{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "co-bulktranscripts-youtube",
  "component": "bulktranscripts",
  "generated_at": "2026-09-21T00:48:53.780Z",
  "tracking_since": "2026-08-22",
  "counts": {
    "critical": 0,
    "security": 11,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a060f2-0176-7cac-a31d-0c6733098dce",
      "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": "2026-09-02",
      "occurred_at": "2026-09-02 07:07:47.787122+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "Tool safety (pass → unverified)",
      "link": "https://verifymcp.io/servers/co-bulktranscripts-youtube/bulktranscripts#chg-chg_01a060f2-0176-7cac-a31d-0c6733098dce"
    },
    {
      "id": "chg_01a060f2-0177-7ba5-a965-b29c1db59506",
      "kind": "check.unverifiable",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.building_history",
      "to_code": "stability.insufficient_history",
      "from_value": "0.33",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-02",
      "occurred_at": "2026-09-02 07:07:47.787122+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "Stability (0.33 → unverified)",
      "link": "https://verifymcp.io/servers/co-bulktranscripts-youtube/bulktranscripts#chg-chg_01a060f2-0177-7ba5-a965-b29c1db59506"
    },
    {
      "id": "chg_01a060f2-0178-725d-97e3-8acb50eb2ba1",
      "kind": "check.unverifiable",
      "family": "transport",
      "subject_kind": "check",
      "subject": "transport",
      "subject_child": "",
      "from_code": "transport.verified",
      "to_code": "transport.auth_gated",
      "from_value": "pass",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "transport": "streamable-http"
      },
      "occurred_on": "2026-09-02",
      "occurred_at": "2026-09-02 07:07:47.787122+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "Transport (pass → unverified)",
      "link": "https://verifymcp.io/servers/co-bulktranscripts-youtube/bulktranscripts#chg-chg_01a060f2-0178-725d-97e3-8acb50eb2ba1"
    },
    {
      "id": "chg_01a060f2-0178-788a-aa03-c82288a369ba",
      "kind": "check.reverified",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_undeclared",
      "to_code": "auth.rfc9728",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-02",
      "occurred_at": "2026-09-02 07:07:47.787122+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "Authorization (unverified → pass)",
      "link": "https://verifymcp.io/servers/co-bulktranscripts-youtube/bulktranscripts#chg-chg_01a060f2-0178-788a-aa03-c82288a369ba"
    },
    {
      "id": "chg_01a060f2-0178-7edf-810d-f7670f85315c",
      "kind": "check.appeared",
      "family": "auth-registration",
      "subject_kind": "check",
      "subject": "auth-registration",
      "subject_child": "",
      "from_code": null,
      "to_code": "auth.registration_dcr_only",
      "from_value": null,
      "to_value": "partial",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-02",
      "occurred_at": "2026-09-02 07:07:47.787122+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "First check of Authorization (partial)",
      "link": "https://verifymcp.io/servers/co-bulktranscripts-youtube/bulktranscripts#chg-chg_01a060f2-0178-7edf-810d-f7670f85315c"
    },
    {
      "id": "chg_01a060f2-017a-74f4-ba2b-42222feae98d",
      "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": "2026-09-02",
      "occurred_at": "2026-09-02 07:07:47.787122+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "Endpoint reachability (reachable → behind authorisation)",
      "link": "https://verifymcp.io/servers/co-bulktranscripts-youtube/bulktranscripts#chg-chg_01a060f2-017a-74f4-ba2b-42222feae98d"
    },
    {
      "id": "chg_01a05bcb-c819-7026-be7e-7a4633f1504f",
      "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": "2026-09-01",
      "occurred_at": "2026-09-01 07:07:56.808709+00",
      "observed_since": "2026-08-31",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/co-bulktranscripts-youtube/bulktranscripts#chg-chg_01a05bcb-c819-7026-be7e-7a4633f1504f"
    },
    {
      "id": "chg_01a037bf-477e-770d-b2a8-a048407366b4",
      "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": "2026-08-25",
      "occurred_at": "2026-08-25 07:07:57.469849+00",
      "observed_since": "2026-08-24",
      "source": "scan",
      "summary": "HSTS header (fail → pass)",
      "link": "https://verifymcp.io/servers/co-bulktranscripts-youtube/bulktranscripts#chg-chg_01a037bf-477e-770d-b2a8-a048407366b4"
    },
    {
      "id": "chg_01a037bf-477f-7ae8-ad89-73defec666c5",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "get_transcript",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "get_transcript"
      },
      "occurred_on": "2026-08-25",
      "occurred_at": "2026-08-25 07:07:57.469849+00",
      "observed_since": "2026-08-24",
      "source": "scan",
      "summary": "Tool “get_transcript” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/co-bulktranscripts-youtube/bulktranscripts#chg-chg_01a037bf-477f-7ae8-ad89-73defec666c5"
    },
    {
      "id": "chg_01a037bf-4780-70d7-a578-e631f24763ef",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "get_transcripts",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "get_transcripts"
      },
      "occurred_on": "2026-08-25",
      "occurred_at": "2026-08-25 07:07:57.469849+00",
      "observed_since": "2026-08-24",
      "source": "scan",
      "summary": "Tool “get_transcripts” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/co-bulktranscripts-youtube/bulktranscripts#chg-chg_01a037bf-4780-70d7-a578-e631f24763ef"
    },
    {
      "id": "chg_01a037bf-4780-796e-92db-0c3d51dfd426",
      "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": "2026-08-25",
      "occurred_at": "2026-08-25 07:07:57.469849+00",
      "observed_since": "2026-08-24",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/co-bulktranscripts-youtube/bulktranscripts#chg-chg_01a037bf-4780-796e-92db-0c3d51dfd426"
    }
  ],
  "days": [
    {
      "date": "2026-09-02",
      "total": 38,
      "delta": -32,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 9
    },
    {
      "date": "2026-09-01",
      "total": 70,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-08-31",
      "total": 70,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 27,
        "to": 30,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 8,
          "to_days": 9
        },
        "partial": false,
        "compared_to": "2026-08-30",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 27 to 30. That category is still filling its 30-day observation window: 8 days of observed history at the previous scan, 9 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-08-29",
      "total": 69,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 20,
        "to": 23,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 6,
          "to_days": 7
        },
        "partial": false,
        "compared_to": "2026-08-28",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 20 to 23. That category is still filling its 30-day observation window: 6 days of observed history at the previous scan, 7 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-08-27",
      "total": 68,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 13,
        "to": 17,
        "delta": 4,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 4,
          "to_days": 5
        },
        "partial": false,
        "compared_to": "2026-08-26",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 13 to 17. That category is still filling its 30-day observation window: 4 days of observed history at the previous scan, 5 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-08-26",
      "total": 67,
      "delta": 2,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-08-25",
      "total": 65,
      "delta": 2,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 4
    },
    {
      "date": "2026-08-24",
      "total": 63,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 3,
        "to": 7,
        "delta": 4,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 1,
          "to_days": 2
        },
        "partial": false,
        "compared_to": "2026-08-23",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 3 to 7. That category is still filling its 30-day observation window: 1 days of observed history at the previous scan, 2 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    }
  ]
}