)",
      "link": "https://verifymcp.io/servers/io-usefulapi-spikesh/spikesh#chg-chg_01a05c70-d093-7aef-b82c-59abb565e3dc"
    },
    {
      "id": "chg_01a05c70-d094-7c9f-ae43-9a1d6916f395",
      "kind": "capture.status_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "capture",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": "verified",
      "to_value": "auth_gated",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "to": "auth_gated",
        "from": "verified"
      },
      "occurred_on": "2026-09-01",
      "occurred_at": "2026-09-01 10:08:12.404722+00",
      "observed_since": "2026-08-31",
      "source": "scan",
      "summary": "Endpoint reachability (reachable → behind authorisation)",
      "link": "https://verifymcp.io/servers/io-usefulapi-spikesh/spikesh#chg-chg_01a05c70-d094-7c9f-ae43-9a1d6916f395"
    },
    {
      "id": "chg_01a0574a-cfd2-7c75-96e7-67eb1d6e05ce",
      "kind": "check.reverified",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.insufficient_history",
      "to_code": "stability.churn",
      "from_value": "unverified",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "days": "30",
        "added": "0",
        "breaks": "0",
        "removed": "0",
        "auth_transport": "1"
      },
      "occurred_on": "2026-08-31",
      "occurred_at": "2026-08-31 10:08:34.512305+00",
      "observed_since": "2026-08-30",
      "source": "scan",
      "summary": "Stability (unverified → fail)",
      "link": "https://verifymcp.io/servers/io-usefulapi-spikesh/spikesh#chg-chg_01a0574a-cfd2-7c75-96e7-67eb1d6e05ce"
    },
    {
      "id": "chg_01a0574a-cfd9-74b6-a5c7-e3f12623e6e1",
      "kind": "check.reverified",
      "family": "tool-safety-injection",
      "subject_kind": "check",
      "subject": "tool-safety-injection",
      "subject_child": "",
      "from_code": "toolsafety.auth_gated",
      "to_code": "toolsafety.injection_clean",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-31",
      "occurred_at": "2026-08-31 10:08:34.512305+00",
      "observed_since": "2026-08-30",
      "source": "scan",
      "summary": "Injection markers (unverified → pass)",
      "link": "https://verifymcp.io/servers/io-usefulapi-spikesh/spikesh#chg-chg_01a0574a-cfd9-74b6-a5c7-e3f12623e6e1"
    },
    {
      "id": "chg_01a0574a-cfdd-74b5-af79-f662bb140b01",
      "kind": "check.reason",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_unlisted",
      "to_code": "auth.none_destructive_unverified",
      "from_value": "unverified",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "spike_acknowledge_incidents"
      },
      "occurred_on": "2026-08-31",
      "occurred_at": "2026-08-31 10:08:34.512305+00",
      "observed_since": "2026-08-30",
      "source": "scan",
      "summary": "Authorization (Authorisation not fully verified: this server exposes a tool marked destructive (spike_acknowledge_incidents) and its handshake is open, but we could not confirm whether a tool call is gated, so we do not assert it is callable unauthenticated.)",
      "link": "https://verifymcp.io/servers/io-usefulapi-spikesh/spikesh#chg-chg_01a0574a-cfdd-74b5-af79-f662bb140b01"
    },
    {
      "id": "chg_01a05224-5582-7a42-81bc-b36bc3137c3e",
      "kind": "check.unverifiable",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.churn",
      "to_code": "stability.insufficient_history",
      "from_value": "fail",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-30",
      "occurred_at": "2026-08-30 10:08:27.67764+00",
      "observed_since": "2026-08-29",
      "source": "scan",
      "summary": "Stability (fail → unverified)",
      "link": "https://verifymcp.io/servers/io-usefulapi-spikesh/spikesh#chg-chg_01a05224-5582-7a42-81bc-b36bc3137c3e"
    },
    {
      "id": "chg_01a05224-5583-79c4-8898-5b90111f0459",
      "kind": "check.unverifiable",
      "family": "tool-safety-injection",
      "subject_kind": "check",
      "subject": "tool-safety-injection",
      "subject_child": "",
      "from_code": "toolsafety.injection_clean",
      "to_code": "toolsafety.auth_gated",
      "from_value": "pass",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-30",
      "occurred_at": "2026-08-30 10:08:27.67764+00",
      "observed_since": "2026-08-29",
      "source": "scan",
      "summary": "Tool safety (pass → unverified)",
      "link": "https://verifymcp.io/servers/io-usefulapi-spikesh/spikesh#chg-chg_01a05224-5583-79c4-8898-5b90111f0459"
    },
    {
      "id": "chg_01a05224-5583-7e76-b4a3-57ccb0db2fdf",
      "kind": "check.reason",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_destructive_unverified",
      "to_code": "auth.none_unlisted",
      "from_value": "unverified",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-30",
      "occurred_at": "2026-08-30 10:08:27.67764+00",
      "observed_since": "2026-08-29",
      "source": "scan",
      "summary": "Authorization (Authorisation not fully verified: no authorisation is required to connect, but we couldn't read the tool list to see what that exposes.)",
      "link": "https://verifymcp.io/servers/io-usefulapi-spikesh/spikesh#chg-chg_01a05224-5583-7e76-b4a3-57ccb0db2fdf"
    },
    {
      "id": "chg_01a05224-5584-7e2a-98cd-5bc5ab9c7fda",
      "kind": "capture.status_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "capture",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": "verified",
      "to_value": "auth_gated",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "to": "auth_gated",
        "from": "verified"
      },
      "occurred_on": "2026-08-30",
      "occurred_at": "2026-08-30 10:08:27.67764+00",
      "observed_since": "2026-08-29",
      "source": "scan",
      "summary": "Endpoint reachability (reachable → behind authorisation)",
      "link": "https://verifymcp.io/servers/io-usefulapi-spikesh/spikesh#chg-chg_01a05224-5584-7e2a-98cd-5bc5ab9c7fda"
    },
    {
      "id": "chg_01a047d7-6ad9-7680-b6a9-7c166a8af597",
      "kind": "check.verdict",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.stable",
      "to_code": "stability.churn",
      "from_value": "pass",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "days": "30",
        "added": "0",
        "breaks": "0",
        "removed": "0",
        "auth_transport": "1"
      },
      "occurred_on": "2026-08-28",
      "occurred_at": "2026-08-28 10:08:14.628436+00",
      "observed_since": "2026-08-27",
      "source": "scan",
      "summary": "Stability (pass → fail)",
      "link": "https://verifymcp.io/servers/io-usefulapi-spikesh/spikesh#chg-chg_01a047d7-6ad9-7680-b6a9-7c166a8af597"
    },
    {
      "id": "chg_01a047d7-6ade-7963-9004-67db7d26c57d",
      "kind": "check.unverifiable",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.rfc9728_invoke",
      "to_code": "auth.none_destructive_unverified",
      "from_value": "pass",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "tool": "spike_acknowledge_incidents"
      },
      "occurred_on": "2026-08-28",
      "occurred_at": "2026-08-28 10:08:14.628436+00",
      "observed_since": "2026-08-27",
      "source": "scan",
      "summary": "Authorization (pass → unverified)",
      "link": "https://verifymcp.io/servers/io-usefulapi-spikesh/spikesh#chg-chg_01a047d7-6ade-7963-9004-67db7d26c57d"
    }
  ],
  "days": [
    {
      "date": "2026-09-04",
      "total": 86,
      "delta": 58,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 6
    },
    {
      "date": "2026-09-01",
      "total": 28,
      "delta": -45,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 6
    },
    {
      "date": "2026-08-31",
      "total": 73,
      "delta": 45,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 6
    },
    {
      "date": "2026-08-30",
      "total": 28,
      "delta": -45,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 7
    },
    {
      "date": "2026-08-28",
      "total": 73,
      "delta": -13,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 2
    },
    {
      "date": "2026-08-26",
      "total": 86,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-08-25",
      "total": 85,
      "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": "2026-08-24",
        "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": "2026-08-23",
      "total": 84,
      "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": "2026-08-22",
        "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
    }
  ]
}