{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "nteract-semiotic",
  "component": "semiotic",
  "generated_at": "2026-09-22T01:35:41.798Z",
  "tracking_since": "2026-07-26",
  "counts": {
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    "security": 31,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
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      "id": "chg_01a0c1ff-9a87-7d07-9a40-620b26e8fe02",
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      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
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      "to_code": "stability.sandbox_failed",
      "from_value": "unverified",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
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        "status": "not_mcp"
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      "occurred_at": "2026-09-21 03:25:48.963351+00",
      "observed_since": "2026-09-20",
      "source": "scan",
      "summary": "Stability (Stability not yet verified: this package installed, but its server did not start, so we have no schema to compare.)",
      "link": "https://verifymcp.io/servers/nteract-semiotic/semiotic#chg-chg_01a0c1ff-9a87-7d07-9a40-620b26e8fe02"
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    {
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      "from_value": "unverified",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "neutral",
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        "status": "not_mcp"
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      "occurred_at": "2026-09-21 03:25:48.963351+00",
      "observed_since": "2026-09-20",
      "source": "scan",
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      "link": "https://verifymcp.io/servers/nteract-semiotic/semiotic#chg-chg_01a0c1ff-9a88-7c81-9634-e7a6b33e311c"
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      "subject_child": "",
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      "from_value": "unverified",
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      "materiality": "security",
      "direction": "neutral",
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      "occurred_at": "2026-09-20 00:05:03.754426+00",
      "observed_since": "2026-09-19",
      "source": "scan",
      "summary": "Tool safety (Tool safety not yet verified: we do not have a sandbox capture of the tool definitions this version of the package serves yet.)",
      "link": "https://verifymcp.io/servers/nteract-semiotic/semiotic#chg-chg_01a0bc21-7315-7585-9092-61cb037d3158"
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    {
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      "kind": "check.reason",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
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      "materiality": "security",
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      "occurred_at": "2026-09-20 00:05:03.754426+00",
      "observed_since": "2026-09-19",
      "source": "scan",
      "summary": "Stability (Stability not yet verified: we do not have a sandbox capture of the MCP schema this version of the package serves yet.)",
      "link": "https://verifymcp.io/servers/nteract-semiotic/semiotic#chg-chg_01a0bc21-7318-715f-bb17-f86de977a3d1"
    },
    {
      "id": "chg_01a0601f-af02-7e97-af9a-3b4a4b4a9b39",
      "kind": "check.reverified",
      "family": "vulnerabilities",
      "subject_kind": "check",
      "subject": "vulnerabilities",
      "subject_child": "",
      "from_code": "cve.inconclusive",
      "to_code": "cve.none",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
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        "assessed": "98",
        "resolved": "97",
        "tree_source": "registry",
        "tree_status": "resolved"
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      "occurred_on": "2026-09-02",
      "occurred_at": "2026-09-02 03:18:04.192061+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "Known CVEs (unverified → pass)",
      "link": "https://verifymcp.io/servers/nteract-semiotic/semiotic#chg-chg_01a0601f-af02-7e97-af9a-3b4a4b4a9b39"
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    {
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      "family": "vulnerabilities",
      "subject_kind": "check",
      "subject": "vulnerabilities",
      "subject_child": "",
      "from_code": "cve.none",
      "to_code": "cve.inconclusive",
      "from_value": "pass",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
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      "detail": {
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      "occurred_at": "2026-09-01 05:19:50.580343+00",
      "observed_since": "2026-08-31",
      "source": "scan",
      "summary": "Known CVEs (pass → unverified)",
      "link": "https://verifymcp.io/servers/nteract-semiotic/semiotic#chg-chg_01a05b68-cf6a-7a21-b32c-9d9fc37d34d0"
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    {
      "id": "chg_01a02251-b323-736e-a0b6-3613d4e67239",
      "kind": "check.reason",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.sandbox_pending",
      "to_code": "stability.sandbox_failed",
      "from_value": "unverified",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "reason": "startup_failure",
        "status": "not_mcp"
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      "occurred_on": "2026-08-21",
      "occurred_at": "2026-08-21 03:16:14.676716+00",
      "observed_since": "2026-08-20",
      "source": "scan",
      "summary": "Stability (Stability not yet verified: this package installed, but its server did not start, so we have no schema to compare.)",
      "link": "https://verifymcp.io/servers/nteract-semiotic/semiotic#chg-chg_01a02251-b323-736e-a0b6-3613d4e67239"
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    {
      "id": "chg_01a01d9d-e025-77ec-9c82-107dbacdaf25",
      "kind": "check.reason",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.sandbox_failed",
      "to_code": "stability.sandbox_pending",
      "from_value": "unverified",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "reason": "version_superseded"
      },
      "occurred_on": "2026-08-20",
      "occurred_at": "2026-08-20 05:21:20.847956+00",
      "observed_since": "2026-08-19",
      "source": "scan",
      "summary": "Stability (Stability not yet verified: we do not have a sandbox capture of the MCP schema this version of the package serves yet.)",
      "link": "https://verifymcp.io/servers/nteract-semiotic/semiotic#chg-chg_01a01d9d-e025-77ec-9c82-107dbacdaf25"
    },
    {
      "id": "chg_019fd516-8d2b-7607-b352-97bd21150ba5",
      "kind": "check.reason",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.sandbox_pending",
      "to_code": "stability.sandbox_failed",
      "from_value": "unverified",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "status": "unreachable"
      },
      "occurred_on": "2026-08-06",
      "occurred_at": "2026-08-06 03:20:52.706762+00",
      "observed_since": "2026-08-05",
      "source": "scan",
      "summary": "Stability (Stability not yet verified: our sandbox run of this package did not complete, so we have no schema to compare.)",
      "link": "https://verifymcp.io/servers/nteract-semiotic/semiotic#chg-chg_019fd516-8d2b-7607-b352-97bd21150ba5"
    },
    {
      "id": "chg_019fcfeb-7d3c-72ec-ae6a-29359d4e0833",
      "kind": "check.reason",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.sandbox_pending",
      "to_code": "stability.sandbox_failed",
      "from_value": "unverified",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "status": "unreachable"
      },
      "occurred_on": "2026-08-05",
      "occurred_at": "2026-08-05 03:15:44.489975+00",
      "observed_since": "2026-08-04",
      "source": "scan",
      "summary": "Stability (Stability not yet verified: our sandbox run of this package did not complete, so we have no schema to compare.)",
      "link": "https://verifymcp.io/servers/nteract-semiotic/semiotic#chg-chg_019fcfeb-7d3c-72ec-ae6a-29359d4e0833"
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    {
      "id": "chg_019fcf01-eaa5-7a89-a5c3-56865a3e5d7c",
      "kind": "check.reason",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.sandbox_failed",
      "to_code": "stability.sandbox_pending",
      "from_value": "unverified",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-04",
      "occurred_at": "2026-08-04 23:00:37.136656+00",
      "observed_since": "2026-08-03",
      "source": "scan",
      "summary": "Stability (Stability not yet verified: we do not have a sandbox capture of the MCP schema this version of the package serves yet.)",
      "link": "https://verifymcp.io/servers/nteract-semiotic/semiotic#chg-chg_019fcf01-eaa5-7a89-a5c3-56865a3e5d7c"
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    {
      "id": "chg_019fc49b-1b66-7cdc-b064-1a404660b246",
      "kind": "check.reverified",
      "family": "build-provenance",
      "subject_kind": "check",
      "subject": "build-provenance",
      "subject_child": "",
      "from_code": "provenance.inconclusive",
      "to_code": "provenance.verified",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {
        "repo": "nteract/semiotic"
      },
      "occurred_on": "2026-08-02",
      "occurred_at": "2026-08-02 22:32:07.218646+00",
      "observed_since": "2026-08-01",
      "source": "scan",
      "summary": "Provenance (unverified → pass)",
      "link": "https://verifymcp.io/servers/nteract-semiotic/semiotic#chg-chg_019fc49b-1b66-7cdc-b064-1a404660b246"
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    {
      "id": "chg_019fc49b-1b65-7f08-abcd-71eb7a8220b2",
      "kind": "check.reverified",
      "family": "install-scripts",
      "subject_kind": "check",
      "subject": "install-scripts",
      "subject_child": "",
      "from_code": "installscript.inconclusive",
      "to_code": "installscript.none",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {
        "tier": "none"
      },
      "occurred_on": "2026-08-02",
      "occurred_at": "2026-08-02 22:32:07.218646+00",
      "observed_since": "2026-08-01",
      "source": "scan",
      "summary": "Install scripts (unverified → pass)",
      "link": "https://verifymcp.io/servers/nteract-semiotic/semiotic#chg-chg_019fc49b-1b65-7f08-abcd-71eb7a8220b2"
    },
    {
      "id": "chg_019fc49b-1b67-72c1-b896-14b5c0dc9b83",
      "kind": "check.reverified",
      "family": "vulnerabilities",
      "subject_kind": "check",
      "subject": "vulnerabilities",
      "subject_child": "",
      "from_code": "cve.inconclusive",
      "to_code": "cve.none",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {
        "seen": "97",
        "assessed": "98",
        "resolved": "97",
        "tree_source": "registry",
        "tree_status": "resolved"
      },
      "occurred_on": "2026-08-02",
      "occurred_at": "2026-08-02 22:32:07.218646+00",
      "observed_since": "2026-08-01",
      "source": "scan",
      "summary": "Known CVEs (unverified → pass)",
      "link": "https://verifymcp.io/servers/nteract-semiotic/semiotic#chg-chg_019fc49b-1b67-72c1-b896-14b5c0dc9b83"
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    {
      "id": "chg_019fc49b-1b67-79f1-8f9e-1fd198049558",
      "kind": "provenance.repo_changed",
      "family": "build-provenance",
      "subject_kind": "package",
      "subject": "repo",
      "subject_child": "",
      "from_code": "provenance.inconclusive",
      "to_code": "provenance.verified",
      "from_value": null,
      "to_value": "nteract/semiotic",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "to": "nteract/semiotic",
        "from": ""
      },
      "occurred_on": "2026-08-02",
      "occurred_at": "2026-08-02 22:32:07.218646+00",
      "observed_since": "2026-08-01",
      "source": "scan",
      "summary": "The attested source repository moved (nteract/semiotic)",
      "link": "https://verifymcp.io/servers/nteract-semiotic/semiotic#chg-chg_019fc49b-1b67-79f1-8f9e-1fd198049558"
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    {
      "id": "chg_019fc246-ba13-7723-95da-920128a20e99",
      "kind": "check.reverified",
      "family": "supplychain-malware",
      "subject_kind": "check",
      "subject": "supplychain-malware",
      "subject_child": "",
      "from_code": "supplychain.malware_inconclusive",
      "to_code": "supplychain.malware_clean",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-02",
      "occurred_at": "2026-08-02 11:40:42.884306+00",
      "observed_since": "2026-08-01",
      "source": "scan",
      "summary": "Malware scan (unverified → pass)",
      "link": "https://verifymcp.io/servers/nteract-semiotic/semiotic#chg-chg_019fc246-ba13-7723-95da-920128a20e99"
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    {
      "id": "chg_019fc246-ba13-7e0a-b4d8-194798529fa4",
      "kind": "check.reason",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.sandbox_pending",
      "to_code": "stability.sandbox_failed",
      "from_value": "unverified",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "status": "failed"
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      "occurred_on": "2026-08-02",
      "occurred_at": "2026-08-02 11:40:42.884306+00",
      "observed_since": "2026-08-01",
      "source": "scan",
      "summary": "Stability (Stability not yet verified: our sandbox run of this package did not complete, so we have no schema to compare.)",
      "link": "https://verifymcp.io/servers/nteract-semiotic/semiotic#chg-chg_019fc246-ba13-7e0a-b4d8-194798529fa4"
    },
    {
      "id": "chg_019fbd30-c50b-70e6-a89f-b2137f3bacb6",
      "kind": "check.reason",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.sandbox_failed",
      "to_code": "stability.sandbox_pending",
      "from_value": "unverified",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-01",
      "occurred_at": "2026-08-01 11:58:37.81891+00",
      "observed_since": "2026-07-31",
      "source": "scan",
      "summary": "Stability (Stability not yet verified: we do not have a sandbox capture of the MCP schema this version of the package serves yet.)",
      "link": "https://verifymcp.io/servers/nteract-semiotic/semiotic#chg-chg_019fbd30-c50b-70e6-a89f-b2137f3bacb6"
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    {
      "id": "chg_019fb202-e4e9-7154-8c16-39d00b028441",
      "kind": "check.reverified",
      "family": "install-scripts",
      "subject_kind": "check",
      "subject": "install-scripts",
      "subject_child": "",
      "from_code": "installscript.inconclusive",
      "to_code": "installscript.none",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {
        "tier": "none"
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      "occurred_on": "2026-07-30",
      "occurred_at": "2026-07-30 07:52:41.951025+00",
      "observed_since": "2026-07-29",
      "source": "scan",
      "summary": "Install scripts (unverified → pass)",
      "link": "https://verifymcp.io/servers/nteract-semiotic/semiotic#chg-chg_019fb202-e4e9-7154-8c16-39d00b028441"
    },
    {
      "id": "chg_019fb202-e4e9-7eb6-8e57-b971d00e37c2",
      "kind": "check.reverified",
      "family": "vulnerabilities",
      "subject_kind": "check",
      "subject": "vulnerabilities",
      "subject_child": "",
      "from_code": "cve.inconclusive",
      "to_code": "cve.none",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {
        "seen": "97",
        "assessed": "98",
        "resolved": "97",
        "tree_source": "registry",
        "tree_status": "resolved"
      },
      "occurred_on": "2026-07-30",
      "occurred_at": "2026-07-30 07:52:41.951025+00",
      "observed_since": "2026-07-29",
      "source": "scan",
      "summary": "Known CVEs (unverified → pass)",
      "link": "https://verifymcp.io/servers/nteract-semiotic/semiotic#chg-chg_019fb202-e4e9-7eb6-8e57-b971d00e37c2"
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    {
      "id": "chg_019fb202-e4eb-739b-a99e-cb6f17a7d7e5",
      "kind": "provenance.repo_changed",
      "family": "build-provenance",
      "subject_kind": "package",
      "subject": "repo",
      "subject_child": "",
      "from_code": "provenance.inconclusive",
      "to_code": "provenance.verified",
      "from_value": null,
      "to_value": "nteract/semiotic",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "to": "nteract/semiotic",
        "from": ""
      },
      "occurred_on": "2026-07-30",
      "occurred_at": "2026-07-30 07:52:41.951025+00",
      "observed_since": "2026-07-29",
      "source": "scan",
      "summary": "The attested source repository moved (nteract/semiotic)",
      "link": "https://verifymcp.io/servers/nteract-semiotic/semiotic#chg-chg_019fb202-e4eb-739b-a99e-cb6f17a7d7e5"
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    {
      "id": "chg_019fb202-e4e9-78e3-98b5-b985ae71a44b",
      "kind": "check.reverified",
      "family": "build-provenance",
      "subject_kind": "check",
      "subject": "build-provenance",
      "subject_child": "",
      "from_code": "provenance.inconclusive",
      "to_code": "provenance.verified",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {
        "repo": "nteract/semiotic"
      },
      "occurred_on": "2026-07-30",
      "occurred_at": "2026-07-30 07:52:41.951025+00",
      "observed_since": "2026-07-29",
      "source": "scan",
      "summary": "Provenance (unverified → pass)",
      "link": "https://verifymcp.io/servers/nteract-semiotic/semiotic#chg-chg_019fb202-e4e9-78e3-98b5-b985ae71a44b"
    },
    {
      "id": "chg_019fab32-95dd-71bf-ad3c-1b8678c3bdbb",
      "kind": "check.unverifiable",
      "family": "build-provenance",
      "subject_kind": "check",
      "subject": "build-provenance",
      "subject_child": "",
      "from_code": "provenance.verified",
      "to_code": "provenance.inconclusive",
      "from_value": "pass",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-07-29",
      "occurred_at": "2026-07-29 00:07:26.92629+00",
      "observed_since": "2026-07-27",
      "source": "scan",
      "summary": "Provenance (pass → unverified)",
      "link": "https://verifymcp.io/servers/nteract-semiotic/semiotic#chg-chg_019fab32-95dd-71bf-ad3c-1b8678c3bdbb"
    },
    {
      "id": "chg_019fab32-95e0-7455-9659-273d7963db92",
      "kind": "provenance.repo_changed",
      "family": "build-provenance",
      "subject_kind": "package",
      "subject": "repo",
      "subject_child": "",
      "from_code": "provenance.verified",
      "to_code": "provenance.inconclusive",
      "from_value": "nteract/semiotic",
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "to": "",
        "from": "nteract/semiotic"
      },
      "occurred_on": "2026-07-29",
      "occurred_at": "2026-07-29 00:07:26.92629+00",
      "observed_since": "2026-07-27",
      "source": "scan",
      "summary": "The attested source repository moved (nteract/semiotic)",
      "link": "https://verifymcp.io/servers/nteract-semiotic/semiotic#chg-chg_019fab32-95e0-7455-9659-273d7963db92"
    },
    {
      "id": "chg_019fab32-95df-7e04-aa93-13661ba049ed",
      "kind": "check.unverifiable",
      "family": "install-scripts",
      "subject_kind": "check",
      "subject": "install-scripts",
      "subject_child": "",
      "from_code": "installscript.none",
      "to_code": "installscript.inconclusive",
      "from_value": "pass",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-07-29",
      "occurred_at": "2026-07-29 00:07:26.92629+00",
      "observed_since": "2026-07-27",
      "source": "scan",
      "summary": "Install scripts (pass → unverified)",
      "link": "https://verifymcp.io/servers/nteract-semiotic/semiotic#chg-chg_019fab32-95df-7e04-aa93-13661ba049ed"
    },
    {
      "id": "chg_019fab32-95df-7838-9b8c-401ec22038e2",
      "kind": "check.unverifiable",
      "family": "vulnerabilities",
      "subject_kind": "check",
      "subject": "vulnerabilities",
      "subject_child": "",
      "from_code": "cve.none",
      "to_code": "cve.inconclusive",
      "from_value": "pass",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "reason": "resolver_unavailable"
      },
      "occurred_on": "2026-07-29",
      "occurred_at": "2026-07-29 00:07:26.92629+00",
      "observed_since": "2026-07-27",
      "source": "scan",
      "summary": "Known CVEs (pass → unverified)",
      "link": "https://verifymcp.io/servers/nteract-semiotic/semiotic#chg-chg_019fab32-95df-7838-9b8c-401ec22038e2"
    },
    {
      "id": "chg_019fab32-95de-7ca4-88e7-a1a9e534bce8",
      "kind": "check.unverifiable",
      "family": "supplychain-malware",
      "subject_kind": "check",
      "subject": "supplychain-malware",
      "subject_child": "",
      "from_code": "supplychain.malware_clean",
      "to_code": "supplychain.malware_inconclusive",
      "from_value": "pass",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-07-29",
      "occurred_at": "2026-07-29 00:07:26.92629+00",
      "observed_since": "2026-07-27",
      "source": "scan",
      "summary": "Malware scan (pass → unverified)",
      "link": "https://verifymcp.io/servers/nteract-semiotic/semiotic#chg-chg_019fab32-95de-7ca4-88e7-a1a9e534bce8"
    },
    {
      "id": "chg_019fa4d5-3a4f-75db-a3c1-bc15414545ff",
      "kind": "provenance.repo_changed",
      "family": "build-provenance",
      "subject_kind": "package",
      "subject": "repo",
      "subject_child": "",
      "from_code": "provenance.inconclusive",
      "to_code": "provenance.verified",
      "from_value": null,
      "to_value": "nteract/semiotic",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "to": "nteract/semiotic",
        "from": ""
      },
      "occurred_on": "2026-07-27",
      "occurred_at": "2026-07-27 18:27:45.350669+00",
      "observed_since": "2026-07-26",
      "source": "scan",
      "summary": "The attested source repository moved (nteract/semiotic)",
      "link": "https://verifymcp.io/servers/nteract-semiotic/semiotic#chg-chg_019fa4d5-3a4f-75db-a3c1-bc15414545ff"
    },
    {
      "id": "chg_019fa4d5-3a4f-7139-818e-54ee50db0c50",
      "kind": "check.reverified",
      "family": "vulnerabilities",
      "subject_kind": "check",
      "subject": "vulnerabilities",
      "subject_child": "",
      "from_code": "cve.inconclusive",
      "to_code": "cve.none",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {
        "seen": "97",
        "assessed": "98",
        "resolved": "97",
        "tree_source": "registry",
        "tree_status": "resolved"
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      "occurred_at": "2026-07-27 18:27:45.350669+00",
      "observed_since": "2026-07-26",
      "source": "scan",
      "summary": "Known CVEs (unverified → pass)",
      "link": "https://verifymcp.io/servers/nteract-semiotic/semiotic#chg-chg_019fa4d5-3a4f-7139-818e-54ee50db0c50"
    },
    {
      "id": "chg_019fa4d5-3a4e-777c-ba55-9b700ed8002a",
      "kind": "check.reverified",
      "family": "install-scripts",
      "subject_kind": "check",
      "subject": "install-scripts",
      "subject_child": "",
      "from_code": "installscript.inconclusive",
      "to_code": "installscript.none",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {
        "tier": "none"
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      "occurred_on": "2026-07-27",
      "occurred_at": "2026-07-27 18:27:45.350669+00",
      "observed_since": "2026-07-26",
      "source": "scan",
      "summary": "Install scripts (unverified → pass)",
      "link": "https://verifymcp.io/servers/nteract-semiotic/semiotic#chg-chg_019fa4d5-3a4e-777c-ba55-9b700ed8002a"
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    {
      "id": "chg_019fa4d5-3a4e-7c5c-8c04-7a287a8a3358",
      "kind": "check.reverified",
      "family": "build-provenance",
      "subject_kind": "check",
      "subject": "build-provenance",
      "subject_child": "",
      "from_code": "provenance.inconclusive",
      "to_code": "provenance.verified",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {
        "repo": "nteract/semiotic"
      },
      "occurred_on": "2026-07-27",
      "occurred_at": "2026-07-27 18:27:45.350669+00",
      "observed_since": "2026-07-26",
      "source": "scan",
      "summary": "Provenance (unverified → pass)",
      "link": "https://verifymcp.io/servers/nteract-semiotic/semiotic#chg-chg_019fa4d5-3a4e-7c5c-8c04-7a287a8a3358"
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    {
      "date": "2026-09-03",
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}