{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "com-digitalpublic-commercial",
  "component": "api-mcp-commercial",
  "generated_at": "2026-10-04T18:00:49.348Z",
  "tracking_since": "2026-08-01",
  "counts": {
    "critical": 1,
    "security": 33,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a08f82-a70e-7763-bfef-168b885cdc23",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "dp_commercial_start_live_trial",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "dp_commercial_start_live_trial"
      },
      "occurred_on": "2026-09-11",
      "occurred_at": "2026-09-11 08:08:19.088292+00",
      "observed_since": "2026-09-10",
      "source": "scan",
      "summary": "Tool “dp_commercial_start_live_trial” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-digitalpublic-commercial/api-mcp-commercial#chg-chg_01a08f82-a70e-7763-bfef-168b885cdc23"
    },
    {
      "id": "chg_01a075c3-5ef6-77fc-956a-dd3bf3ecadc7",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "dp_commercial_start_live_trial",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "dp_commercial_start_live_trial"
      },
      "occurred_on": "2026-09-06",
      "occurred_at": "2026-09-06 08:08:53.137118+00",
      "observed_since": "2026-09-05",
      "source": "scan",
      "summary": "Tool “dp_commercial_start_live_trial” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-digitalpublic-commercial/api-mcp-commercial#chg-chg_01a075c3-5ef6-77fc-956a-dd3bf3ecadc7"
    },
    {
      "id": "chg_01a075c3-5ef7-7740-8d34-83b3f84408be",
      "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 08:08:53.137118+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/com-digitalpublic-commercial/api-mcp-commercial#chg-chg_01a075c3-5ef7-7740-8d34-83b3f84408be"
    },
    {
      "id": "chg_01a0709d-e09d-7b78-83a3-cc052d1fa195",
      "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": "5",
        "breaks": "0",
        "removed": "1",
        "auth_transport": "0"
      },
      "occurred_on": "2026-09-05",
      "occurred_at": "2026-09-05 08:09:49.499867+00",
      "observed_since": "2026-09-04",
      "source": "scan",
      "summary": "Stability (pass → fail)",
      "link": "https://verifymcp.io/servers/com-digitalpublic-commercial/api-mcp-commercial#chg-chg_01a0709d-e09d-7b78-83a3-cc052d1fa195"
    },
    {
      "id": "chg_01a0709d-e09f-7e4d-a2be-44d057b8f10a",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "dp_commercial_claim_credentials",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "dp_commercial_claim_credentials"
      },
      "occurred_on": "2026-09-05",
      "occurred_at": "2026-09-05 08:09:49.499867+00",
      "observed_since": "2026-09-04",
      "source": "scan",
      "summary": "Tool “dp_commercial_claim_credentials” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-digitalpublic-commercial/api-mcp-commercial#chg-chg_01a0709d-e09f-7e4d-a2be-44d057b8f10a"
    },
    {
      "id": "chg_01a0709d-e0a0-7730-bef6-ed658efa427f",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "dp_commercial_list_integrations",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "dp_commercial_list_integrations"
      },
      "occurred_on": "2026-09-05",
      "occurred_at": "2026-09-05 08:09:49.499867+00",
      "observed_since": "2026-09-04",
      "source": "scan",
      "summary": "Tool “dp_commercial_list_integrations” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-digitalpublic-commercial/api-mcp-commercial#chg-chg_01a0709d-e0a0-7730-bef6-ed658efa427f"
    },
    {
      "id": "chg_01a0709d-e0a0-7d7f-bda8-1dc35cce8cb4",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "dp_commercial_start_live_trial",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "dp_commercial_start_live_trial"
      },
      "occurred_on": "2026-09-05",
      "occurred_at": "2026-09-05 08:09:49.499867+00",
      "observed_since": "2026-09-04",
      "source": "scan",
      "summary": "Tool “dp_commercial_start_live_trial” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-digitalpublic-commercial/api-mcp-commercial#chg-chg_01a0709d-e0a0-7d7f-bda8-1dc35cce8cb4"
    },
    {
      "id": "chg_01a0709d-e0a2-750e-a7d1-3b4298135fc5",
      "kind": "tool.removed",
      "family": "",
      "subject_kind": "tool",
      "subject": "dp_commercial_start_sandbox",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "tool": "dp_commercial_start_sandbox"
      },
      "occurred_on": "2026-09-05",
      "occurred_at": "2026-09-05 08:09:49.499867+00",
      "observed_since": "2026-09-04",
      "source": "scan",
      "summary": "Tool “dp_commercial_start_sandbox” was removed",
      "link": "https://verifymcp.io/servers/com-digitalpublic-commercial/api-mcp-commercial#chg-chg_01a0709d-e0a2-750e-a7d1-3b4298135fc5"
    },
    {
      "id": "chg_01a06b77-d44c-7a5f-9db2-88fabcd721b1",
      "kind": "check.reverified",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.unreachable",
      "to_code": "auth.none_destructive",
      "from_value": "unverified",
      "to_value": "fail",
      "materiality": "critical",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "tool": "dp_commercial_start_checkout"
      },
      "occurred_on": "2026-09-04",
      "occurred_at": "2026-09-04 08:10:10.216645+00",
      "observed_since": "2026-09-03",
      "source": "scan",
      "summary": "Authorization (unverified → fail)",
      "link": "https://verifymcp.io/servers/com-digitalpublic-commercial/api-mcp-commercial#chg-chg_01a06b77-d44c-7a5f-9db2-88fabcd721b1"
    },
    {
      "id": "chg_01a06b77-d44e-76e9-a44b-8053d6ea077a",
      "kind": "check.reverified",
      "family": "hsts",
      "subject_kind": "check",
      "subject": "hsts",
      "subject_child": "",
      "from_code": "headers.inconclusive",
      "to_code": "headers.hsts_absent",
      "from_value": "unverified",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-04",
      "occurred_at": "2026-09-04 08:10:10.216645+00",
      "observed_since": "2026-09-03",
      "source": "scan",
      "summary": "HSTS header (unverified → fail)",
      "link": "https://verifymcp.io/servers/com-digitalpublic-commercial/api-mcp-commercial#chg-chg_01a06b77-d44e-76e9-a44b-8053d6ea077a"
    },
    {
      "id": "chg_01a06b77-d44e-7dd6-92c6-28cc2241cabc",
      "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": "2026-09-04",
      "occurred_at": "2026-09-04 08:10:10.216645+00",
      "observed_since": "2026-09-03",
      "source": "scan",
      "summary": "Transport (fail → pass)",
      "link": "https://verifymcp.io/servers/com-digitalpublic-commercial/api-mcp-commercial#chg-chg_01a06b77-d44e-7dd6-92c6-28cc2241cabc"
    },
    {
      "id": "chg_01a06b77-d44f-773d-aa7e-a3053d5d225f",
      "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": "2026-09-04",
      "occurred_at": "2026-09-04 08:10:10.216645+00",
      "observed_since": "2026-09-03",
      "source": "scan",
      "summary": "Injection markers (unverified → pass)",
      "link": "https://verifymcp.io/servers/com-digitalpublic-commercial/api-mcp-commercial#chg-chg_01a06b77-d44f-773d-aa7e-a3053d5d225f"
    },
    {
      "id": "chg_01a06b77-d450-7c42-ae14-e0e2d5d62d8e",
      "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 08:10:10.216645+00",
      "observed_since": "2026-09-03",
      "source": "scan",
      "summary": "Stability (unverified → pass)",
      "link": "https://verifymcp.io/servers/com-digitalpublic-commercial/api-mcp-commercial#chg-chg_01a06b77-d450-7c42-ae14-e0e2d5d62d8e"
    },
    {
      "id": "chg_01a06b77-d456-7055-9d7f-80dbf2943da8",
      "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": "2026-09-04",
      "occurred_at": "2026-09-04 08:10:10.216645+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/com-digitalpublic-commercial/api-mcp-commercial#chg-chg_01a06b77-d456-7055-9d7f-80dbf2943da8"
    },
    {
      "id": "chg_01a06652-3097-77aa-8d0b-19c3a1dfffb3",
      "kind": "check.unverifiable",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_destructive",
      "to_code": "auth.unreachable",
      "from_value": "fail",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-03",
      "occurred_at": "2026-09-03 08:10:57.504237+00",
      "observed_since": "2026-09-02",
      "source": "scan",
      "summary": "Authorization (fail → unverified)",
      "link": "https://verifymcp.io/servers/com-digitalpublic-commercial/api-mcp-commercial#chg-chg_01a06652-3097-77aa-8d0b-19c3a1dfffb3"
    },
    {
      "id": "chg_01a06652-3098-767a-8437-9e2f77bfd5d5",
      "kind": "check.unverifiable",
      "family": "hsts",
      "subject_kind": "check",
      "subject": "hsts",
      "subject_child": "",
      "from_code": "headers.hsts_absent",
      "to_code": "headers.inconclusive",
      "from_value": "fail",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-03",
      "occurred_at": "2026-09-03 08:10:57.504237+00",
      "observed_since": "2026-09-02",
      "source": "scan",
      "summary": "HSTS header (fail → unverified)",
      "link": "https://verifymcp.io/servers/com-digitalpublic-commercial/api-mcp-commercial#chg-chg_01a06652-3098-767a-8437-9e2f77bfd5d5"
    },
    {
      "id": "chg_01a06652-3099-72a4-aec7-8fd8c3fe4e3d",
      "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": "2026-09-03",
      "occurred_at": "2026-09-03 08:10:57.504237+00",
      "observed_since": "2026-09-02",
      "source": "scan",
      "summary": "Stability (pass → unverified)",
      "link": "https://verifymcp.io/servers/com-digitalpublic-commercial/api-mcp-commercial#chg-chg_01a06652-3099-72a4-aec7-8fd8c3fe4e3d"
    },
    {
      "id": "chg_01a06652-3099-7bae-b00f-46ad39e5b6bf",
      "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": "2026-09-03",
      "occurred_at": "2026-09-03 08:10:57.504237+00",
      "observed_since": "2026-09-02",
      "source": "scan",
      "summary": "Transport (pass → fail)",
      "link": "https://verifymcp.io/servers/com-digitalpublic-commercial/api-mcp-commercial#chg-chg_01a06652-3099-7bae-b00f-46ad39e5b6bf"
    },
    {
      "id": "chg_01a06652-309a-75b3-ae6d-ee129e494992",
      "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": "2026-09-03",
      "occurred_at": "2026-09-03 08:10:57.504237+00",
      "observed_since": "2026-09-02",
      "source": "scan",
      "summary": "Tool safety (pass → unverified)",
      "link": "https://verifymcp.io/servers/com-digitalpublic-commercial/api-mcp-commercial#chg-chg_01a06652-309a-75b3-ae6d-ee129e494992"
    },
    {
      "id": "chg_01a06652-309e-770d-9b31-39f448a7730a",
      "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": "2026-09-03",
      "occurred_at": "2026-09-03 08:10:57.504237+00",
      "observed_since": "2026-09-02",
      "source": "scan",
      "summary": "Endpoint reachability (reachable → not serving MCP)",
      "link": "https://verifymcp.io/servers/com-digitalpublic-commercial/api-mcp-commercial#chg-chg_01a06652-309e-770d-9b31-39f448a7730a"
    },
    {
      "id": "chg_01a0612b-2868-7a92-b785-5adbb9d28bc7",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "dp_commercial_claim_credentials",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "dp_commercial_claim_credentials"
      },
      "occurred_on": "2026-09-02",
      "occurred_at": "2026-09-02 08:10:13.301862+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "Tool “dp_commercial_claim_credentials” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-digitalpublic-commercial/api-mcp-commercial#chg-chg_01a0612b-2868-7a92-b785-5adbb9d28bc7"
    },
    {
      "id": "chg_01a0612b-286a-7c4b-892d-54bab25f6638",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "dp_commercial_get_checkout_readiness",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "dp_commercial_get_checkout_readiness"
      },
      "occurred_on": "2026-09-02",
      "occurred_at": "2026-09-02 08:10:13.301862+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "Tool “dp_commercial_get_checkout_readiness” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-digitalpublic-commercial/api-mcp-commercial#chg-chg_01a0612b-286a-7c4b-892d-54bab25f6638"
    },
    {
      "id": "chg_01a0612b-286b-7499-8be2-5f4debf5ddb0",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "dp_commercial_get_checkout_status",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "dp_commercial_get_checkout_status"
      },
      "occurred_on": "2026-09-02",
      "occurred_at": "2026-09-02 08:10:13.301862+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "Tool “dp_commercial_get_checkout_status” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-digitalpublic-commercial/api-mcp-commercial#chg-chg_01a0612b-286b-7499-8be2-5f4debf5ddb0"
    },
    {
      "id": "chg_01a0612b-286c-7d7c-8f0b-b9f60e8899f5",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "dp_commercial_get_sample_report",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "dp_commercial_get_sample_report"
      },
      "occurred_on": "2026-09-02",
      "occurred_at": "2026-09-02 08:10:13.301862+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "Tool “dp_commercial_get_sample_report” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-digitalpublic-commercial/api-mcp-commercial#chg-chg_01a0612b-286c-7d7c-8f0b-b9f60e8899f5"
    },
    {
      "id": "chg_01a0612b-286f-761f-b6c1-0d2f110d6639",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "dp_commercial_start_checkout",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "dp_commercial_start_checkout"
      },
      "occurred_on": "2026-09-02",
      "occurred_at": "2026-09-02 08:10:13.301862+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "Tool “dp_commercial_start_checkout” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-digitalpublic-commercial/api-mcp-commercial#chg-chg_01a0612b-286f-761f-b6c1-0d2f110d6639"
    },
    {
      "id": "chg_01a0612b-286f-7e59-aa13-2ed1c4141bcd",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "dp_commercial_start_sandbox",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "dp_commercial_start_sandbox"
      },
      "occurred_on": "2026-09-02",
      "occurred_at": "2026-09-02 08:10:13.301862+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "Tool “dp_commercial_start_sandbox” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-digitalpublic-commercial/api-mcp-commercial#chg-chg_01a0612b-286f-7e59-aa13-2ed1c4141bcd"
    },
    {
      "id": "chg_01a0612b-2873-70e7-acae-f32c347a27a9",
      "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": "2026-09-02",
      "occurred_at": "2026-09-02 08:10:13.301862+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/com-digitalpublic-commercial/api-mcp-commercial#chg-chg_01a0612b-2873-70e7-acae-f32c347a27a9"
    },
    {
      "id": "chg_01a056dd-f5d8-7721-93d8-fd38adbbcb54",
      "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": "2026-08-31",
      "occurred_at": "2026-08-31 08:09:41.719829+00",
      "observed_since": "2026-08-30",
      "source": "scan",
      "summary": "Stability (0.97 → pass)",
      "link": "https://verifymcp.io/servers/com-digitalpublic-commercial/api-mcp-commercial#chg-chg_01a056dd-f5d8-7721-93d8-fd38adbbcb54"
    },
    {
      "id": "chg_019ff503-7233-766e-84e2-fb7ebb4dbece",
      "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 08:07:51.590484+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-digitalpublic-commercial/api-mcp-commercial#chg-chg_019ff503-7233-766e-84e2-fb7ebb4dbece"
    },
    {
      "id": "chg_019fe069-8e69-7579-90c1-bf1bba6974d4",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "dp_commercial_get_service_status",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "dp_commercial_get_service_status"
      },
      "occurred_on": "2026-08-08",
      "occurred_at": "2026-08-08 08:07:21.940195+00",
      "observed_since": "2026-08-07",
      "source": "scan",
      "summary": "Tool “dp_commercial_get_service_status” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-digitalpublic-commercial/api-mcp-commercial#chg-chg_019fe069-8e69-7579-90c1-bf1bba6974d4"
    },
    {
      "id": "chg_019fd796-d9e2-756c-9585-4c672caeb95e",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "dp_commercial_get_checkout_status",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "dp_commercial_get_checkout_status"
      },
      "occurred_on": "2026-08-06",
      "occurred_at": "2026-08-06 15:00:15.4339+00",
      "observed_since": "2026-08-06",
      "source": "scan",
      "summary": "Tool “dp_commercial_get_checkout_status” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-digitalpublic-commercial/api-mcp-commercial#chg-chg_019fd796-d9e2-756c-9585-4c672caeb95e"
    },
    {
      "id": "chg_019fd796-d9e3-71b9-bde2-7783ae90f095",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "dp_commercial_start_checkout",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "dp_commercial_start_checkout"
      },
      "occurred_on": "2026-08-06",
      "occurred_at": "2026-08-06 15:00:15.4339+00",
      "observed_since": "2026-08-06",
      "source": "scan",
      "summary": "Tool “dp_commercial_start_checkout” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-digitalpublic-commercial/api-mcp-commercial#chg-chg_019fd796-d9e3-71b9-bde2-7783ae90f095"
    },
    {
      "id": "chg_019fd796-d9e3-780c-b505-dbd325c02213",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "dp_commercial_start_sandbox",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "dp_commercial_start_sandbox"
      },
      "occurred_on": "2026-08-06",
      "occurred_at": "2026-08-06 15:00:15.4339+00",
      "observed_since": "2026-08-06",
      "source": "scan",
      "summary": "Tool “dp_commercial_start_sandbox” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-digitalpublic-commercial/api-mcp-commercial#chg-chg_019fd796-d9e3-780c-b505-dbd325c02213"
    },
    {
      "id": "chg_019fd796-d9e4-7933-b330-b843e6f30c0e",
      "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": "2026-08-06",
      "occurred_at": "2026-08-06 15:00:15.4339+00",
      "observed_since": "2026-08-06",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/com-digitalpublic-commercial/api-mcp-commercial#chg-chg_019fd796-d9e4-7933-b330-b843e6f30c0e"
    }
  ],
  "days": [
    {
      "date": "2026-10-04",
      "total": 76,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 93,
        "to": 96,
        "delta": 3,
        "others": [],
        "accrual": null,
        "partial": false,
        "compared_to": "2026-10-03",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 93 to 96."
      },
      "event_count": 0
    },
    {
      "date": "2026-10-03",
      "total": 75,
      "delta": -1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 96,
        "to": 93,
        "delta": -3,
        "others": [],
        "accrual": null,
        "partial": false,
        "compared_to": "2026-10-02",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 96 to 93."
      },
      "event_count": 0
    },
    {
      "date": "2026-09-28",
      "total": 76,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-25",
      "total": 76,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-11",
      "total": 76,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 2
    },
    {
      "date": "2026-09-06",
      "total": 76,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 3
    },
    {
      "date": "2026-09-05",
      "total": 76,
      "delta": null,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 9
    },
    {
      "date": "2026-09-04",
      "total": 0,
      "delta": null,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 10
    }
  ]
}