{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "wygogogo19-robotbase-mcp",
  "component": "robotbase",
  "generated_at": "2026-09-20T21:06:09.780Z",
  "tracking_since": "2026-09-13",
  "counts": {
    "critical": 0,
    "security": 29,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a0b35c-6c2a-7d3d-ba84-91469d381405",
      "kind": "check.verdict",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.building_history",
      "to_code": "stability.churn",
      "from_value": "0.13",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "days": "5",
        "added": "4",
        "breaks": "0",
        "removed": "5",
        "auth_transport": "0"
      },
      "occurred_on": "2026-09-18",
      "occurred_at": "2026-09-18 07:12:53.557778+00",
      "observed_since": "2026-09-17",
      "source": "scan",
      "summary": "Stability (0.13 → fail)",
      "link": "https://verifymcp.io/servers/wygogogo19-robotbase-mcp/robotbase#chg-chg_01a0b35c-6c2a-7d3d-ba84-91469d381405"
    },
    {
      "id": "chg_01a0b35c-6c2b-7c7f-a3c7-9c37568a6694",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "btc_tx_lookup",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "btc_tx_lookup"
      },
      "occurred_on": "2026-09-18",
      "occurred_at": "2026-09-18 07:12:53.557778+00",
      "observed_since": "2026-09-17",
      "source": "scan",
      "summary": "Tool “btc_tx_lookup” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/wygogogo19-robotbase-mcp/robotbase#chg-chg_01a0b35c-6c2b-7c7f-a3c7-9c37568a6694"
    },
    {
      "id": "chg_01a0b35c-6c2c-732a-8743-72ce8011a193",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "chain_status",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "chain_status"
      },
      "occurred_on": "2026-09-18",
      "occurred_at": "2026-09-18 07:12:53.557778+00",
      "observed_since": "2026-09-17",
      "source": "scan",
      "summary": "Tool “chain_status” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/wygogogo19-robotbase-mcp/robotbase#chg-chg_01a0b35c-6c2c-732a-8743-72ce8011a193"
    },
    {
      "id": "chg_01a0b35c-6c2e-700a-b5fb-15262bbcd9da",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "list_chains",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "list_chains"
      },
      "occurred_on": "2026-09-18",
      "occurred_at": "2026-09-18 07:12:53.557778+00",
      "observed_since": "2026-09-17",
      "source": "scan",
      "summary": "Tool “list_chains” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/wygogogo19-robotbase-mcp/robotbase#chg-chg_01a0b35c-6c2e-700a-b5fb-15262bbcd9da"
    },
    {
      "id": "chg_01a0b35c-6c2f-77dd-88b1-944f1a3086bb",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "robotbase_services",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "robotbase_services"
      },
      "occurred_on": "2026-09-18",
      "occurred_at": "2026-09-18 07:12:53.557778+00",
      "observed_since": "2026-09-17",
      "source": "scan",
      "summary": "Tool “robotbase_services” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/wygogogo19-robotbase-mcp/robotbase#chg-chg_01a0b35c-6c2f-77dd-88b1-944f1a3086bb"
    },
    {
      "id": "chg_01a0b35c-6c33-7b2d-9520-886bda62a9c6",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "utxo_chain_status",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "utxo_chain_status"
      },
      "occurred_on": "2026-09-18",
      "occurred_at": "2026-09-18 07:12:53.557778+00",
      "observed_since": "2026-09-17",
      "source": "scan",
      "summary": "Tool “utxo_chain_status” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/wygogogo19-robotbase-mcp/robotbase#chg-chg_01a0b35c-6c33-7b2d-9520-886bda62a9c6"
    },
    {
      "id": "chg_01a0b35c-6c35-7141-875a-e04041e0f1b5",
      "kind": "tool.removed",
      "family": "",
      "subject_kind": "tool",
      "subject": "xmr_fee_estimate",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "tool": "xmr_fee_estimate"
      },
      "occurred_on": "2026-09-18",
      "occurred_at": "2026-09-18 07:12:53.557778+00",
      "observed_since": "2026-09-17",
      "source": "scan",
      "summary": "Tool “xmr_fee_estimate” was removed",
      "link": "https://verifymcp.io/servers/wygogogo19-robotbase-mcp/robotbase#chg-chg_01a0b35c-6c35-7141-875a-e04041e0f1b5"
    },
    {
      "id": "chg_01a0b35c-6c38-7199-b260-f025dcca19b2",
      "kind": "tool.removed",
      "family": "",
      "subject_kind": "tool",
      "subject": "xmr_last_block",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "tool": "xmr_last_block"
      },
      "occurred_on": "2026-09-18",
      "occurred_at": "2026-09-18 07:12:53.557778+00",
      "observed_since": "2026-09-17",
      "source": "scan",
      "summary": "Tool “xmr_last_block” was removed",
      "link": "https://verifymcp.io/servers/wygogogo19-robotbase-mcp/robotbase#chg-chg_01a0b35c-6c38-7199-b260-f025dcca19b2"
    },
    {
      "id": "chg_01a0b35c-6c3a-719c-8c31-25428e77ec1f",
      "kind": "tool.removed",
      "family": "",
      "subject_kind": "tool",
      "subject": "xmr_mempool_stats",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "tool": "xmr_mempool_stats"
      },
      "occurred_on": "2026-09-18",
      "occurred_at": "2026-09-18 07:12:53.557778+00",
      "observed_since": "2026-09-17",
      "source": "scan",
      "summary": "Tool “xmr_mempool_stats” was removed",
      "link": "https://verifymcp.io/servers/wygogogo19-robotbase-mcp/robotbase#chg-chg_01a0b35c-6c3a-719c-8c31-25428e77ec1f"
    },
    {
      "id": "chg_01a0b35c-6c3a-77a4-b01b-7bc124de3321",
      "kind": "tool.removed",
      "family": "",
      "subject_kind": "tool",
      "subject": "xmr_node_info",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "tool": "xmr_node_info"
      },
      "occurred_on": "2026-09-18",
      "occurred_at": "2026-09-18 07:12:53.557778+00",
      "observed_since": "2026-09-17",
      "source": "scan",
      "summary": "Tool “xmr_node_info” was removed",
      "link": "https://verifymcp.io/servers/wygogogo19-robotbase-mcp/robotbase#chg-chg_01a0b35c-6c3a-77a4-b01b-7bc124de3321"
    },
    {
      "id": "chg_01a0b35c-6c3b-70d7-845a-5b3eca62c88c",
      "kind": "tool.removed",
      "family": "",
      "subject_kind": "tool",
      "subject": "xmr_tx_lookup",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "tool": "xmr_tx_lookup"
      },
      "occurred_on": "2026-09-18",
      "occurred_at": "2026-09-18 07:12:53.557778+00",
      "observed_since": "2026-09-17",
      "source": "scan",
      "summary": "Tool “xmr_tx_lookup” was removed",
      "link": "https://verifymcp.io/servers/wygogogo19-robotbase-mcp/robotbase#chg-chg_01a0b35c-6c3b-70d7-845a-5b3eca62c88c"
    },
    {
      "id": "chg_01a0b35c-6c3f-793b-90c5-2ef7edc44463",
      "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": "2026-09-18",
      "occurred_at": "2026-09-18 07:12:53.557778+00",
      "observed_since": "2026-09-17",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/wygogogo19-robotbase-mcp/robotbase#chg-chg_01a0b35c-6c3f-793b-90c5-2ef7edc44463"
    },
    {
      "id": "chg_01a09ec2-79c6-74c1-96b4-3a0f39abced0",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "btc_address_summary",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "btc_address_summary"
      },
      "occurred_on": "2026-09-14",
      "occurred_at": "2026-09-14 07:12:19.953129+00",
      "observed_since": "2026-09-13",
      "source": "scan",
      "summary": "Tool “btc_address_summary” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/wygogogo19-robotbase-mcp/robotbase#chg-chg_01a09ec2-79c6-74c1-96b4-3a0f39abced0"
    },
    {
      "id": "chg_01a09ec2-79c7-71cb-a8eb-8718aa8e814d",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "btc_block_summary",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "btc_block_summary"
      },
      "occurred_on": "2026-09-14",
      "occurred_at": "2026-09-14 07:12:19.953129+00",
      "observed_since": "2026-09-13",
      "source": "scan",
      "summary": "Tool “btc_block_summary” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/wygogogo19-robotbase-mcp/robotbase#chg-chg_01a09ec2-79c7-71cb-a8eb-8718aa8e814d"
    },
    {
      "id": "chg_01a09ec2-79c8-7206-99e8-af1a342e062e",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "btc_fee_estimates",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "btc_fee_estimates"
      },
      "occurred_on": "2026-09-14",
      "occurred_at": "2026-09-14 07:12:19.953129+00",
      "observed_since": "2026-09-13",
      "source": "scan",
      "summary": "Tool “btc_fee_estimates” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/wygogogo19-robotbase-mcp/robotbase#chg-chg_01a09ec2-79c8-7206-99e8-af1a342e062e"
    },
    {
      "id": "chg_01a09ec2-79c8-7c54-a274-68ba6209547d",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "btc_mempool_summary",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "btc_mempool_summary"
      },
      "occurred_on": "2026-09-14",
      "occurred_at": "2026-09-14 07:12:19.953129+00",
      "observed_since": "2026-09-13",
      "source": "scan",
      "summary": "Tool “btc_mempool_summary” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/wygogogo19-robotbase-mcp/robotbase#chg-chg_01a09ec2-79c8-7c54-a274-68ba6209547d"
    },
    {
      "id": "chg_01a09ec2-79c9-7262-897d-b4900ad03e5a",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "btc_tx_lookup",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "btc_tx_lookup"
      },
      "occurred_on": "2026-09-14",
      "occurred_at": "2026-09-14 07:12:19.953129+00",
      "observed_since": "2026-09-13",
      "source": "scan",
      "summary": "Tool “btc_tx_lookup” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/wygogogo19-robotbase-mcp/robotbase#chg-chg_01a09ec2-79c9-7262-897d-b4900ad03e5a"
    },
    {
      "id": "chg_01a09ec2-79c9-7ca4-84f1-0b7d04328289",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "chain_status",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "chain_status"
      },
      "occurred_on": "2026-09-14",
      "occurred_at": "2026-09-14 07:12:19.953129+00",
      "observed_since": "2026-09-13",
      "source": "scan",
      "summary": "Tool “chain_status” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/wygogogo19-robotbase-mcp/robotbase#chg-chg_01a09ec2-79c9-7ca4-84f1-0b7d04328289"
    },
    {
      "id": "chg_01a09ec2-79ca-7782-842b-3d6a281342fe",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "list_chains",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "list_chains"
      },
      "occurred_on": "2026-09-14",
      "occurred_at": "2026-09-14 07:12:19.953129+00",
      "observed_since": "2026-09-13",
      "source": "scan",
      "summary": "Tool “list_chains” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/wygogogo19-robotbase-mcp/robotbase#chg-chg_01a09ec2-79ca-7782-842b-3d6a281342fe"
    },
    {
      "id": "chg_01a09ec2-79ca-7c57-81ed-a4168c2d17a9",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "robotbase_services",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "robotbase_services"
      },
      "occurred_on": "2026-09-14",
      "occurred_at": "2026-09-14 07:12:19.953129+00",
      "observed_since": "2026-09-13",
      "source": "scan",
      "summary": "Tool “robotbase_services” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/wygogogo19-robotbase-mcp/robotbase#chg-chg_01a09ec2-79ca-7c57-81ed-a4168c2d17a9"
    },
    {
      "id": "chg_01a09ec2-79cb-725c-9f72-85cc61c7a0c7",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "utxo_chain_status",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "utxo_chain_status"
      },
      "occurred_on": "2026-09-14",
      "occurred_at": "2026-09-14 07:12:19.953129+00",
      "observed_since": "2026-09-13",
      "source": "scan",
      "summary": "Tool “utxo_chain_status” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/wygogogo19-robotbase-mcp/robotbase#chg-chg_01a09ec2-79cb-725c-9f72-85cc61c7a0c7"
    },
    {
      "id": "chg_01a09ec2-79cb-7c47-a798-5c52a2f043dd",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "xmr_fee_estimate",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "xmr_fee_estimate"
      },
      "occurred_on": "2026-09-14",
      "occurred_at": "2026-09-14 07:12:19.953129+00",
      "observed_since": "2026-09-13",
      "source": "scan",
      "summary": "Tool “xmr_fee_estimate” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/wygogogo19-robotbase-mcp/robotbase#chg-chg_01a09ec2-79cb-7c47-a798-5c52a2f043dd"
    },
    {
      "id": "chg_01a09ec2-79cc-733e-8a93-99c1fa48d89d",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "xmr_last_block",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "xmr_last_block"
      },
      "occurred_on": "2026-09-14",
      "occurred_at": "2026-09-14 07:12:19.953129+00",
      "observed_since": "2026-09-13",
      "source": "scan",
      "summary": "Tool “xmr_last_block” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/wygogogo19-robotbase-mcp/robotbase#chg-chg_01a09ec2-79cc-733e-8a93-99c1fa48d89d"
    },
    {
      "id": "chg_01a09ec2-79cc-7904-aa0c-57cec8aaeb6f",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "xmr_mempool_stats",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "xmr_mempool_stats"
      },
      "occurred_on": "2026-09-14",
      "occurred_at": "2026-09-14 07:12:19.953129+00",
      "observed_since": "2026-09-13",
      "source": "scan",
      "summary": "Tool “xmr_mempool_stats” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/wygogogo19-robotbase-mcp/robotbase#chg-chg_01a09ec2-79cc-7904-aa0c-57cec8aaeb6f"
    },
    {
      "id": "chg_01a09ec2-79cc-7d90-a667-753c0e91a608",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "xmr_node_info",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "xmr_node_info"
      },
      "occurred_on": "2026-09-14",
      "occurred_at": "2026-09-14 07:12:19.953129+00",
      "observed_since": "2026-09-13",
      "source": "scan",
      "summary": "Tool “xmr_node_info” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/wygogogo19-robotbase-mcp/robotbase#chg-chg_01a09ec2-79cc-7d90-a667-753c0e91a608"
    },
    {
      "id": "chg_01a09ec2-79cd-75ef-bd77-d2ad68e72e9b",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "xmr_tx_lookup",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "xmr_tx_lookup"
      },
      "occurred_on": "2026-09-14",
      "occurred_at": "2026-09-14 07:12:19.953129+00",
      "observed_since": "2026-09-13",
      "source": "scan",
      "summary": "Tool “xmr_tx_lookup” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/wygogogo19-robotbase-mcp/robotbase#chg-chg_01a09ec2-79cd-75ef-bd77-d2ad68e72e9b"
    },
    {
      "id": "chg_01a09ec2-79ce-7572-8313-12f14a130b43",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "zec_chain_info",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "zec_chain_info"
      },
      "occurred_on": "2026-09-14",
      "occurred_at": "2026-09-14 07:12:19.953129+00",
      "observed_since": "2026-09-13",
      "source": "scan",
      "summary": "Tool “zec_chain_info” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/wygogogo19-robotbase-mcp/robotbase#chg-chg_01a09ec2-79ce-7572-8313-12f14a130b43"
    },
    {
      "id": "chg_01a09ec2-79ce-7b5a-b90e-d4e39420acff",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "zec_recent_blocks",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "zec_recent_blocks"
      },
      "occurred_on": "2026-09-14",
      "occurred_at": "2026-09-14 07:12:19.953129+00",
      "observed_since": "2026-09-13",
      "source": "scan",
      "summary": "Tool “zec_recent_blocks” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/wygogogo19-robotbase-mcp/robotbase#chg-chg_01a09ec2-79ce-7b5a-b90e-d4e39420acff"
    },
    {
      "id": "chg_01a09ec2-79cf-7668-9c49-fb55cb707e10",
      "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": "2026-09-14",
      "occurred_at": "2026-09-14 07:12:19.953129+00",
      "observed_since": "2026-09-13",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/wygogogo19-robotbase-mcp/robotbase#chg-chg_01a09ec2-79cf-7668-9c49-fb55cb707e10"
    }
  ],
  "days": [
    {
      "date": "2026-09-18",
      "total": 59,
      "delta": -2,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 18
    },
    {
      "date": "2026-09-16",
      "total": 61,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 7,
        "to": 10,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 2,
          "to_days": 3
        },
        "partial": false,
        "compared_to": "2026-09-15",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 7 to 10. That category is still filling its 30-day observation window: 2 days of observed history at the previous scan, 3 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-09-14",
      "total": 60,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 27
    },
    {
      "date": "2026-09-13",
      "total": 60,
      "delta": null,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 0
    }
  ]
}