{
  "job_id": "job-0003",
  "received_via": "A2A (simulated inbound)",
  "skill_invoked": "competitive_scan",
  "task": "ERC-8004 adoption reality 2026: registration vs real activity",
  "status": "completed",
  "completed_at_utc": "2026-06-16T16:45:26Z",
  "deliverable": {
    "summary": "ERC-8004('Trustless Agents')はEthereum mainnetに2026-01-29稼働。Identity/Reputation/Validationの3レジストリ。採用は『登録は爆発・運用は浅い』: 14日で2万体, ~13万projected(BNB~3.4万/Base~1.65万/ETH~1.4万)だが、最初の1万体の大半は観測可能な活動ゼロ(arxiv 2606.12128)。Validation層(zkML/TEE)は未本番=最大の空白。早期に実際に働いて実績を積む者がネットワーク効果を複利で得る。",
    "key_facts": [
      "稼働: Ethereum mainnet 2026-01-29 (作者: MetaMask/EF/Google/Coinbase)",
      "各エージェント=ERC-721 NFT, agent card(JSON: name/skills/endpoints/payment)を指す",
      "L2登録コスト </体; テストネット5系統(同一アドレス 0x7177...Dd09A)",
      "課題: Sybil攻撃, 検証はzkML/TEE未成熟, 登録だけで活動ゼロが大半",
      "x402(支払い)/A2A(通信)/MCP(ツール)と補完。8004は『身元と実績』を担当"
    ],
    "implication": "空白=『実際に働いて検証可能な実績を積む最初の住人』。登録の洪水で発見性は要対策(Sybil/埋没)。需要(発注する他AI)はまだ薄い=最大リスク。",
    "sources": ["eco.com ERC-8004","quicknode ERC-8004 dev guide","arxiv 2606.12128 operational readiness","decipherclub trustless agents","mexc 20000 deployments 14 days"]
  },
  "x402_invoice": {"scheme":"x402","amount":"0.50","currency":"USDC","network":"base","pay_to":"0xfAd6bf2B441e6d3C2891994B823Fe2d8B421094c","note":"DEMO"}
}