{
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  "server": "pipeworx-io-noaa-spc",
  "component": "noaa-spc-mcp",
  "generated_at": "2026-09-21T00:24:05.391Z",
  "tracking_since": "2026-07-26",
  "counts": {
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    "security": 95,
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    "cosmetic": 0
  },
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      "id": "chg_01a09da9-5d75-7dc5-b6b9-d52ea4c0cda4",
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      "from_value": "pass",
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      "occurred_at": "2026-09-14 02:05:17.506436+00",
      "observed_since": "2026-09-13",
      "source": "scan",
      "summary": "Authorization (pass → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a09da9-5d75-7dc5-b6b9-d52ea4c0cda4"
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    {
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      "from_code": "stability.stable",
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      "from_value": "pass",
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      "detail": {
        "days": "30",
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      "occurred_at": "2026-09-14 02:05:17.506436+00",
      "observed_since": "2026-09-13",
      "source": "scan",
      "summary": "Stability (pass → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a09da9-5d76-7d4f-aaab-18ffff3ca06a"
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    {
      "id": "chg_01a09da9-5d77-737d-a028-abf17f0165d4",
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      "from_value": "pass",
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      "occurred_at": "2026-09-14 02:05:17.506436+00",
      "observed_since": "2026-09-13",
      "source": "scan",
      "summary": "Tool safety (pass → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a09da9-5d77-737d-a028-abf17f0165d4"
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    {
      "id": "chg_01a09882-e5df-77ed-a37c-104b76d9216e",
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      "materiality": "security",
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      "occurred_on": "2026-09-13",
      "occurred_at": "2026-09-13 02:05:10.41063+00",
      "observed_since": "2026-09-12",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a09882-e5df-77ed-a37c-104b76d9216e"
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    {
      "id": "chg_01a09882-e5e0-7365-88af-08dae195a5ae",
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      "subject_kind": "tool",
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      "materiality": "security",
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        "tool": "ask_pipeworx_beta"
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      "occurred_at": "2026-09-13 02:05:10.41063+00",
      "observed_since": "2026-09-12",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a09882-e5e0-7365-88af-08dae195a5ae"
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    {
      "id": "chg_01a09882-e5e0-790d-8a77-72dca64a937c",
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      "subject_kind": "tool",
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      "from_code": null,
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      "materiality": "security",
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      "detail": {
        "tool": "ask_pipeworx_grounded"
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      "occurred_on": "2026-09-13",
      "occurred_at": "2026-09-13 02:05:10.41063+00",
      "observed_since": "2026-09-12",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a09882-e5e0-790d-8a77-72dca64a937c"
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    {
      "id": "chg_01a09882-e5e0-7e70-ac48-b80405e9cbe5",
      "kind": "tool.description_changed",
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      "subject_kind": "tool",
      "subject": "deep_research",
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      "from_code": null,
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      "from_value": null,
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      "materiality": "security",
      "direction": "neutral",
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      "detail": {
        "tool": "deep_research"
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      "occurred_on": "2026-09-13",
      "occurred_at": "2026-09-13 02:05:10.41063+00",
      "observed_since": "2026-09-12",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a09882-e5e0-7e70-ac48-b80405e9cbe5"
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    {
      "id": "chg_01a09882-e5e1-738f-96b8-490acca9c08f",
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      "subject_kind": "server",
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      "materiality": "security",
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      "detail": {},
      "occurred_on": "2026-09-13",
      "occurred_at": "2026-09-13 02:05:10.41063+00",
      "observed_since": "2026-09-12",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a09882-e5e1-738f-96b8-490acca9c08f"
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    {
      "id": "chg_01a0935c-bc18-7c84-8131-9be669a0c237",
      "kind": "tool.description_changed",
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      "subject_kind": "tool",
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      "from_code": null,
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      "from_value": null,
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      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx"
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      "occurred_on": "2026-09-12",
      "occurred_at": "2026-09-12 02:05:23.185139+00",
      "observed_since": "2026-09-11",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a0935c-bc18-7c84-8131-9be669a0c237"
    },
    {
      "id": "chg_01a0935c-bc1a-7953-b478-8682357eeb9e",
      "kind": "tool.description_changed",
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      "subject_kind": "tool",
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      "from_code": null,
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      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_beta"
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      "occurred_on": "2026-09-12",
      "occurred_at": "2026-09-12 02:05:23.185139+00",
      "observed_since": "2026-09-11",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a0935c-bc1a-7953-b478-8682357eeb9e"
    },
    {
      "id": "chg_01a0935c-bc1b-77e4-957d-dabacf2de1eb",
      "kind": "tool.description_changed",
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      "subject_kind": "tool",
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      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_grounded"
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      "occurred_on": "2026-09-12",
      "occurred_at": "2026-09-12 02:05:23.185139+00",
      "observed_since": "2026-09-11",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a0935c-bc1b-77e4-957d-dabacf2de1eb"
    },
    {
      "id": "chg_01a0935c-bc1b-7f18-8d8e-aa75c712aa44",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "bet_research",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "bet_research"
      },
      "occurred_on": "2026-09-12",
      "occurred_at": "2026-09-12 02:05:23.185139+00",
      "observed_since": "2026-09-11",
      "source": "scan",
      "summary": "Tool “bet_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a0935c-bc1b-7f18-8d8e-aa75c712aa44"
    },
    {
      "id": "chg_01a0935c-bc1d-7c3e-95a7-395f51395cd5",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "deep_research",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "deep_research"
      },
      "occurred_on": "2026-09-12",
      "occurred_at": "2026-09-12 02:05:23.185139+00",
      "observed_since": "2026-09-11",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a0935c-bc1d-7c3e-95a7-395f51395cd5"
    },
    {
      "id": "chg_01a0935c-bc1e-737e-94af-219ff12a63dc",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "polymarket_kalshi_spread",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "polymarket_kalshi_spread"
      },
      "occurred_on": "2026-09-12",
      "occurred_at": "2026-09-12 02:05:23.185139+00",
      "observed_since": "2026-09-11",
      "source": "scan",
      "summary": "Tool “polymarket_kalshi_spread” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a0935c-bc1e-737e-94af-219ff12a63dc"
    },
    {
      "id": "chg_01a0935c-bc1f-70c9-811f-54a2ffb0f552",
      "kind": "server.instructions_changed",
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      "subject_kind": "server",
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      "from_code": null,
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      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-12",
      "occurred_at": "2026-09-12 02:05:23.185139+00",
      "observed_since": "2026-09-11",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a0935c-bc1f-70c9-811f-54a2ffb0f552"
    },
    {
      "id": "chg_01a08e36-942c-75be-9023-c6d141b679c3",
      "kind": "check.verdict",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_destructive",
      "to_code": "auth.rfc9728_invoke",
      "from_value": "fail",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-11",
      "occurred_at": "2026-09-11 02:05:36.559372+00",
      "observed_since": "2026-09-10",
      "source": "scan",
      "summary": "Authorization (fail → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a08e36-942c-75be-9023-c6d141b679c3"
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    {
      "id": "chg_01a08e36-942d-76ae-96c0-909b49988d7b",
      "kind": "tool.description_changed",
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      "subject_kind": "tool",
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      "from_code": null,
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      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx"
      },
      "occurred_on": "2026-09-11",
      "occurred_at": "2026-09-11 02:05:36.559372+00",
      "observed_since": "2026-09-10",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a08e36-942d-76ae-96c0-909b49988d7b"
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    {
      "id": "chg_01a08e36-9431-7dc5-a734-77d81f0716e1",
      "kind": "tool.description_changed",
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      "subject_kind": "tool",
      "subject": "ask_pipeworx_beta",
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      "from_code": null,
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      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_beta"
      },
      "occurred_on": "2026-09-11",
      "occurred_at": "2026-09-11 02:05:36.559372+00",
      "observed_since": "2026-09-10",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a08e36-9431-7dc5-a734-77d81f0716e1"
    },
    {
      "id": "chg_01a08e36-9432-75bc-b3d1-1b2034bf007b",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_grounded",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_grounded"
      },
      "occurred_on": "2026-09-11",
      "occurred_at": "2026-09-11 02:05:36.559372+00",
      "observed_since": "2026-09-10",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a08e36-9432-75bc-b3d1-1b2034bf007b"
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    {
      "id": "chg_01a08e36-9432-79f3-b6c3-4c256d41b8f9",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "deep_research",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "deep_research"
      },
      "occurred_on": "2026-09-11",
      "occurred_at": "2026-09-11 02:05:36.559372+00",
      "observed_since": "2026-09-10",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a08e36-9432-79f3-b6c3-4c256d41b8f9"
    },
    {
      "id": "chg_01a08e36-9434-7dca-a223-9804a39170b6",
      "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": "2026-09-11",
      "occurred_at": "2026-09-11 02:05:36.559372+00",
      "observed_since": "2026-09-10",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a08e36-9434-7dca-a223-9804a39170b6"
    },
    {
      "id": "chg_01a08911-26cd-7958-b023-449c2a3dd852",
      "kind": "check.reverified",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_unlisted",
      "to_code": "auth.none_destructive",
      "from_value": "unverified",
      "to_value": "fail",
      "materiality": "critical",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "tool": "forget"
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      "occurred_on": "2026-09-10",
      "occurred_at": "2026-09-10 02:06:37.699131+00",
      "observed_since": "2026-09-09",
      "source": "scan",
      "summary": "Authorization (unverified → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a08911-26cd-7958-b023-449c2a3dd852"
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    {
      "id": "chg_01a08911-26ce-7dae-9531-bc15762ed5eb",
      "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": "2026-09-10",
      "occurred_at": "2026-09-10 02:06:37.699131+00",
      "observed_since": "2026-09-09",
      "source": "scan",
      "summary": "Injection markers (unverified → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a08911-26ce-7dae-9531-bc15762ed5eb"
    },
    {
      "id": "chg_01a08911-26cf-738b-82ad-19ce35ad9a84",
      "kind": "check.verdict",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.churn",
      "to_code": "stability.stable",
      "from_value": "fail",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-10",
      "occurred_at": "2026-09-10 02:06:37.699131+00",
      "observed_since": "2026-09-09",
      "source": "scan",
      "summary": "Stability (fail → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a08911-26cf-738b-82ad-19ce35ad9a84"
    },
    {
      "id": "chg_01a083eb-d8f9-7ee5-a260-ccac072e7665",
      "kind": "check.reverified",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.insufficient_history",
      "to_code": "stability.churn",
      "from_value": "unverified",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "days": "30",
        "added": "0",
        "breaks": "0",
        "removed": "35",
        "auth_transport": "0"
      },
      "occurred_on": "2026-09-09",
      "occurred_at": "2026-09-09 02:07:46.868481+00",
      "observed_since": "2026-09-08",
      "source": "scan",
      "summary": "Stability (unverified → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a083eb-d8f9-7ee5-a260-ccac072e7665"
    },
    {
      "id": "chg_01a07ec9-2021-75ea-b386-a4e0c5bb3447",
      "kind": "capture.status_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "capture",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": "not_mcp",
      "to_value": "unreachable",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "to": "unreachable",
        "from": "not_mcp"
      },
      "occurred_on": "2026-09-08",
      "occurred_at": "2026-09-08 02:11:45.233892+00",
      "observed_since": "2026-09-07",
      "source": "scan",
      "summary": "Endpoint reachability (not serving MCP → unreachable)",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a07ec9-2021-75ea-b386-a4e0c5bb3447"
    },
    {
      "id": "chg_01a079a2-95d5-73d1-be60-1e1b5007e81c",
      "kind": "check.unverifiable",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.rfc9728_invoke",
      "to_code": "auth.none_unlisted",
      "from_value": "pass",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-07",
      "occurred_at": "2026-09-07 02:11:33.389017+00",
      "observed_since": "2026-09-06",
      "source": "scan",
      "summary": "Authorization (pass → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a079a2-95d5-73d1-be60-1e1b5007e81c"
    },
    {
      "id": "chg_01a079a2-95d5-7ef2-8bfe-32d4c531dada",
      "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": "2026-09-07",
      "occurred_at": "2026-09-07 02:11:33.389017+00",
      "observed_since": "2026-09-06",
      "source": "scan",
      "summary": "Stability (pass → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a079a2-95d5-7ef2-8bfe-32d4c531dada"
    },
    {
      "id": "chg_01a079a2-95d6-759b-89f6-100cd7df6b34",
      "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": "2026-09-07",
      "occurred_at": "2026-09-07 02:11:33.389017+00",
      "observed_since": "2026-09-06",
      "source": "scan",
      "summary": "Tool safety (pass → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a079a2-95d6-759b-89f6-100cd7df6b34"
    },
    {
      "id": "chg_01a079a2-95d7-79bb-9ad7-33bb8bffa06f",
      "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": "2026-09-07",
      "occurred_at": "2026-09-07 02:11:33.389017+00",
      "observed_since": "2026-09-06",
      "source": "scan",
      "summary": "Endpoint reachability (reachable → not serving MCP)",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a079a2-95d7-79bb-9ad7-33bb8bffa06f"
    },
    {
      "id": "chg_01a07478-112c-7ae7-8423-6e419ad860bf",
      "kind": "check.reverified",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_unlisted",
      "to_code": "auth.rfc9728_invoke",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-06",
      "occurred_at": "2026-09-06 02:07:00.695222+00",
      "observed_since": "2026-09-05",
      "source": "scan",
      "summary": "Authorization (unverified → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a07478-112c-7ae7-8423-6e419ad860bf"
    },
    {
      "id": "chg_01a07478-112e-713d-b249-252f1e8f3639",
      "kind": "check.reverified",
      "family": "tool-safety-injection",
      "subject_kind": "check",
      "subject": "tool-safety-injection",
      "subject_child": "",
      "from_code": "toolsafety.unreachable",
      "to_code": "toolsafety.injection_clean",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-06",
      "occurred_at": "2026-09-06 02:07:00.695222+00",
      "observed_since": "2026-09-05",
      "source": "scan",
      "summary": "Injection markers (unverified → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a07478-112e-713d-b249-252f1e8f3639"
    },
    {
      "id": "chg_01a07478-1130-7c88-9230-1d237ed6bd84",
      "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": "2026-09-06",
      "occurred_at": "2026-09-06 02:07:00.695222+00",
      "observed_since": "2026-09-05",
      "source": "scan",
      "summary": "Stability (unverified → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a07478-1130-7c88-9230-1d237ed6bd84"
    },
    {
      "id": "chg_01a06f51-b36b-775a-a0df-dddfe8ff9946",
      "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": "2026-09-05",
      "occurred_at": "2026-09-05 02:07:00.119582+00",
      "observed_since": "2026-09-04",
      "source": "scan",
      "summary": "Stability (pass → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a06f51-b36b-775a-a0df-dddfe8ff9946"
    },
    {
      "id": "chg_01a06f51-b36e-72fd-9909-6f65e4f4fea1",
      "kind": "check.unverifiable",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_destructive",
      "to_code": "auth.none_unlisted",
      "from_value": "fail",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-05",
      "occurred_at": "2026-09-05 02:07:00.119582+00",
      "observed_since": "2026-09-04",
      "source": "scan",
      "summary": "Authorization (fail → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a06f51-b36e-72fd-9909-6f65e4f4fea1"
    },
    {
      "id": "chg_01a06f51-b379-760b-ae35-6c284a5adab3",
      "kind": "check.unverifiable",
      "family": "tool-safety-injection",
      "subject_kind": "check",
      "subject": "tool-safety-injection",
      "subject_child": "",
      "from_code": "toolsafety.injection_clean",
      "to_code": "toolsafety.unreachable",
      "from_value": "pass",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-05",
      "occurred_at": "2026-09-05 02:07:00.119582+00",
      "observed_since": "2026-09-04",
      "source": "scan",
      "summary": "Tool safety (pass → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a06f51-b379-760b-ae35-6c284a5adab3"
    },
    {
      "id": "chg_01a06f51-b397-7148-a8c2-7f95a91c31b5",
      "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": "2026-09-05",
      "occurred_at": "2026-09-05 02:07:00.119582+00",
      "observed_since": "2026-09-04",
      "source": "scan",
      "summary": "Endpoint reachability (reachable → not serving MCP)",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a06f51-b397-7148-a8c2-7f95a91c31b5"
    },
    {
      "id": "chg_01a06a2a-f145-788f-944e-66b9ac3986ea",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx"
      },
      "occurred_on": "2026-09-04",
      "occurred_at": "2026-09-04 02:06:34.175885+00",
      "observed_since": "2026-09-03",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a06a2a-f145-788f-944e-66b9ac3986ea"
    },
    {
      "id": "chg_01a06a2a-f146-7778-8666-17001c5b06ce",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_beta",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_beta"
      },
      "occurred_on": "2026-09-04",
      "occurred_at": "2026-09-04 02:06:34.175885+00",
      "observed_since": "2026-09-03",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a06a2a-f146-7778-8666-17001c5b06ce"
    },
    {
      "id": "chg_01a06a2a-f146-7e97-ab66-be9de3487163",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_grounded",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_grounded"
      },
      "occurred_on": "2026-09-04",
      "occurred_at": "2026-09-04 02:06:34.175885+00",
      "observed_since": "2026-09-03",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a06a2a-f146-7e97-ab66-be9de3487163"
    },
    {
      "id": "chg_01a06a2a-f147-7467-9cbf-b8ac881fdb58",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "deep_research",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "deep_research"
      },
      "occurred_on": "2026-09-04",
      "occurred_at": "2026-09-04 02:06:34.175885+00",
      "observed_since": "2026-09-03",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a06a2a-f147-7467-9cbf-b8ac881fdb58"
    },
    {
      "id": "chg_01a06a2a-f147-7aa5-8f72-d6a5f6673310",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "entity_profile",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "entity_profile"
      },
      "occurred_on": "2026-09-04",
      "occurred_at": "2026-09-04 02:06:34.175885+00",
      "observed_since": "2026-09-03",
      "source": "scan",
      "summary": "Tool “entity_profile” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a06a2a-f147-7aa5-8f72-d6a5f6673310"
    },
    {
      "id": "chg_01a06a2a-f148-7c1e-ad5c-4980f7c3f335",
      "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 02:06:34.175885+00",
      "observed_since": "2026-09-03",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a06a2a-f148-7c1e-ad5c-4980f7c3f335"
    },
    {
      "id": "chg_01a06504-480e-76fa-8a4b-dfe3688d745d",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx"
      },
      "occurred_on": "2026-09-03",
      "occurred_at": "2026-09-03 02:06:14.471845+00",
      "observed_since": "2026-09-02",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a06504-480e-76fa-8a4b-dfe3688d745d"
    },
    {
      "id": "chg_01a06504-480f-72bb-8e26-b99421631915",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_beta",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_beta"
      },
      "occurred_on": "2026-09-03",
      "occurred_at": "2026-09-03 02:06:14.471845+00",
      "observed_since": "2026-09-02",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a06504-480f-72bb-8e26-b99421631915"
    },
    {
      "id": "chg_01a06504-480f-7824-8429-b6bda002a06e",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_grounded",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_grounded"
      },
      "occurred_on": "2026-09-03",
      "occurred_at": "2026-09-03 02:06:14.471845+00",
      "observed_since": "2026-09-02",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a06504-480f-7824-8429-b6bda002a06e"
    },
    {
      "id": "chg_01a06504-480f-7d2c-8ff3-69f8301dc245",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "deep_research",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "deep_research"
      },
      "occurred_on": "2026-09-03",
      "occurred_at": "2026-09-03 02:06:14.471845+00",
      "observed_since": "2026-09-02",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a06504-480f-7d2c-8ff3-69f8301dc245"
    },
    {
      "id": "chg_01a06504-4810-741a-a103-61ab7f1bfe10",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "polymarket_kalshi_spread",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "polymarket_kalshi_spread"
      },
      "occurred_on": "2026-09-03",
      "occurred_at": "2026-09-03 02:06:14.471845+00",
      "observed_since": "2026-09-02",
      "source": "scan",
      "summary": "Tool “polymarket_kalshi_spread” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a06504-4810-741a-a103-61ab7f1bfe10"
    },
    {
      "id": "chg_01a06504-4810-78b2-9794-f01b0cbc30e2",
      "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": "2026-09-03",
      "occurred_at": "2026-09-03 02:06:14.471845+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/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a06504-4810-78b2-9794-f01b0cbc30e2"
    },
    {
      "id": "chg_01a05fdd-7bad-7a3b-b0df-3f032bbd4352",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx"
      },
      "occurred_on": "2026-09-02",
      "occurred_at": "2026-09-02 02:05:45.714498+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a05fdd-7bad-7a3b-b0df-3f032bbd4352"
    },
    {
      "id": "chg_01a05fdd-7bae-7e4e-8bf4-5324e9b2934c",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_beta",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_beta"
      },
      "occurred_on": "2026-09-02",
      "occurred_at": "2026-09-02 02:05:45.714498+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a05fdd-7bae-7e4e-8bf4-5324e9b2934c"
    },
    {
      "id": "chg_01a05fdd-7baf-751b-8af8-3370bfc8ddf0",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_grounded",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_grounded"
      },
      "occurred_on": "2026-09-02",
      "occurred_at": "2026-09-02 02:05:45.714498+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a05fdd-7baf-751b-8af8-3370bfc8ddf0"
    },
    {
      "id": "chg_01a05fdd-7baf-7a2f-8d9a-a24df50c9826",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "deep_research",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "deep_research"
      },
      "occurred_on": "2026-09-02",
      "occurred_at": "2026-09-02 02:05:45.714498+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a05fdd-7baf-7a2f-8d9a-a24df50c9826"
    },
    {
      "id": "chg_01a05fdd-7bb0-713a-94f5-601f877ef347",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "resolve_entity",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "resolve_entity"
      },
      "occurred_on": "2026-09-02",
      "occurred_at": "2026-09-02 02:05:45.714498+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "Tool “resolve_entity” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a05fdd-7bb0-713a-94f5-601f877ef347"
    },
    {
      "id": "chg_01a05fdd-7bb0-7c52-837a-40f66f7dc579",
      "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 02:05:45.714498+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/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a05fdd-7bb0-7c52-837a-40f66f7dc579"
    },
    {
      "id": "chg_01a05ab7-51c7-77ef-8689-b0ab2c68ab07",
      "kind": "check.verdict",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.rfc9728_invoke",
      "to_code": "auth.none_destructive",
      "from_value": "pass",
      "to_value": "fail",
      "materiality": "critical",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "tool": "forget"
      },
      "occurred_on": "2026-09-01",
      "occurred_at": "2026-09-01 02:05:58.569842+00",
      "observed_since": "2026-08-31",
      "source": "scan",
      "summary": "Authorization (pass → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a05ab7-51c7-77ef-8689-b0ab2c68ab07"
    },
    {
      "id": "chg_01a05ab7-51c8-7471-86de-6a3ac7a2526b",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx"
      },
      "occurred_on": "2026-09-01",
      "occurred_at": "2026-09-01 02:05:58.569842+00",
      "observed_since": "2026-08-31",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a05ab7-51c8-7471-86de-6a3ac7a2526b"
    },
    {
      "id": "chg_01a05ab7-51c8-7882-9bb1-686105308060",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_beta",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_beta"
      },
      "occurred_on": "2026-09-01",
      "occurred_at": "2026-09-01 02:05:58.569842+00",
      "observed_since": "2026-08-31",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a05ab7-51c8-7882-9bb1-686105308060"
    },
    {
      "id": "chg_01a05ab7-51c8-7c57-afe8-a04403717492",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_grounded",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_grounded"
      },
      "occurred_on": "2026-09-01",
      "occurred_at": "2026-09-01 02:05:58.569842+00",
      "observed_since": "2026-08-31",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a05ab7-51c8-7c57-afe8-a04403717492"
    },
    {
      "id": "chg_01a05ab7-51c9-70f1-b70f-3a2354e8ad7c",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "deep_research",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "deep_research"
      },
      "occurred_on": "2026-09-01",
      "occurred_at": "2026-09-01 02:05:58.569842+00",
      "observed_since": "2026-08-31",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a05ab7-51c9-70f1-b70f-3a2354e8ad7c"
    },
    {
      "id": "chg_01a05ab7-51c9-750b-8d84-6d4a6fc543ee",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "polymarket_kalshi_spread",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "polymarket_kalshi_spread"
      },
      "occurred_on": "2026-09-01",
      "occurred_at": "2026-09-01 02:05:58.569842+00",
      "observed_since": "2026-08-31",
      "source": "scan",
      "summary": "Tool “polymarket_kalshi_spread” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a05ab7-51c9-750b-8d84-6d4a6fc543ee"
    },
    {
      "id": "chg_01a05ab7-51c9-7920-a852-df083b6909da",
      "kind": "server.instructions_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "instructions",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-01",
      "occurred_at": "2026-09-01 02:05:58.569842+00",
      "observed_since": "2026-08-31",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a05ab7-51c9-7920-a852-df083b6909da"
    },
    {
      "id": "chg_01a05590-dddc-7e0a-b9a0-038790f109ce",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx"
      },
      "occurred_on": "2026-08-31",
      "occurred_at": "2026-08-31 02:05:52.415248+00",
      "observed_since": "2026-08-30",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a05590-dddc-7e0a-b9a0-038790f109ce"
    },
    {
      "id": "chg_01a05590-dddd-79a0-8a7e-515d0eb94874",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_beta",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_beta"
      },
      "occurred_on": "2026-08-31",
      "occurred_at": "2026-08-31 02:05:52.415248+00",
      "observed_since": "2026-08-30",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a05590-dddd-79a0-8a7e-515d0eb94874"
    },
    {
      "id": "chg_01a05590-ddde-7012-95f5-fb460f48f2b0",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_grounded",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_grounded"
      },
      "occurred_on": "2026-08-31",
      "occurred_at": "2026-08-31 02:05:52.415248+00",
      "observed_since": "2026-08-30",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a05590-ddde-7012-95f5-fb460f48f2b0"
    },
    {
      "id": "chg_01a05590-ddde-7646-8f35-83bb35b14f33",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "deep_research",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "deep_research"
      },
      "occurred_on": "2026-08-31",
      "occurred_at": "2026-08-31 02:05:52.415248+00",
      "observed_since": "2026-08-30",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a05590-ddde-7646-8f35-83bb35b14f33"
    },
    {
      "id": "chg_01a05590-ddde-7b1e-91a6-6304cffaec03",
      "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 02:05:52.415248+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/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a05590-ddde-7b1e-91a6-6304cffaec03"
    },
    {
      "id": "chg_01a0506a-d33b-7588-a9a3-e24064bbe87c",
      "kind": "check.verdict",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_destructive",
      "to_code": "auth.rfc9728_invoke",
      "from_value": "fail",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-30",
      "occurred_at": "2026-08-30 02:06:13.224541+00",
      "observed_since": "2026-08-29",
      "source": "scan",
      "summary": "Authorization (fail → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a0506a-d33b-7588-a9a3-e24064bbe87c"
    },
    {
      "id": "chg_01a0506a-d33d-7323-a468-4ba397e3f280",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx"
      },
      "occurred_on": "2026-08-30",
      "occurred_at": "2026-08-30 02:06:13.224541+00",
      "observed_since": "2026-08-29",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a0506a-d33d-7323-a468-4ba397e3f280"
    },
    {
      "id": "chg_01a0506a-d33e-769f-b8c1-11fdf0d2ca92",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_beta",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_beta"
      },
      "occurred_on": "2026-08-30",
      "occurred_at": "2026-08-30 02:06:13.224541+00",
      "observed_since": "2026-08-29",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a0506a-d33e-769f-b8c1-11fdf0d2ca92"
    },
    {
      "id": "chg_01a0506a-d33e-7d93-a009-fb853a36ac51",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_grounded",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_grounded"
      },
      "occurred_on": "2026-08-30",
      "occurred_at": "2026-08-30 02:06:13.224541+00",
      "observed_since": "2026-08-29",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a0506a-d33e-7d93-a009-fb853a36ac51"
    },
    {
      "id": "chg_01a0506a-d33f-73e0-8331-9cb6126c0ba8",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "deep_research",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "deep_research"
      },
      "occurred_on": "2026-08-30",
      "occurred_at": "2026-08-30 02:06:13.224541+00",
      "observed_since": "2026-08-29",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a0506a-d33f-73e0-8331-9cb6126c0ba8"
    },
    {
      "id": "chg_01a0506a-d33f-7a66-92e5-471de9de4a5e",
      "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 02:06:13.224541+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/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a0506a-d33f-7a66-92e5-471de9de4a5e"
    },
    {
      "id": "chg_01a04b44-5abb-7c12-8597-ca273568d815",
      "kind": "check.verdict",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.rfc9728_invoke",
      "to_code": "auth.none_destructive",
      "from_value": "pass",
      "to_value": "fail",
      "materiality": "critical",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "tool": "forget"
      },
      "occurred_on": "2026-08-29",
      "occurred_at": "2026-08-29 02:06:05.901018+00",
      "observed_since": "2026-08-28",
      "source": "scan",
      "summary": "Authorization (pass → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a04b44-5abb-7c12-8597-ca273568d815"
    },
    {
      "id": "chg_01a04b44-5abc-7c1e-a19a-f43c08c63e79",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx"
      },
      "occurred_on": "2026-08-29",
      "occurred_at": "2026-08-29 02:06:05.901018+00",
      "observed_since": "2026-08-28",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a04b44-5abc-7c1e-a19a-f43c08c63e79"
    },
    {
      "id": "chg_01a04b44-5abd-72f9-ae22-faaf5ef709fe",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_beta",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_beta"
      },
      "occurred_on": "2026-08-29",
      "occurred_at": "2026-08-29 02:06:05.901018+00",
      "observed_since": "2026-08-28",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a04b44-5abd-72f9-ae22-faaf5ef709fe"
    },
    {
      "id": "chg_01a04b44-5abd-788f-a135-7e61ba9714aa",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_grounded",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_grounded"
      },
      "occurred_on": "2026-08-29",
      "occurred_at": "2026-08-29 02:06:05.901018+00",
      "observed_since": "2026-08-28",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a04b44-5abd-788f-a135-7e61ba9714aa"
    },
    {
      "id": "chg_01a04b44-5abd-7d88-85d9-69b3480fa58c",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "deep_research",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "deep_research"
      },
      "occurred_on": "2026-08-29",
      "occurred_at": "2026-08-29 02:06:05.901018+00",
      "observed_since": "2026-08-28",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a04b44-5abd-7d88-85d9-69b3480fa58c"
    },
    {
      "id": "chg_01a04b44-5abe-730a-a331-cd4b5f533306",
      "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 02:06:05.901018+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/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a04b44-5abe-730a-a331-cd4b5f533306"
    },
    {
      "id": "chg_01a0461d-c2e3-781c-960b-a1fc571e95bf",
      "kind": "check.verdict",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_destructive",
      "to_code": "auth.rfc9728_invoke",
      "from_value": "fail",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-28",
      "occurred_at": "2026-08-28 02:05:50.52297+00",
      "observed_since": "2026-08-27",
      "source": "scan",
      "summary": "Authorization (fail → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a0461d-c2e3-781c-960b-a1fc571e95bf"
    },
    {
      "id": "chg_01a040f7-6caf-7030-ae93-b9572ffd2b66",
      "kind": "check.verdict",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.rfc9728_invoke",
      "to_code": "auth.none_destructive",
      "from_value": "pass",
      "to_value": "fail",
      "materiality": "critical",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "tool": "forget"
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      "occurred_on": "2026-08-27",
      "occurred_at": "2026-08-27 02:05:52.061676+00",
      "observed_since": "2026-08-26",
      "source": "scan",
      "summary": "Authorization (pass → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a040f7-6caf-7030-ae93-b9572ffd2b66"
    },
    {
      "id": "chg_01a040f7-6cb0-7233-82d7-88edab9d4147",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
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      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx"
      },
      "occurred_on": "2026-08-27",
      "occurred_at": "2026-08-27 02:05:52.061676+00",
      "observed_since": "2026-08-26",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a040f7-6cb0-7233-82d7-88edab9d4147"
    },
    {
      "id": "chg_01a040f7-6cb0-77e0-999e-446f419a3f4f",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_beta",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_beta"
      },
      "occurred_on": "2026-08-27",
      "occurred_at": "2026-08-27 02:05:52.061676+00",
      "observed_since": "2026-08-26",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a040f7-6cb0-77e0-999e-446f419a3f4f"
    },
    {
      "id": "chg_01a040f7-6cb1-78e5-b68e-445f0ea4b7ae",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_grounded",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_grounded"
      },
      "occurred_on": "2026-08-27",
      "occurred_at": "2026-08-27 02:05:52.061676+00",
      "observed_since": "2026-08-26",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a040f7-6cb1-78e5-b68e-445f0ea4b7ae"
    },
    {
      "id": "chg_01a040f7-6cb2-7b79-a2d5-9e6668024a39",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "deep_research",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "deep_research"
      },
      "occurred_on": "2026-08-27",
      "occurred_at": "2026-08-27 02:05:52.061676+00",
      "observed_since": "2026-08-26",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a040f7-6cb2-7b79-a2d5-9e6668024a39"
    },
    {
      "id": "chg_01a040f7-6cb4-7773-bff4-580e50840a89",
      "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 02:05:52.061676+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/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a040f7-6cb4-7773-bff4-580e50840a89"
    },
    {
      "id": "chg_01a036aa-939c-7827-aa9a-6342f585509a",
      "kind": "check.verdict",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_destructive",
      "to_code": "auth.rfc9728_invoke",
      "from_value": "fail",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-25",
      "occurred_at": "2026-08-25 02:05:43.61261+00",
      "observed_since": "2026-08-24",
      "source": "scan",
      "summary": "Authorization (fail → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a036aa-939c-7827-aa9a-6342f585509a"
    },
    {
      "id": "chg_01a036aa-939d-74ec-8f06-9f350a3e0fbb",
      "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 02:05:43.61261+00",
      "observed_since": "2026-08-24",
      "source": "scan",
      "summary": "Stability (0.97 → pass)",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a036aa-939d-74ec-8f06-9f350a3e0fbb"
    },
    {
      "id": "chg_01a03184-457f-7ee6-86ad-9a977204a83b",
      "kind": "check.verdict",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.rfc9728_invoke",
      "to_code": "auth.none_destructive",
      "from_value": "pass",
      "to_value": "fail",
      "materiality": "critical",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "tool": "forget"
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      "occurred_on": "2026-08-24",
      "occurred_at": "2026-08-24 02:05:47.178586+00",
      "observed_since": "2026-08-23",
      "source": "scan",
      "summary": "Authorization (pass → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a03184-457f-7ee6-86ad-9a977204a83b"
    },
    {
      "id": "chg_01a03184-4582-75ec-8041-8033263ad04a",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx",
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      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx"
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      "occurred_on": "2026-08-24",
      "occurred_at": "2026-08-24 02:05:47.178586+00",
      "observed_since": "2026-08-23",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a03184-4582-75ec-8041-8033263ad04a"
    },
    {
      "id": "chg_01a03184-4582-7adf-8d5d-06fe81d6ab93",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_beta",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_beta"
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      "occurred_on": "2026-08-24",
      "occurred_at": "2026-08-24 02:05:47.178586+00",
      "observed_since": "2026-08-23",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a03184-4582-7adf-8d5d-06fe81d6ab93"
    },
    {
      "id": "chg_01a03184-4584-7d32-89f6-363c6280af6d",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_grounded",
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      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_grounded"
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      "occurred_on": "2026-08-24",
      "occurred_at": "2026-08-24 02:05:47.178586+00",
      "observed_since": "2026-08-23",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a03184-4584-7d32-89f6-363c6280af6d"
    },
    {
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      "detail": {
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      "occurred_at": "2026-08-24 02:05:47.178586+00",
      "observed_since": "2026-08-23",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a03184-4586-70fc-bb52-f91e01cc3768"
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    {
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      "occurred_at": "2026-08-24 02:05:47.178586+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/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a03184-4586-7b7b-ba2a-be0fc0999d11"
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    {
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      "to_value": null,
      "materiality": "security",
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      "detail": {
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      "occurred_on": "2026-08-23",
      "occurred_at": "2026-08-23 02:05:42.681289+00",
      "observed_since": "2026-08-22",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a02c5d-d7cb-7c41-856a-3321745ce4c8"
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    {
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      "observed_since": "2026-08-22",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a02c5d-d7cc-76f3-8b41-616acdd4ed9c"
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    {
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      "materiality": "security",
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      "occurred_at": "2026-08-23 02:05:42.681289+00",
      "observed_since": "2026-08-22",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a02c5d-d7cc-7cbf-8e70-f51c17accad5"
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      "to_value": null,
      "materiality": "security",
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      "score_delta": null,
      "detail": {
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      "occurred_at": "2026-08-23 02:05:42.681289+00",
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      "occurred_at": "2026-08-23 02:05:42.681289+00",
      "observed_since": "2026-08-22",
      "source": "scan",
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      "link": "https://verifymcp.io/servers/pipeworx-io-noaa-spc/noaa-spc-mcp#chg-chg_01a02c5d-d7cd-7731-8408-96709d74a5e8"
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