{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "com-heritagedeed-title-search",
  "component": "mcp-public",
  "generated_at": "2026-11-05T18:21:59.616Z",
  "tracking_since": "2026-10-09",
  "counts": {
    "critical": 0,
    "security": 35,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a1952b-7e5b-718f-9f3b-8bb316d51a8b",
      "kind": "check.reverified",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_undeclared",
      "to_code": "auth.none_no_destructive",
      "from_value": "unverified",
      "to_value": "partial",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-11-01",
      "occurred_at": "2026-11-01 03:33:37.985637+00",
      "observed_since": "2026-10-31",
      "source": "scan",
      "summary": "Authorization (unverified → partial)",
      "link": "https://verifymcp.io/servers/com-heritagedeed-title-search/mcp-public#chg-chg_01a1952b-7e5b-718f-9f3b-8bb316d51a8b"
    },
    {
      "id": "chg_01a1952b-7e5c-7926-9183-d09d05899cfc",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "create_property_watch",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "create_property_watch"
      },
      "occurred_on": "2026-11-01",
      "occurred_at": "2026-11-01 03:33:37.985637+00",
      "observed_since": "2026-10-31",
      "source": "scan",
      "summary": "Tool “create_property_watch” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-heritagedeed-title-search/mcp-public#chg-chg_01a1952b-7e5c-7926-9183-d09d05899cfc"
    },
    {
      "id": "chg_01a1952b-7e5c-7d81-a0d2-7b12b0553156",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "list_products",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "list_products"
      },
      "occurred_on": "2026-11-01",
      "occurred_at": "2026-11-01 03:33:37.985637+00",
      "observed_since": "2026-10-31",
      "source": "scan",
      "summary": "Tool “list_products” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-heritagedeed-title-search/mcp-public#chg-chg_01a1952b-7e5c-7d81-a0d2-7b12b0553156"
    },
    {
      "id": "chg_01a1952b-7e5d-722f-b0bf-08195d5bb085",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "order_title_search",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "order_title_search"
      },
      "occurred_on": "2026-11-01",
      "occurred_at": "2026-11-01 03:33:37.985637+00",
      "observed_since": "2026-10-31",
      "source": "scan",
      "summary": "Tool “order_title_search” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-heritagedeed-title-search/mcp-public#chg-chg_01a1952b-7e5d-722f-b0bf-08195d5bb085"
    },
    {
      "id": "chg_01a1952b-7e5d-76c3-9ff7-f2ff67a9d79d",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "surplus_funds_search",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "surplus_funds_search"
      },
      "occurred_on": "2026-11-01",
      "occurred_at": "2026-11-01 03:33:37.985637+00",
      "observed_since": "2026-10-31",
      "source": "scan",
      "summary": "Tool “surplus_funds_search” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-heritagedeed-title-search/mcp-public#chg-chg_01a1952b-7e5d-76c3-9ff7-f2ff67a9d79d"
    },
    {
      "id": "chg_01a1952b-7e5d-7afb-bb6c-8246bffd7071",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "tax_sale_search",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "tax_sale_search"
      },
      "occurred_on": "2026-11-01",
      "occurred_at": "2026-11-01 03:33:37.985637+00",
      "observed_since": "2026-10-31",
      "source": "scan",
      "summary": "Tool “tax_sale_search” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-heritagedeed-title-search/mcp-public#chg-chg_01a1952b-7e5d-7afb-bb6c-8246bffd7071"
    },
    {
      "id": "chg_01a1952b-7e5f-7b6f-aa84-e4c2c6c78a99",
      "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": "2026-11-01",
      "occurred_at": "2026-11-01 03:33:37.985637+00",
      "observed_since": "2026-10-31",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/com-heritagedeed-title-search/mcp-public#chg-chg_01a1952b-7e5f-7b6f-aa84-e4c2c6c78a99"
    },
    {
      "id": "chg_01a17644-77e0-70ec-bf08-8cb504c1379b",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "create_property_watch",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "create_property_watch"
      },
      "occurred_on": "2026-10-26",
      "occurred_at": "2026-10-26 03:32:41.031992+00",
      "observed_since": "2026-10-25",
      "source": "scan",
      "summary": "Tool “create_property_watch” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-heritagedeed-title-search/mcp-public#chg-chg_01a17644-77e0-70ec-bf08-8cb504c1379b"
    },
    {
      "id": "chg_01a17644-77e1-716c-a956-2f271f41e27f",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "flood_zone_lookup",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "flood_zone_lookup"
      },
      "occurred_on": "2026-10-26",
      "occurred_at": "2026-10-26 03:32:41.031992+00",
      "observed_since": "2026-10-25",
      "source": "scan",
      "summary": "Tool “flood_zone_lookup” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-heritagedeed-title-search/mcp-public#chg-chg_01a17644-77e1-716c-a956-2f271f41e27f"
    },
    {
      "id": "chg_01a17644-77e1-78e7-919b-9298f011fe23",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "hoa_lookup",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "hoa_lookup"
      },
      "occurred_on": "2026-10-26",
      "occurred_at": "2026-10-26 03:32:41.031992+00",
      "observed_since": "2026-10-25",
      "source": "scan",
      "summary": "Tool “hoa_lookup” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-heritagedeed-title-search/mcp-public#chg-chg_01a17644-77e1-78e7-919b-9298f011fe23"
    },
    {
      "id": "chg_01a17644-77e1-7e78-9c80-41bd7ae9077a",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "order_tax_appeal_evidence",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "order_tax_appeal_evidence"
      },
      "occurred_on": "2026-10-26",
      "occurred_at": "2026-10-26 03:32:41.031992+00",
      "observed_since": "2026-10-25",
      "source": "scan",
      "summary": "Tool “order_tax_appeal_evidence” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-heritagedeed-title-search/mcp-public#chg-chg_01a17644-77e1-7e78-9c80-41bd7ae9077a"
    },
    {
      "id": "chg_01a17644-77e2-7474-bdfd-fa71d641f134",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "order_title_search",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "order_title_search"
      },
      "occurred_on": "2026-10-26",
      "occurred_at": "2026-10-26 03:32:41.031992+00",
      "observed_since": "2026-10-25",
      "source": "scan",
      "summary": "Tool “order_title_search” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-heritagedeed-title-search/mcp-public#chg-chg_01a17644-77e2-7474-bdfd-fa71d641f134"
    },
    {
      "id": "chg_01a17644-77e2-79b7-83aa-2e15c2616bde",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "power_lines_near_address",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "power_lines_near_address"
      },
      "occurred_on": "2026-10-26",
      "occurred_at": "2026-10-26 03:32:41.031992+00",
      "observed_since": "2026-10-25",
      "source": "scan",
      "summary": "Tool “power_lines_near_address” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-heritagedeed-title-search/mcp-public#chg-chg_01a17644-77e2-79b7-83aa-2e15c2616bde"
    },
    {
      "id": "chg_01a17644-77e3-7077-9d87-44f344e743fc",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "radon_by_county",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "radon_by_county"
      },
      "occurred_on": "2026-10-26",
      "occurred_at": "2026-10-26 03:32:41.031992+00",
      "observed_since": "2026-10-25",
      "source": "scan",
      "summary": "Tool “radon_by_county” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-heritagedeed-title-search/mcp-public#chg-chg_01a17644-77e3-7077-9d87-44f344e743fc"
    },
    {
      "id": "chg_01a17644-77e3-7587-9355-46b02a42d58d",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "radon_lookup",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "radon_lookup"
      },
      "occurred_on": "2026-10-26",
      "occurred_at": "2026-10-26 03:32:41.031992+00",
      "observed_since": "2026-10-25",
      "source": "scan",
      "summary": "Tool “radon_lookup” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-heritagedeed-title-search/mcp-public#chg-chg_01a17644-77e3-7587-9355-46b02a42d58d"
    },
    {
      "id": "chg_01a17644-77e3-7b02-93ba-20f573fa56f5",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "start_tax_sale_due_diligence",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "start_tax_sale_due_diligence"
      },
      "occurred_on": "2026-10-26",
      "occurred_at": "2026-10-26 03:32:41.031992+00",
      "observed_since": "2026-10-25",
      "source": "scan",
      "summary": "Tool “start_tax_sale_due_diligence” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-heritagedeed-title-search/mcp-public#chg-chg_01a17644-77e3-7b02-93ba-20f573fa56f5"
    },
    {
      "id": "chg_01a17644-77e4-70f6-8e7d-5d0ab026bd4a",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "superfund_sites_near_address",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "superfund_sites_near_address"
      },
      "occurred_on": "2026-10-26",
      "occurred_at": "2026-10-26 03:32:41.031992+00",
      "observed_since": "2026-10-25",
      "source": "scan",
      "summary": "Tool “superfund_sites_near_address” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-heritagedeed-title-search/mcp-public#chg-chg_01a17644-77e4-70f6-8e7d-5d0ab026bd4a"
    },
    {
      "id": "chg_01a17644-77e4-75d6-9427-8fbbe1b95665",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "surplus_funds_search",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "surplus_funds_search"
      },
      "occurred_on": "2026-10-26",
      "occurred_at": "2026-10-26 03:32:41.031992+00",
      "observed_since": "2026-10-25",
      "source": "scan",
      "summary": "Tool “surplus_funds_search” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-heritagedeed-title-search/mcp-public#chg-chg_01a17644-77e4-75d6-9427-8fbbe1b95665"
    },
    {
      "id": "chg_01a17644-77e4-7b61-9d85-e861903f381f",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "tax_sale_search",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "tax_sale_search"
      },
      "occurred_on": "2026-10-26",
      "occurred_at": "2026-10-26 03:32:41.031992+00",
      "observed_since": "2026-10-25",
      "source": "scan",
      "summary": "Tool “tax_sale_search” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-heritagedeed-title-search/mcp-public#chg-chg_01a17644-77e4-7b61-9d85-e861903f381f"
    },
    {
      "id": "chg_01a17644-77e5-718b-824d-d216e0430fe7",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "usda_eligibility_lookup",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "usda_eligibility_lookup"
      },
      "occurred_on": "2026-10-26",
      "occurred_at": "2026-10-26 03:32:41.031992+00",
      "observed_since": "2026-10-25",
      "source": "scan",
      "summary": "Tool “usda_eligibility_lookup” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-heritagedeed-title-search/mcp-public#chg-chg_01a17644-77e5-718b-824d-d216e0430fe7"
    },
    {
      "id": "chg_01a17644-77e5-76d1-bc6d-bb63bd66f070",
      "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": "2026-10-26",
      "occurred_at": "2026-10-26 03:32:41.031992+00",
      "observed_since": "2026-10-25",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/com-heritagedeed-title-search/mcp-public#chg-chg_01a17644-77e5-76d1-bc6d-bb63bd66f070"
    },
    {
      "id": "chg_01a166cc-7e0f-708e-addb-72d9dd5ae10c",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "building_records_lookup",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "building_records_lookup"
      },
      "occurred_on": "2026-10-23",
      "occurred_at": "2026-10-23 03:27:20.042483+00",
      "observed_since": "2026-10-22",
      "source": "scan",
      "summary": "Tool “building_records_lookup” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-heritagedeed-title-search/mcp-public#chg-chg_01a166cc-7e0f-708e-addb-72d9dd5ae10c"
    },
    {
      "id": "chg_01a166cc-7e11-73bb-85ea-9c27f468e993",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "property_history_lookup",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "property_history_lookup"
      },
      "occurred_on": "2026-10-23",
      "occurred_at": "2026-10-23 03:27:20.042483+00",
      "observed_since": "2026-10-22",
      "source": "scan",
      "summary": "Tool “property_history_lookup” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-heritagedeed-title-search/mcp-public#chg-chg_01a166cc-7e11-73bb-85ea-9c27f468e993"
    },
    {
      "id": "chg_01a161aa-8259-7215-913a-0e133033ae21",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "surplus_funds_search",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "surplus_funds_search"
      },
      "occurred_on": "2026-10-22",
      "occurred_at": "2026-10-22 03:32:06.746153+00",
      "observed_since": "2026-10-21",
      "source": "scan",
      "summary": "Tool “surplus_funds_search” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-heritagedeed-title-search/mcp-public#chg-chg_01a161aa-8259-7215-913a-0e133033ae21"
    },
    {
      "id": "chg_01a161aa-825a-72a6-8f5d-ecdbe732de7b",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "tax_sale_search",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "tax_sale_search"
      },
      "occurred_on": "2026-10-22",
      "occurred_at": "2026-10-22 03:32:06.746153+00",
      "observed_since": "2026-10-21",
      "source": "scan",
      "summary": "Tool “tax_sale_search” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-heritagedeed-title-search/mcp-public#chg-chg_01a161aa-825a-72a6-8f5d-ecdbe732de7b"
    },
    {
      "id": "chg_01a161aa-825a-789b-a92c-30d74a4732b5",
      "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": "2026-10-22",
      "occurred_at": "2026-10-22 03:32:06.746153+00",
      "observed_since": "2026-10-21",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/com-heritagedeed-title-search/mcp-public#chg-chg_01a161aa-825a-789b-a92c-30d74a4732b5"
    },
    {
      "id": "chg_01a15841-e530-7964-a90f-88f46ca3e2aa",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "check_address",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "check_address"
      },
      "occurred_on": "2026-10-20",
      "occurred_at": "2026-10-20 07:41:15.925415+00",
      "observed_since": "2026-10-20",
      "source": "scan",
      "summary": "Tool “check_address” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-heritagedeed-title-search/mcp-public#chg-chg_01a15841-e530-7964-a90f-88f46ca3e2aa"
    },
    {
      "id": "chg_01a15841-e531-799c-b1f6-2d4876224f9d",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "check_coverage",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "check_coverage"
      },
      "occurred_on": "2026-10-20",
      "occurred_at": "2026-10-20 07:41:15.925415+00",
      "observed_since": "2026-10-20",
      "source": "scan",
      "summary": "Tool “check_coverage” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-heritagedeed-title-search/mcp-public#chg-chg_01a15841-e531-799c-b1f6-2d4876224f9d"
    },
    {
      "id": "chg_01a15841-e531-7d7a-896b-4bdd439b9082",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "get_order_status",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "get_order_status"
      },
      "occurred_on": "2026-10-20",
      "occurred_at": "2026-10-20 07:41:15.925415+00",
      "observed_since": "2026-10-20",
      "source": "scan",
      "summary": "Tool “get_order_status” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-heritagedeed-title-search/mcp-public#chg-chg_01a15841-e531-7d7a-896b-4bdd439b9082"
    },
    {
      "id": "chg_01a15841-e532-7405-bb37-b24971c05a20",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "get_report",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "get_report"
      },
      "occurred_on": "2026-10-20",
      "occurred_at": "2026-10-20 07:41:15.925415+00",
      "observed_since": "2026-10-20",
      "source": "scan",
      "summary": "Tool “get_report” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-heritagedeed-title-search/mcp-public#chg-chg_01a15841-e532-7405-bb37-b24971c05a20"
    },
    {
      "id": "chg_01a15841-e532-7bed-a51a-270c4ffb129f",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "get_sample_report",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "get_sample_report"
      },
      "occurred_on": "2026-10-20",
      "occurred_at": "2026-10-20 07:41:15.925415+00",
      "observed_since": "2026-10-20",
      "source": "scan",
      "summary": "Tool “get_sample_report” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-heritagedeed-title-search/mcp-public#chg-chg_01a15841-e532-7bed-a51a-270c4ffb129f"
    },
    {
      "id": "chg_01a15841-e535-7b88-8dcf-bc5d194c51c9",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "get_terms",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "get_terms"
      },
      "occurred_on": "2026-10-20",
      "occurred_at": "2026-10-20 07:41:15.925415+00",
      "observed_since": "2026-10-20",
      "source": "scan",
      "summary": "Tool “get_terms” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-heritagedeed-title-search/mcp-public#chg-chg_01a15841-e535-7b88-8dcf-bc5d194c51c9"
    },
    {
      "id": "chg_01a15841-e536-7954-a3ba-5914efbbb228",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "list_coverage",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "list_coverage"
      },
      "occurred_on": "2026-10-20",
      "occurred_at": "2026-10-20 07:41:15.925415+00",
      "observed_since": "2026-10-20",
      "source": "scan",
      "summary": "Tool “list_coverage” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-heritagedeed-title-search/mcp-public#chg-chg_01a15841-e536-7954-a3ba-5914efbbb228"
    },
    {
      "id": "chg_01a15841-e536-7f1d-849d-a3c8e47263de",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "order_title_search",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "order_title_search"
      },
      "occurred_on": "2026-10-20",
      "occurred_at": "2026-10-20 07:41:15.925415+00",
      "observed_since": "2026-10-20",
      "source": "scan",
      "summary": "Tool “order_title_search” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-heritagedeed-title-search/mcp-public#chg-chg_01a15841-e536-7f1d-849d-a3c8e47263de"
    },
    {
      "id": "chg_01a15841-e54b-7592-8bcd-735f1b263696",
      "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": "2026-10-20",
      "occurred_at": "2026-10-20 07:41:15.925415+00",
      "observed_since": "2026-10-20",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/com-heritagedeed-title-search/mcp-public#chg-chg_01a15841-e54b-7592-8bcd-735f1b263696"
    }
  ],
  "days": [
    {
      "date": "2026-11-04",
      "total": 77,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 87,
        "to": 90,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 26,
          "to_days": 27
        },
        "partial": false,
        "compared_to": "2026-11-03",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 87 to 90. That category is still filling its 30-day observation window: 26 days of observed history at the previous scan, 27 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-11-02",
      "total": 76,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 80,
        "to": 83,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 24,
          "to_days": 25
        },
        "partial": false,
        "compared_to": "2026-11-01",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 80 to 83. That category is still filling its 30-day observation window: 24 days of observed history at the previous scan, 25 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-11-01",
      "total": 75,
      "delta": 7,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 13
    },
    {
      "date": "2026-10-30",
      "total": 68,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 70,
        "to": 73,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 21,
          "to_days": 22
        },
        "partial": false,
        "compared_to": "2026-10-29",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 70 to 73. That category is still filling its 30-day observation window: 21 days of observed history at the previous scan, 22 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-10-28",
      "total": 67,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 63,
        "to": 67,
        "delta": 4,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 19,
          "to_days": 20
        },
        "partial": false,
        "compared_to": "2026-10-27",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 63 to 67. That category is still filling its 30-day observation window: 19 days of observed history at the previous scan, 20 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-10-26",
      "total": 66,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 14
    },
    {
      "date": "2026-10-24",
      "total": 65,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 50,
        "to": 53,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 15,
          "to_days": 16
        },
        "partial": false,
        "compared_to": "2026-10-23",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 50 to 53. That category is still filling its 30-day observation window: 15 days of observed history at the previous scan, 16 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-10-23",
      "total": 64,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 2
    }
  ]
}