{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "com-drillable-gateway",
  "component": "mcp",
  "generated_at": "2026-09-30T09:47:01.359Z",
  "tracking_since": "2026-07-26",
  "counts": {
    "critical": 0,
    "security": 73,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a0d15f-5f8b-7c01-acc5-4b1dc6bc6357",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "query",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "query"
      },
      "occurred_on": "2026-09-24",
      "occurred_at": "2026-09-24 03:04:43.559836+00",
      "observed_since": "2026-09-23",
      "source": "scan",
      "summary": "Tool “query” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_01a0d15f-5f8b-7c01-acc5-4b1dc6bc6357"
    },
    {
      "id": "chg_01a0d15f-5f8c-76e3-a3ef-59792174a943",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "search",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "search"
      },
      "occurred_on": "2026-09-24",
      "occurred_at": "2026-09-24 03:04:43.559836+00",
      "observed_since": "2026-09-23",
      "source": "scan",
      "summary": "Tool “search” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_01a0d15f-5f8c-76e3-a3ef-59792174a943"
    },
    {
      "id": "chg_01a0cc38-9284-796b-9639-26f8c10d65bf",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "search",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "search"
      },
      "occurred_on": "2026-09-23",
      "occurred_at": "2026-09-23 03:04:14.635619+00",
      "observed_since": "2026-09-22",
      "source": "scan",
      "summary": "Tool “search” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_01a0cc38-9284-796b-9639-26f8c10d65bf"
    },
    {
      "id": "chg_01a0c1eb-9b79-7416-bc46-58067cd2c6ee",
      "kind": "check.reverified",
      "family": "tool-safety-manipulation",
      "subject_kind": "check",
      "subject": "tool-safety-manipulation",
      "subject_child": "",
      "from_code": "toolsafety.manipulation_unjudged",
      "to_code": "toolsafety.manipulation_clean",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {
        "units": "4",
        "judged": "4"
      },
      "occurred_on": "2026-09-21",
      "occurred_at": "2026-09-21 03:03:58.487504+00",
      "observed_since": "2026-09-20",
      "source": "scan",
      "summary": "Judged manipulation (unverified → pass)",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_01a0c1eb-9b79-7416-bc46-58067cd2c6ee"
    },
    {
      "id": "chg_01a0bcc4-eb68-79f6-bab1-9fec6db0d708",
      "kind": "check.unverifiable",
      "family": "tool-safety-manipulation",
      "subject_kind": "check",
      "subject": "tool-safety-manipulation",
      "subject_child": "",
      "from_code": "toolsafety.manipulation_clean",
      "to_code": "toolsafety.manipulation_unjudged",
      "from_value": "pass",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "units": "4",
        "judged": "2",
        "reason": "partially_judged"
      },
      "occurred_on": "2026-09-20",
      "occurred_at": "2026-09-20 03:03:36.981005+00",
      "observed_since": "2026-09-19",
      "source": "scan",
      "summary": "Judged manipulation (pass → unverified)",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_01a0bcc4-eb68-79f6-bab1-9fec6db0d708"
    },
    {
      "id": "chg_01a0bcc4-eb69-7f15-a98a-5495ec513889",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "search",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "search"
      },
      "occurred_on": "2026-09-20",
      "occurred_at": "2026-09-20 03:03:36.981005+00",
      "observed_since": "2026-09-19",
      "source": "scan",
      "summary": "Tool “search” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_01a0bcc4-eb69-7f15-a98a-5495ec513889"
    },
    {
      "id": "chg_01a0bcc4-eb70-7043-a48d-eaf2235c0b73",
      "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": "2026-09-20",
      "occurred_at": "2026-09-20 03:03:36.981005+00",
      "observed_since": "2026-09-19",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_01a0bcc4-eb70-7043-a48d-eaf2235c0b73"
    },
    {
      "id": "chg_01a0b79e-d1ad-74c9-8af5-b98b1df7fc02",
      "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": "2",
        "breaks": "1",
        "removed": "7",
        "auth_transport": "0"
      },
      "occurred_on": "2026-09-19",
      "occurred_at": "2026-09-19 03:03:53.927567+00",
      "observed_since": "2026-09-18",
      "source": "scan",
      "summary": "Stability (unverified → fail)",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_01a0b79e-d1ad-74c9-8af5-b98b1df7fc02"
    },
    {
      "id": "chg_01a0b79e-d1b0-7161-9f45-e3c7aa71f3da",
      "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": "2026-09-19",
      "occurred_at": "2026-09-19 03:03:53.927567+00",
      "observed_since": "2026-09-18",
      "source": "scan",
      "summary": "Transport (fail → pass)",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_01a0b79e-d1b0-7161-9f45-e3c7aa71f3da"
    },
    {
      "id": "chg_01a0b79e-d1b1-7ac2-8eb7-40d1d86579ee",
      "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 03:03:53.927567+00",
      "observed_since": "2026-09-18",
      "source": "scan",
      "summary": "Injection markers (unverified → pass)",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_01a0b79e-d1b1-7ac2-8eb7-40d1d86579ee"
    },
    {
      "id": "chg_01a0b79e-d1b3-79da-b0fc-c62a634394d8",
      "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": "3"
      },
      "occurred_on": "2026-09-19",
      "occurred_at": "2026-09-19 03:03:53.927567+00",
      "observed_since": "2026-09-18",
      "source": "scan",
      "summary": "Authorization (Authorisation not fully verified: no authorisation is required to call this server, and 3 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-drillable-gateway/mcp#chg-chg_01a0b79e-d1b3-79da-b0fc-c62a634394d8"
    },
    {
      "id": "chg_01a0b79e-d1b8-7535-8750-37e11198b4b4",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "search",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "search"
      },
      "occurred_on": "2026-09-19",
      "occurred_at": "2026-09-19 03:03:53.927567+00",
      "observed_since": "2026-09-17",
      "source": "scan",
      "summary": "Tool “search” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_01a0b79e-d1b8-7535-8750-37e11198b4b4"
    },
    {
      "id": "chg_01a0b79e-d1ba-79df-b47d-43f0cf287e49",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "trace",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "trace"
      },
      "occurred_on": "2026-09-19",
      "occurred_at": "2026-09-19 03:03:53.927567+00",
      "observed_since": "2026-09-17",
      "source": "scan",
      "summary": "Tool “trace” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_01a0b79e-d1ba-79df-b47d-43f0cf287e49"
    },
    {
      "id": "chg_01a0b278-1278-7bdd-8ed0-4b6b4dc0f32c",
      "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": "2026-09-18",
      "occurred_at": "2026-09-18 03:03:28.533216+00",
      "observed_since": "2026-09-17",
      "source": "scan",
      "summary": "Stability (fail → unverified)",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_01a0b278-1278-7bdd-8ed0-4b6b4dc0f32c"
    },
    {
      "id": "chg_01a0b278-1279-7a45-ba38-9fd23420ad92",
      "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": "2026-09-18",
      "occurred_at": "2026-09-18 03:03:28.533216+00",
      "observed_since": "2026-09-17",
      "source": "scan",
      "summary": "Transport (pass → fail)",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_01a0b278-1279-7a45-ba38-9fd23420ad92"
    },
    {
      "id": "chg_01a0b278-127a-7178-aada-112a7127ee5d",
      "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 03:03:28.533216+00",
      "observed_since": "2026-09-17",
      "source": "scan",
      "summary": "Tool safety (pass → unverified)",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_01a0b278-127a-7178-aada-112a7127ee5d"
    },
    {
      "id": "chg_01a0b278-127a-765e-b409-4b72d12d0a5f",
      "kind": "check.reason",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_undeclared",
      "to_code": "auth.none_unlisted",
      "from_value": "unverified",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-18",
      "occurred_at": "2026-09-18 03:03:28.533216+00",
      "observed_since": "2026-09-17",
      "source": "scan",
      "summary": "Authorization (Authorisation not fully verified: no authorisation is required to connect, but we couldn't read the whole tool list to see what that exposes.)",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_01a0b278-127a-765e-b409-4b72d12d0a5f"
    },
    {
      "id": "chg_01a0b278-127c-72a7-8d61-2aba5aaacc0d",
      "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": "2026-09-18",
      "occurred_at": "2026-09-18 03:03:28.533216+00",
      "observed_since": "2026-09-17",
      "source": "scan",
      "summary": "Endpoint reachability (reachable → not serving MCP)",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_01a0b278-127c-72a7-8d61-2aba5aaacc0d"
    },
    {
      "id": "chg_01a0ad51-e119-74f0-97ef-d983a5f2d107",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "search",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "search"
      },
      "occurred_on": "2026-09-17",
      "occurred_at": "2026-09-17 03:03:39.435228+00",
      "observed_since": "2026-09-16",
      "source": "scan",
      "summary": "Tool “search” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_01a0ad51-e119-74f0-97ef-d983a5f2d107"
    },
    {
      "id": "chg_01a09dde-e4be-7ee0-af16-98ff4500fb2f",
      "kind": "check.reverified",
      "family": "tool-safety-manipulation",
      "subject_kind": "check",
      "subject": "tool-safety-manipulation",
      "subject_child": "",
      "from_code": "toolsafety.manipulation_unjudged",
      "to_code": "toolsafety.manipulation_clean",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {
        "units": "3",
        "judged": "3"
      },
      "occurred_on": "2026-09-14",
      "occurred_at": "2026-09-14 03:03:45.496137+00",
      "observed_since": "2026-09-13",
      "source": "scan",
      "summary": "Judged manipulation (unverified → pass)",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_01a09dde-e4be-7ee0-af16-98ff4500fb2f"
    },
    {
      "id": "chg_01a09dde-e4c0-7dbd-bbf6-44f86f56a4cb",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "search",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "search"
      },
      "occurred_on": "2026-09-14",
      "occurred_at": "2026-09-14 03:03:45.496137+00",
      "observed_since": "2026-09-13",
      "source": "scan",
      "summary": "Tool “search” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_01a09dde-e4c0-7dbd-bbf6-44f86f56a4cb"
    },
    {
      "id": "chg_01a098b8-a8f6-767d-8b0f-4fe6dc5a03e6",
      "kind": "check.unverifiable",
      "family": "tool-safety-manipulation",
      "subject_kind": "check",
      "subject": "tool-safety-manipulation",
      "subject_child": "",
      "from_code": "toolsafety.manipulation_clean",
      "to_code": "toolsafety.manipulation_unjudged",
      "from_value": "pass",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "units": "3",
        "judged": "2",
        "reason": "partially_judged"
      },
      "occurred_on": "2026-09-13",
      "occurred_at": "2026-09-13 03:03:53.750073+00",
      "observed_since": "2026-09-12",
      "source": "scan",
      "summary": "Judged manipulation (pass → unverified)",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_01a098b8-a8f6-767d-8b0f-4fe6dc5a03e6"
    },
    {
      "id": "chg_01a098b8-a8f9-7e80-96c8-c0ef5a07aee1",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "search",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "search"
      },
      "occurred_on": "2026-09-13",
      "occurred_at": "2026-09-13 03:03:53.750073+00",
      "observed_since": "2026-09-12",
      "source": "scan",
      "summary": "Tool “search” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_01a098b8-a8f9-7e80-96c8-c0ef5a07aee1"
    },
    {
      "id": "chg_01a08e6b-aec3-7673-a8e8-73e860d213e2",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "search",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "search"
      },
      "occurred_on": "2026-09-11",
      "occurred_at": "2026-09-11 03:03:36.800585+00",
      "observed_since": "2026-09-10",
      "source": "scan",
      "summary": "Tool “search” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_01a08e6b-aec3-7673-a8e8-73e860d213e2"
    },
    {
      "id": "chg_01a08945-22d8-7370-987a-2585c2efeb89",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "search",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "search"
      },
      "occurred_on": "2026-09-10",
      "occurred_at": "2026-09-10 03:03:24.526971+00",
      "observed_since": "2026-09-09",
      "source": "scan",
      "summary": "Tool “search” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_01a08945-22d8-7370-987a-2585c2efeb89"
    },
    {
      "id": "chg_01a0811a-e797-7099-bba0-422f975afe20",
      "kind": "tool.removed",
      "family": "",
      "subject_kind": "tool",
      "subject": "drill",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "tool": "drill"
      },
      "occurred_on": "2026-09-08",
      "occurred_at": "2026-09-08 13:00:18.29522+00",
      "observed_since": "2026-09-08",
      "source": "scan",
      "summary": "Tool “drill” was removed",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_01a0811a-e797-7099-bba0-422f975afe20"
    },
    {
      "id": "chg_01a0811a-e79a-797d-af68-fe3e0621133c",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "search",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "search"
      },
      "occurred_on": "2026-09-08",
      "occurred_at": "2026-09-08 13:00:18.29522+00",
      "observed_since": "2026-09-08",
      "source": "scan",
      "summary": "Tool “search” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_01a0811a-e79a-797d-af68-fe3e0621133c"
    },
    {
      "id": "chg_01a0811a-e7a2-7c98-9e6c-9f5536494f70",
      "kind": "server.name_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "drillable",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": "drillable-foundation",
      "to_value": "drillable",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "to": "drillable",
        "from": "drillable-foundation"
      },
      "occurred_on": "2026-09-08",
      "occurred_at": "2026-09-08 13:00:18.29522+00",
      "observed_since": "2026-09-08",
      "source": "scan",
      "summary": "The server changed its declared name (drillable-foundation → drillable)",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_01a0811a-e7a2-7c98-9e6c-9f5536494f70"
    },
    {
      "id": "chg_01a0811a-e7a6-7050-ba7d-01bc19d93d80",
      "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": "2026-09-08",
      "occurred_at": "2026-09-08 13:00:18.29522+00",
      "observed_since": "2026-09-08",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_01a0811a-e7a6-7050-ba7d-01bc19d93d80"
    },
    {
      "id": "chg_01a074ab-1388-7e9c-a162-bb9e0ca599fe",
      "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": "1",
        "breaks": "0",
        "removed": "7",
        "auth_transport": "0"
      },
      "occurred_on": "2026-09-06",
      "occurred_at": "2026-09-06 03:02:43.691332+00",
      "observed_since": "2026-09-05",
      "source": "scan",
      "summary": "Stability (pass → fail)",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_01a074ab-1388-7e9c-a162-bb9e0ca599fe"
    },
    {
      "id": "chg_01a074ab-138e-79ba-9259-63209f903a41",
      "kind": "tool.removed",
      "family": "",
      "subject_kind": "tool",
      "subject": "call",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "tool": "call"
      },
      "occurred_on": "2026-09-06",
      "occurred_at": "2026-09-06 03:02:43.691332+00",
      "observed_since": "2026-09-05",
      "source": "scan",
      "summary": "Tool “call” was removed",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_01a074ab-138e-79ba-9259-63209f903a41"
    },
    {
      "id": "chg_01a074ab-138e-7d4b-8c96-025aff165b44",
      "kind": "tool.removed",
      "family": "",
      "subject_kind": "tool",
      "subject": "compute",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "tool": "compute"
      },
      "occurred_on": "2026-09-06",
      "occurred_at": "2026-09-06 03:02:43.691332+00",
      "observed_since": "2026-09-05",
      "source": "scan",
      "summary": "Tool “compute” was removed",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_01a074ab-138e-7d4b-8c96-025aff165b44"
    },
    {
      "id": "chg_01a074ab-138f-7247-85a6-60bd4ae1d366",
      "kind": "tool.removed",
      "family": "",
      "subject_kind": "tool",
      "subject": "describe",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "tool": "describe"
      },
      "occurred_on": "2026-09-06",
      "occurred_at": "2026-09-06 03:02:43.691332+00",
      "observed_since": "2026-09-05",
      "source": "scan",
      "summary": "Tool “describe” was removed",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_01a074ab-138f-7247-85a6-60bd4ae1d366"
    },
    {
      "id": "chg_01a074ab-1390-76b3-bbae-ff902777f203",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "drill",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "drill"
      },
      "occurred_on": "2026-09-06",
      "occurred_at": "2026-09-06 03:02:43.691332+00",
      "observed_since": "2026-09-05",
      "source": "scan",
      "summary": "Tool “drill” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_01a074ab-1390-76b3-bbae-ff902777f203"
    },
    {
      "id": "chg_01a074ab-1391-721d-82d5-052112c66c18",
      "kind": "tool.removed",
      "family": "",
      "subject_kind": "tool",
      "subject": "enumerate",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "tool": "enumerate"
      },
      "occurred_on": "2026-09-06",
      "occurred_at": "2026-09-06 03:02:43.691332+00",
      "observed_since": "2026-09-05",
      "source": "scan",
      "summary": "Tool “enumerate” was removed",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_01a074ab-1391-721d-82d5-052112c66c18"
    },
    {
      "id": "chg_01a074ab-1391-7637-9903-3ee298cee282",
      "kind": "tool.removed",
      "family": "",
      "subject_kind": "tool",
      "subject": "lookup",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "tool": "lookup"
      },
      "occurred_on": "2026-09-06",
      "occurred_at": "2026-09-06 03:02:43.691332+00",
      "observed_since": "2026-09-05",
      "source": "scan",
      "summary": "Tool “lookup” was removed",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_01a074ab-1391-7637-9903-3ee298cee282"
    },
    {
      "id": "chg_01a074ab-1392-7799-a043-28e6b294e980",
      "kind": "tool.removed",
      "family": "",
      "subject_kind": "tool",
      "subject": "notify_when_held",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "tool": "notify_when_held"
      },
      "occurred_on": "2026-09-06",
      "occurred_at": "2026-09-06 03:02:43.691332+00",
      "observed_since": "2026-09-05",
      "source": "scan",
      "summary": "Tool “notify_when_held” was removed",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_01a074ab-1392-7799-a043-28e6b294e980"
    },
    {
      "id": "chg_01a074ab-1392-7ae7-b567-168bb889573c",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "search",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "search"
      },
      "occurred_on": "2026-09-06",
      "occurred_at": "2026-09-06 03:02:43.691332+00",
      "observed_since": "2026-09-05",
      "source": "scan",
      "summary": "Tool “search” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_01a074ab-1392-7ae7-b567-168bb889573c"
    },
    {
      "id": "chg_01a074ab-1394-7ea9-93fb-bb483d79fcf3",
      "kind": "tool.removed",
      "family": "",
      "subject_kind": "tool",
      "subject": "verify",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "tool": "verify"
      },
      "occurred_on": "2026-09-06",
      "occurred_at": "2026-09-06 03:02:43.691332+00",
      "observed_since": "2026-09-05",
      "source": "scan",
      "summary": "Tool “verify” was removed",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_01a074ab-1394-7ea9-93fb-bb483d79fcf3"
    },
    {
      "id": "chg_01a074ab-1395-76a3-8a79-add2bacef206",
      "kind": "server.name_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "drillable-foundation",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": "drillable",
      "to_value": "drillable-foundation",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "to": "drillable-foundation",
        "from": "drillable"
      },
      "occurred_on": "2026-09-06",
      "occurred_at": "2026-09-06 03:02:43.691332+00",
      "observed_since": "2026-09-05",
      "source": "scan",
      "summary": "The server changed its declared name (drillable → drillable-foundation)",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_01a074ab-1395-76a3-8a79-add2bacef206"
    },
    {
      "id": "chg_01a074ab-1397-7b74-ae8c-83f94598f31d",
      "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 03:02:43.691332+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-drillable-gateway/mcp#chg-chg_01a074ab-1397-7b74-ae8c-83f94598f31d"
    },
    {
      "id": "chg_01a05aeb-3d2a-7433-830f-53587a27712c",
      "kind": "check.reverified",
      "family": "tool-safety-manipulation",
      "subject_kind": "check",
      "subject": "tool-safety-manipulation",
      "subject_child": "",
      "from_code": "toolsafety.manipulation_unjudged",
      "to_code": "toolsafety.manipulation_clean",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {
        "units": "10",
        "judged": "10"
      },
      "occurred_on": "2026-09-01",
      "occurred_at": "2026-09-01 03:02:41.143708+00",
      "observed_since": "2026-08-31",
      "source": "scan",
      "summary": "Judged manipulation (unverified → pass)",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_01a05aeb-3d2a-7433-830f-53587a27712c"
    },
    {
      "id": "chg_01a055c4-df3a-7f0e-9e39-50472631dba0",
      "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": "2026-08-31",
      "occurred_at": "2026-08-31 03:02:40.586663+00",
      "observed_since": "2026-08-30",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_01a055c4-df3a-7f0e-9e39-50472631dba0"
    },
    {
      "id": "chg_01a0509e-5e29-78ff-9232-45de26947682",
      "kind": "check.unverifiable",
      "family": "tool-safety-manipulation",
      "subject_kind": "check",
      "subject": "tool-safety-manipulation",
      "subject_child": "",
      "from_code": "toolsafety.manipulation_clean",
      "to_code": "toolsafety.manipulation_unjudged",
      "from_value": "pass",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "units": "10",
        "judged": "9",
        "reason": "partially_judged"
      },
      "occurred_on": "2026-08-30",
      "occurred_at": "2026-08-30 03:02:31.136677+00",
      "observed_since": "2026-08-29",
      "source": "scan",
      "summary": "Judged manipulation (pass → unverified)",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_01a0509e-5e29-78ff-9232-45de26947682"
    },
    {
      "id": "chg_01a0509e-5e2a-7da5-94f3-cc77d1a15ab3",
      "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": "2026-08-30",
      "occurred_at": "2026-08-30 03:02:31.136677+00",
      "observed_since": "2026-08-29",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_01a0509e-5e2a-7da5-94f3-cc77d1a15ab3"
    },
    {
      "id": "chg_01a04b78-3551-7c2f-8896-4d646f26d75a",
      "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": "2026-08-29",
      "occurred_at": "2026-08-29 03:02:44.217185+00",
      "observed_since": "2026-08-28",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_01a04b78-3551-7c2f-8896-4d646f26d75a"
    },
    {
      "id": "chg_01a04651-e511-7724-a32d-020ce51dfaeb",
      "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": "2026-08-28",
      "occurred_at": "2026-08-28 03:02:47.240423+00",
      "observed_since": "2026-08-27",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_01a04651-e511-7724-a32d-020ce51dfaeb"
    },
    {
      "id": "chg_01a0412b-9c82-7c2a-85f4-b1deaad532cd",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "compute",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "compute"
      },
      "occurred_on": "2026-08-27",
      "occurred_at": "2026-08-27 03:02:52.2474+00",
      "observed_since": "2026-08-26",
      "source": "scan",
      "summary": "Tool “compute” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_01a0412b-9c82-7c2a-85f4-b1deaad532cd"
    },
    {
      "id": "chg_01a0412b-9c84-74ff-a091-f38b91a5439f",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "enumerate",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "enumerate"
      },
      "occurred_on": "2026-08-27",
      "occurred_at": "2026-08-27 03:02:52.2474+00",
      "observed_since": "2026-08-26",
      "source": "scan",
      "summary": "Tool “enumerate” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_01a0412b-9c84-74ff-a091-f38b91a5439f"
    },
    {
      "id": "chg_01a0412b-9c84-7a0d-875b-a94a25bdde54",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "lookup",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "lookup"
      },
      "occurred_on": "2026-08-27",
      "occurred_at": "2026-08-27 03:02:52.2474+00",
      "observed_since": "2026-08-26",
      "source": "scan",
      "summary": "Tool “lookup” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_01a0412b-9c84-7a0d-875b-a94a25bdde54"
    },
    {
      "id": "chg_01a0412b-9c85-75e8-bb68-f4db5f020187",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "search",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "search"
      },
      "occurred_on": "2026-08-27",
      "occurred_at": "2026-08-27 03:02:52.2474+00",
      "observed_since": "2026-08-26",
      "source": "scan",
      "summary": "Tool “search” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_01a0412b-9c85-75e8-bb68-f4db5f020187"
    },
    {
      "id": "chg_01a0412b-9c86-7010-9821-532f0bd9dcdb",
      "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": "2026-08-27",
      "occurred_at": "2026-08-27 03:02:52.2474+00",
      "observed_since": "2026-08-26",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_01a0412b-9c86-7010-9821-532f0bd9dcdb"
    },
    {
      "id": "chg_01a036de-c581-7893-a0c1-9d82f7a01a8a",
      "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 03:02:44.232474+00",
      "observed_since": "2026-08-24",
      "source": "scan",
      "summary": "Stability (0.97 → pass)",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_01a036de-c581-7893-a0c1-9d82f7a01a8a"
    },
    {
      "id": "chg_01a031b8-8217-74db-809e-101b23753a90",
      "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": "2026-08-24",
      "occurred_at": "2026-08-24 03:02:50.566121+00",
      "observed_since": "2026-08-23",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_01a031b8-8217-74db-809e-101b23753a90"
    },
    {
      "id": "chg_01a02c92-1ba7-763d-9177-1fd6c74fe59a",
      "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": "2026-08-23",
      "occurred_at": "2026-08-23 03:02:47.911913+00",
      "observed_since": "2026-08-22",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_01a02c92-1ba7-763d-9177-1fd6c74fe59a"
    },
    {
      "id": "chg_01a0276b-d53d-7317-ba0a-34e71cb36014",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "drill",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "drill"
      },
      "occurred_on": "2026-08-22",
      "occurred_at": "2026-08-22 03:02:53.4273+00",
      "observed_since": "2026-08-21",
      "source": "scan",
      "summary": "Tool “drill” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_01a0276b-d53d-7317-ba0a-34e71cb36014"
    },
    {
      "id": "chg_01a0276b-d53e-72cd-941e-c06c9d1acde6",
      "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": "2026-08-22",
      "occurred_at": "2026-08-22 03:02:53.4273+00",
      "observed_since": "2026-08-21",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_01a0276b-d53e-72cd-941e-c06c9d1acde6"
    },
    {
      "id": "chg_01a02245-50b3-7ee1-8af4-aa104ae4dea0",
      "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": "2026-08-21",
      "occurred_at": "2026-08-21 03:02:43.039621+00",
      "observed_since": "2026-08-20",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_01a02245-50b3-7ee1-8af4-aa104ae4dea0"
    },
    {
      "id": "chg_01a01d1e-c531-71c6-9300-9eecf066194b",
      "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": "2026-08-20",
      "occurred_at": "2026-08-20 03:02:30.823968+00",
      "observed_since": "2026-08-19",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_01a01d1e-c531-71c6-9300-9eecf066194b"
    },
    {
      "id": "chg_01a017f8-bffc-7997-b8af-a4aef482c039",
      "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": "2026-08-19",
      "occurred_at": "2026-08-19 03:02:53.10407+00",
      "observed_since": "2026-08-18",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_01a017f8-bffc-7997-b8af-a4aef482c039"
    },
    {
      "id": "chg_01a012d2-3ee1-7254-bb5a-b5f8eb9ea5f8",
      "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": "2026-08-18",
      "occurred_at": "2026-08-18 03:02:43.610451+00",
      "observed_since": "2026-08-17",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_01a012d2-3ee1-7254-bb5a-b5f8eb9ea5f8"
    },
    {
      "id": "chg_01a00dab-ec9a-791a-8567-8abaae599f0d",
      "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": "2026-08-17",
      "occurred_at": "2026-08-17 03:02:46.116167+00",
      "observed_since": "2026-08-16",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_01a00dab-ec9a-791a-8567-8abaae599f0d"
    },
    {
      "id": "chg_01a00885-9ea1-7144-b87b-db360a3e9ffc",
      "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": "2026-08-16",
      "occurred_at": "2026-08-16 03:02:49.694601+00",
      "observed_since": "2026-08-15",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_01a00885-9ea1-7144-b87b-db360a3e9ffc"
    },
    {
      "id": "chg_01a0035f-4893-79df-93c9-37c81c4b4cd2",
      "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": "2026-08-15",
      "occurred_at": "2026-08-15 03:02:51.243517+00",
      "observed_since": "2026-08-14",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_01a0035f-4893-79df-93c9-37c81c4b4cd2"
    },
    {
      "id": "chg_019ff912-a3b0-75be-8b2d-2b3e8e50694e",
      "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": "2026-08-13",
      "occurred_at": "2026-08-13 03:02:56.111882+00",
      "observed_since": "2026-08-12",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_019ff912-a3b0-75be-8b2d-2b3e8e50694e"
    },
    {
      "id": "chg_019ff3ec-959e-731b-9e26-27a0f2bd9d5f",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "compute",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "compute"
      },
      "occurred_on": "2026-08-12",
      "occurred_at": "2026-08-12 03:03:16.100099+00",
      "observed_since": "2026-08-11",
      "source": "scan",
      "summary": "Tool “compute” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_019ff3ec-959e-731b-9e26-27a0f2bd9d5f"
    },
    {
      "id": "chg_019ff3ec-959f-749b-8946-4bd21f32b3f2",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "enumerate",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "enumerate"
      },
      "occurred_on": "2026-08-12",
      "occurred_at": "2026-08-12 03:03:16.100099+00",
      "observed_since": "2026-08-11",
      "source": "scan",
      "summary": "Tool “enumerate” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_019ff3ec-959f-749b-8946-4bd21f32b3f2"
    },
    {
      "id": "chg_019ff3ec-959f-7c15-876f-d0298a26a759",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "lookup",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "lookup"
      },
      "occurred_on": "2026-08-12",
      "occurred_at": "2026-08-12 03:03:16.100099+00",
      "observed_since": "2026-08-11",
      "source": "scan",
      "summary": "Tool “lookup” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_019ff3ec-959f-7c15-876f-d0298a26a759"
    },
    {
      "id": "chg_019ff3ec-95a0-7c4c-8e41-3db38d7f72ea",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "search",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "search"
      },
      "occurred_on": "2026-08-12",
      "occurred_at": "2026-08-12 03:03:16.100099+00",
      "observed_since": "2026-08-11",
      "source": "scan",
      "summary": "Tool “search” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_019ff3ec-95a0-7c4c-8e41-3db38d7f72ea"
    },
    {
      "id": "chg_019ff3ec-95a1-7c98-ab2c-b4497651716d",
      "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 03:03:16.100099+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-drillable-gateway/mcp#chg-chg_019ff3ec-95a1-7c98-ab2c-b4497651716d"
    },
    {
      "id": "chg_019fe479-093c-793e-9bc6-dcc954371d1b",
      "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": "2026-08-09",
      "occurred_at": "2026-08-09 03:02:45.270013+00",
      "observed_since": "2026-08-08",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_019fe479-093c-793e-9bc6-dcc954371d1b"
    },
    {
      "id": "chg_019fcfdf-1ad0-7cbc-b0d3-0ae17b9ab9da",
      "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": "2026-08-05",
      "occurred_at": "2026-08-05 03:02:12.903233+00",
      "observed_since": "2026-08-04",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_019fcfdf-1ad0-7cbc-b0d3-0ae17b9ab9da"
    },
    {
      "id": "chg_019fcab7-ebf8-7594-ab58-9be697590a13",
      "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": "2026-08-04",
      "occurred_at": "2026-08-04 03:01:18.955701+00",
      "observed_since": "2026-08-03",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/com-drillable-gateway/mcp#chg-chg_019fcab7-ebf8-7594-ab58-9be697590a13"
    }
  ],
  "days": [
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      "date": "2026-09-28",
      "total": 61,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-25",
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      "delta": 0,
      "tracked": true,
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      "date": "2026-09-24",
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      "delta": 0,
      "tracked": true,
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      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 3
    },
    {
      "date": "2026-09-23",
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      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
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      "date": "2026-09-21",
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      "tracked": true,
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      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 2
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    {
      "date": "2026-09-20",
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      "delta": -11,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
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    {
      "date": "2026-09-19",
      "total": 62,
      "delta": 39,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
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    {
      "date": "2026-09-18",
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      "delta": -39,
      "tracked": true,
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      "beyond_event_horizon": false,
      "attribution": null,
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  ]
}