{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "com-tgboard-catalog",
  "component": "tgboard",
  "generated_at": "2026-09-21T02:15:43.918Z",
  "tracking_since": "2026-07-26",
  "counts": {
    "critical": 0,
    "security": 25,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a0b811-53aa-7d1a-b2cb-351fda6fc15d",
      "kind": "check.verdict",
      "family": "transport",
      "subject_kind": "check",
      "subject": "transport",
      "subject_child": "",
      "from_code": "transport.unreachable",
      "to_code": "transport.verified",
      "from_value": "fail",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {
        "transport": "streamable-http"
      },
      "occurred_on": "2026-09-19",
      "occurred_at": "2026-09-19 05:08:58.317816+00",
      "observed_since": "2026-09-18",
      "source": "scan",
      "summary": "Transport (fail → pass)",
      "link": "https://verifymcp.io/servers/com-tgboard-catalog/tgboard#chg-chg_01a0b811-53aa-7d1a-b2cb-351fda6fc15d"
    },
    {
      "id": "chg_01a0b811-53ac-714a-9ae3-d2a406de2d6f",
      "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": "2026-09-19",
      "occurred_at": "2026-09-19 05:08:58.317816+00",
      "observed_since": "2026-09-18",
      "source": "scan",
      "summary": "Injection markers (unverified → pass)",
      "link": "https://verifymcp.io/servers/com-tgboard-catalog/tgboard#chg-chg_01a0b811-53ac-714a-9ae3-d2a406de2d6f"
    },
    {
      "id": "chg_01a0b811-53ac-781c-9f81-5d72b05001ec",
      "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": "2026-09-19",
      "occurred_at": "2026-09-19 05:08:58.317816+00",
      "observed_since": "2026-09-18",
      "source": "scan",
      "summary": "Stability (unverified → pass)",
      "link": "https://verifymcp.io/servers/com-tgboard-catalog/tgboard#chg-chg_01a0b811-53ac-781c-9f81-5d72b05001ec"
    },
    {
      "id": "chg_01a0b811-53ac-7c60-8c63-91127b984eae",
      "kind": "check.reverified",
      "family": "hsts",
      "subject_kind": "check",
      "subject": "hsts",
      "subject_child": "",
      "from_code": "headers.inconclusive",
      "to_code": "headers.hsts_present",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-19",
      "occurred_at": "2026-09-19 05:08:58.317816+00",
      "observed_since": "2026-09-18",
      "source": "scan",
      "summary": "HSTS header (unverified → pass)",
      "link": "https://verifymcp.io/servers/com-tgboard-catalog/tgboard#chg-chg_01a0b811-53ac-7c60-8c63-91127b984eae"
    },
    {
      "id": "chg_01a0b811-53ad-756d-965f-7bdff58532b7",
      "kind": "check.reason",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.unreachable",
      "to_code": "auth.none_undeclared",
      "from_value": "unverified",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "auth": "none",
        "undeclared_tools": "4"
      },
      "occurred_on": "2026-09-19",
      "occurred_at": "2026-09-19 05:08:58.317816+00",
      "observed_since": "2026-09-18",
      "source": "scan",
      "summary": "Authorization (Authorisation not fully verified: no authorisation is required to call this server, and 4 tool(s) never declared a destructiveHint. The MCP spec treats an absent hint as destructive by default, so we cannot call this surface safe.)",
      "link": "https://verifymcp.io/servers/com-tgboard-catalog/tgboard#chg-chg_01a0b811-53ad-756d-965f-7bdff58532b7"
    },
    {
      "id": "chg_01a0b2ea-ec0e-7a0a-b28c-a12c16dac976",
      "kind": "check.unverifiable",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.stable",
      "to_code": "stability.insufficient_history",
      "from_value": "pass",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-18",
      "occurred_at": "2026-09-18 05:08:55.293796+00",
      "observed_since": "2026-09-17",
      "source": "scan",
      "summary": "Stability (pass → unverified)",
      "link": "https://verifymcp.io/servers/com-tgboard-catalog/tgboard#chg-chg_01a0b2ea-ec0e-7a0a-b28c-a12c16dac976"
    },
    {
      "id": "chg_01a0b2ea-ec0f-7a74-99ae-f0c5f505105e",
      "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": "2026-09-18",
      "occurred_at": "2026-09-18 05:08:55.293796+00",
      "observed_since": "2026-09-17",
      "source": "scan",
      "summary": "Tool safety (pass → unverified)",
      "link": "https://verifymcp.io/servers/com-tgboard-catalog/tgboard#chg-chg_01a0b2ea-ec0f-7a74-99ae-f0c5f505105e"
    },
    {
      "id": "chg_01a0b2ea-ec10-7218-9f13-d367933c89f3",
      "kind": "check.verdict",
      "family": "transport",
      "subject_kind": "check",
      "subject": "transport",
      "subject_child": "",
      "from_code": "transport.verified",
      "to_code": "transport.unreachable",
      "from_value": "pass",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "transport": "streamable-http"
      },
      "occurred_on": "2026-09-18",
      "occurred_at": "2026-09-18 05:08:55.293796+00",
      "observed_since": "2026-09-17",
      "source": "scan",
      "summary": "Transport (pass → fail)",
      "link": "https://verifymcp.io/servers/com-tgboard-catalog/tgboard#chg-chg_01a0b2ea-ec10-7218-9f13-d367933c89f3"
    },
    {
      "id": "chg_01a0b2ea-ec10-7623-83c7-43f8c99ea6c2",
      "kind": "check.unverifiable",
      "family": "hsts",
      "subject_kind": "check",
      "subject": "hsts",
      "subject_child": "",
      "from_code": "headers.hsts_present",
      "to_code": "headers.inconclusive",
      "from_value": "pass",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-18",
      "occurred_at": "2026-09-18 05:08:55.293796+00",
      "observed_since": "2026-09-17",
      "source": "scan",
      "summary": "HSTS header (pass → unverified)",
      "link": "https://verifymcp.io/servers/com-tgboard-catalog/tgboard#chg-chg_01a0b2ea-ec10-7623-83c7-43f8c99ea6c2"
    },
    {
      "id": "chg_01a0b2ea-ec10-7aea-a225-7da00d56c1e4",
      "kind": "check.reason",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_undeclared",
      "to_code": "auth.unreachable",
      "from_value": "unverified",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-18",
      "occurred_at": "2026-09-18 05:08:55.293796+00",
      "observed_since": "2026-09-17",
      "source": "scan",
      "summary": "Authorization (Authorisation not yet verified: we couldn't confirm whether this endpoint requires it.)",
      "link": "https://verifymcp.io/servers/com-tgboard-catalog/tgboard#chg-chg_01a0b2ea-ec10-7aea-a225-7da00d56c1e4"
    },
    {
      "id": "chg_01a0b2ea-ec12-7529-8160-1c2a60096b42",
      "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": "2026-09-18",
      "occurred_at": "2026-09-18 05:08:55.293796+00",
      "observed_since": "2026-09-17",
      "source": "scan",
      "summary": "Endpoint reachability (reachable → unreachable)",
      "link": "https://verifymcp.io/servers/com-tgboard-catalog/tgboard#chg-chg_01a0b2ea-ec12-7529-8160-1c2a60096b42"
    },
    {
      "id": "chg_01a0751c-1ea5-71a3-b689-ce4a6de73038",
      "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": "2026-09-06",
      "occurred_at": "2026-09-06 05:06:12.100322+00",
      "observed_since": "2026-09-05",
      "source": "scan",
      "summary": "Injection markers (unverified → pass)",
      "link": "https://verifymcp.io/servers/com-tgboard-catalog/tgboard#chg-chg_01a0751c-1ea5-71a3-b689-ce4a6de73038"
    },
    {
      "id": "chg_01a0751c-1ea6-7684-bd6e-bbaaef0a03db",
      "kind": "check.verdict",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.churn",
      "to_code": "stability.stable",
      "from_value": "fail",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-06",
      "occurred_at": "2026-09-06 05:06:12.100322+00",
      "observed_since": "2026-09-05",
      "source": "scan",
      "summary": "Stability (fail → pass)",
      "link": "https://verifymcp.io/servers/com-tgboard-catalog/tgboard#chg-chg_01a0751c-1ea6-7684-bd6e-bbaaef0a03db"
    },
    {
      "id": "chg_01a0751c-1ea6-7b18-bc3d-695553dfa180",
      "kind": "check.reverified",
      "family": "hsts",
      "subject_kind": "check",
      "subject": "hsts",
      "subject_child": "",
      "from_code": "headers.inconclusive",
      "to_code": "headers.hsts_present",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-06",
      "occurred_at": "2026-09-06 05:06:12.100322+00",
      "observed_since": "2026-09-05",
      "source": "scan",
      "summary": "HSTS header (unverified → pass)",
      "link": "https://verifymcp.io/servers/com-tgboard-catalog/tgboard#chg-chg_01a0751c-1ea6-7b18-bc3d-695553dfa180"
    },
    {
      "id": "chg_01a0751c-1ea7-701f-9b79-d29b6d578018",
      "kind": "check.reason",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.unreachable",
      "to_code": "auth.none_undeclared",
      "from_value": "unverified",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "auth": "none",
        "undeclared_tools": "4"
      },
      "occurred_on": "2026-09-06",
      "occurred_at": "2026-09-06 05:06:12.100322+00",
      "observed_since": "2026-09-05",
      "source": "scan",
      "summary": "Authorization (Authorisation not fully verified: no authorisation is required to call this server, and 4 tool(s) never declared a destructiveHint. The MCP spec treats an absent hint as destructive by default, so we cannot call this surface safe.)",
      "link": "https://verifymcp.io/servers/com-tgboard-catalog/tgboard#chg-chg_01a0751c-1ea7-701f-9b79-d29b6d578018"
    },
    {
      "id": "chg_01a06ff6-5ca2-7bc1-8d37-07b0509de7f4",
      "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": "4",
        "auth_transport": "0"
      },
      "occurred_on": "2026-09-05",
      "occurred_at": "2026-09-05 05:06:51.497584+00",
      "observed_since": "2026-09-04",
      "source": "scan",
      "summary": "Stability (pass → fail)",
      "link": "https://verifymcp.io/servers/com-tgboard-catalog/tgboard#chg-chg_01a06ff6-5ca2-7bc1-8d37-07b0509de7f4"
    },
    {
      "id": "chg_01a06ff6-5ca4-70c3-8321-8e99712dd42b",
      "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": "2026-09-05",
      "occurred_at": "2026-09-05 05:06:51.497584+00",
      "observed_since": "2026-09-04",
      "source": "scan",
      "summary": "Tool safety (pass → unverified)",
      "link": "https://verifymcp.io/servers/com-tgboard-catalog/tgboard#chg-chg_01a06ff6-5ca4-70c3-8321-8e99712dd42b"
    },
    {
      "id": "chg_01a06ff6-5ca4-7ad7-86b4-0ebe9d153a0d",
      "kind": "check.unverifiable",
      "family": "hsts",
      "subject_kind": "check",
      "subject": "hsts",
      "subject_child": "",
      "from_code": "headers.hsts_present",
      "to_code": "headers.inconclusive",
      "from_value": "pass",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-05",
      "occurred_at": "2026-09-05 05:06:51.497584+00",
      "observed_since": "2026-09-04",
      "source": "scan",
      "summary": "HSTS header (pass → unverified)",
      "link": "https://verifymcp.io/servers/com-tgboard-catalog/tgboard#chg-chg_01a06ff6-5ca4-7ad7-86b4-0ebe9d153a0d"
    },
    {
      "id": "chg_01a06ff6-5ca5-70f8-8cff-b74b12d6231a",
      "kind": "check.verdict",
      "family": "transport",
      "subject_kind": "check",
      "subject": "transport",
      "subject_child": "",
      "from_code": "transport.unreachable",
      "to_code": "transport.verified",
      "from_value": "fail",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {
        "transport": "streamable-http"
      },
      "occurred_on": "2026-09-05",
      "occurred_at": "2026-09-05 05:06:51.497584+00",
      "observed_since": "2026-09-04",
      "source": "scan",
      "summary": "Transport (fail → pass)",
      "link": "https://verifymcp.io/servers/com-tgboard-catalog/tgboard#chg-chg_01a06ff6-5ca5-70f8-8cff-b74b12d6231a"
    },
    {
      "id": "chg_01a06ff6-5ca5-76a0-b28d-07f1fca22fe3",
      "kind": "check.reason",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_undeclared",
      "to_code": "auth.unreachable",
      "from_value": "unverified",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-05",
      "occurred_at": "2026-09-05 05:06:51.497584+00",
      "observed_since": "2026-09-04",
      "source": "scan",
      "summary": "Authorization (Authorisation not yet verified: we couldn't confirm whether this endpoint requires it.)",
      "link": "https://verifymcp.io/servers/com-tgboard-catalog/tgboard#chg-chg_01a06ff6-5ca5-76a0-b28d-07f1fca22fe3"
    },
    {
      "id": "chg_01a06acf-b788-7b37-abf0-dd6ee0374ac5",
      "kind": "check.verdict",
      "family": "transport",
      "subject_kind": "check",
      "subject": "transport",
      "subject_child": "",
      "from_code": "transport.verified",
      "to_code": "transport.unreachable",
      "from_value": "pass",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "transport": "streamable-http"
      },
      "occurred_on": "2026-09-04",
      "occurred_at": "2026-09-04 05:06:32.864751+00",
      "observed_since": "2026-09-03",
      "source": "scan",
      "summary": "Transport (pass → fail)",
      "link": "https://verifymcp.io/servers/com-tgboard-catalog/tgboard#chg-chg_01a06acf-b788-7b37-abf0-dd6ee0374ac5"
    },
    {
      "id": "chg_01a0419c-9f2a-7ee5-baf8-58064a9bc425",
      "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": "2026-08-27",
      "occurred_at": "2026-08-27 05:06:18.485485+00",
      "observed_since": "2026-08-26",
      "source": "scan",
      "summary": "Stability (0.97 → pass)",
      "link": "https://verifymcp.io/servers/com-tgboard-catalog/tgboard#chg-chg_01a0419c-9f2a-7ee5-baf8-58064a9bc425"
    },
    {
      "id": "chg_01a0374f-cf0b-7ae4-8d6a-0230044b079c",
      "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": "2026-08-25",
      "occurred_at": "2026-08-25 05:06:12.140684+00",
      "observed_since": "2026-08-24",
      "source": "scan",
      "summary": "Stability (0.97 → pass)",
      "link": "https://verifymcp.io/servers/com-tgboard-catalog/tgboard#chg-chg_01a0374f-cf0b-7ae4-8d6a-0230044b079c"
    },
    {
      "id": "chg_019ff45c-c3a5-7ef8-8c16-30c3c848e3ca",
      "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": "2026-08-12",
      "occurred_at": "2026-08-12 05:05:47.91728+00",
      "observed_since": "2026-08-11",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/com-tgboard-catalog/tgboard#chg-chg_019ff45c-c3a5-7ef8-8c16-30c3c848e3ca"
    },
    {
      "id": "chg_019fa94d-0b4c-778d-9f32-df455c58c537",
      "kind": "check.reason",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_unlisted",
      "to_code": "auth.none_undeclared",
      "from_value": "unverified",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "auth": "none",
        "undeclared_tools": "4"
      },
      "occurred_on": "2026-07-28",
      "occurred_at": "2026-07-28 15:17:06.496215+00",
      "observed_since": "2026-07-27",
      "source": "scan",
      "summary": "Authorization (Authorisation not fully verified: no authorisation is required to call this server, and 4 tool(s) never declared a destructiveHint. The MCP spec treats an absent hint as destructive by default, so we cannot call this surface safe.)",
      "link": "https://verifymcp.io/servers/com-tgboard-catalog/tgboard#chg-chg_019fa94d-0b4c-778d-9f32-df455c58c537"
    }
  ],
  "days": [
    {
      "date": "2026-09-19",
      "total": 79,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 8
    },
    {
      "date": "2026-09-18",
      "total": 79,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 8
    },
    {
      "date": "2026-09-15",
      "total": 79,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-06",
      "total": 79,
      "delta": 28,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 8
    },
    {
      "date": "2026-09-05",
      "total": 51,
      "delta": -18,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 9
    },
    {
      "date": "2026-09-04",
      "total": 69,
      "delta": -10,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-01",
      "total": 79,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-08-27",
      "total": 79,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    }
  ]
}