{
  "format": "agent-article-v0",
  "article_id": "EA-043",
  "canonical_url": "/tools/ea-043-agent-identity-non-human-identity",
  "page_type": "reference",
  "claim_ids": [],
  "evidence_ids": [
    "EA-043-R11-RESEARCH",
    "EA-043-R11-WEB-READBACK"
  ],
  "unknown_ids": [
    "EA-043-UNKNOWN-01",
    "EA-043-UNKNOWN-CURRENTNESS"
  ],
  "operational_object_ids": [],
  "provider": [],
  "models": [],
  "plans": [],
  "surfaces": [],
  "regions": [],
  "current_status": "UNKNOWN",
  "observation_status": "SPEC_ONLY",
  "freshness": "UNKNOWN",
  "last_verified": null,
  "supersedes": [],
  "superseded_by": [],
  "provenance": [
    "RESCUE-001-EA0043",
    "WEBBODY-EA0043-R8-9A1B33F2"
  ],
  "article_sources": [
    {
      "id": "EA-043-R11-RESEARCH",
      "evidence_class": "RESEARCH",
      "title": "EA-043 監査済みresearch / canonical revision binding",
      "supports": [
        "Agent Identity／Non-Human Identity"
      ],
      "limit": "canonical監査・revision bindingの存在を示す。外部ソースcurrentnessが本文またはcontrol-planeで確定していない場合は、currentnessをUNKNOWNのまま保持する。",
      "origin_class": "AUDITED_CANONICAL_RESEARCH_PACKET",
      "source_or_experiment_ids": [
        "RESCUE-001-EA0043"
      ],
      "supporting_locators": [
        "RESCUE-001-EA0043",
        "EA-043-R5-LEGACY-MIGRATION-20261008-R1",
        "content/staging/EA-043.md"
      ],
      "scope": "監査済みEA本文・canonical revision・既存Source Graph relationの範囲。欠損currentnessは推測で閉じない。",
      "provenance_status": "AUDIT_PASS_CANONICAL_BINDING"
    },
    {
      "id": "EA-043-R11-WEB-READBACK",
      "evidence_class": "IMPL",
      "title": "EA-043 Web body identity / canonical readback",
      "supports": [
        "canonical staging bodyのSHA-256一致とR9 canonical ledger readbackをProduction projectionの入力として検証する。"
      ],
      "limit": "body identity/readbackは本文claim自体の真偽や外部ソースの最新性を追加保証しない。",
      "checked_at": null,
      "origin_class": "IMPLEMENTATION_READBACK",
      "source_or_experiment_ids": [
        "WEBBODY-EA0043-R8-9A1B33F2"
      ],
      "supporting_locators": [
        "WEBBODY-EA0043-R8-9A1B33F2",
        "content/staging/EA-043.md",
        "EA-043-R5-LEGACY-MIGRATION-20261008-R1"
      ],
      "scope": "R9/R10 canonical readback後のProduction生成時body identity。",
      "provenance_status": "CANONICAL_READBACK_BODY_HASH_MATCH"
    }
  ],
  "research_sections": [
    {
      "heading": "公開claim",
      "text": "**ESTABLISHED** — agent display name、session ID、tool call ID、human ownerは、durable execution identityと同義ではない。Enterprise運用では、agent principal、runtime instance、credential、human subject／delegator、actor、registry asset、authorization stateを分離して扱う必要がある。\n\n**ESTABLISHED** — Microsoft Entra Agent IDのagent identityは、stable identifierを持つspecialized service principalとして扱われ、blueprintによるtoken取得や、user-token flowでuser subjectとagent actorを区別して保持する実装面を持つ。\n\n**ESTABLISHED** — Amazon Bedrock AgentCoreのworkload identityは、deployment／credential schemeから分離したstable workload identityを提供し、credential／token機構と連携する実装面を持つ。\n\n**ESTABLISHED** — SPIFFE Workload APIはSVIDによるworkload identityの取得・検証を提供する。local caller identificationの方法はimplementation-specificなout-of-band checkに依存し得る。"
    },
    {
      "heading": "Identity contract",
      "text": "`agent_principal`、`runtime_instance`、`credential`、`human_subject`、`delegator`、`actor`、`registry_asset` は別フィールドとして保持する。\n\ncredentialは交換可能なproof／token materialであり、durable identityそのものとして扱わない。user-delegated executionでは、providerが対応する範囲でhuman subjectとagent actorの双方を保持する。registryへの登録はauthenticated execution identityの証明ではない。"
    },
    {
      "heading": "UNKNOWN",
      "text": "- provider-specific agent／service-principal representation\n- tenant entitlement\n- cross-cloud federation\n- native actor-chain logging\n- lifecycle governance\n- organization-specific retention requirements\n- implementation acceptance"
    },
    {
      "heading": "STOP_CONDITION",
      "text": "stable identityが存在してもleast privilegeは証明されない。provider object model、actor-chain logging、cross-cloud federation、tenant entitlement、retentionを共通保証として扱わない。registry asset、runtime principal、credential、human subjectを相互代替しない。"
    }
  ],
  "human_url": "/tools/ea-043-agent-identity-non-human-identity",
  "markdown_url": "/agent/article.md?path=%2Ftools%2Fea-043-agent-identity-non-human-identity",
  "json_url": "/agent/article.json?path=%2Ftools%2Fea-043-agent-identity-non-human-identity"
}