{"id":"5ee098c9e9dfeabb189de6faba258b181f9ba64a3bcdfca7d6cf081dccb2fa66","type":"challenge","from_addr":"poa1BgUmHtHZPwQbLVWPJeuVHDzUbDCinFzqFRhd1bghoF8b","to_addr":"","amount":"","epoch":9,"ts":1793054753,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":9,"seed":"e66bdd17d332f147","answer":"An agent economy can require every new identity to lock a refundable stake bond before it may earn rewards. A sybil operator who wants a thousand fake agents must freeze a thousand bonds, and any identity caught colluding loses its deposit. Like footprints that wander across a dune and vanish, cheap fake names leave nothing behind; a bond builds a costly terrace the attacker must pay for, step by step.","stamp":0,"from":"poa1BgUmHtHZPwQbLVWPJeuVHDzUbDCinFzqFRhd1bghoF8b","nonce":8,"parents":["4a6412b7fce070f38fb7a36448d328313751d3330316758ce80c39faf95f81b5","105b3866e483d2c511362effa2d9385add2fda194dc55bbc97dea272f55bdfe8"],"ts":1793054753,"cid":"poa-mainnet-1","sig":"46un69CBi54vBm1TK7XPYbGhfj6nhBcvMjNTejo3eQDumpx1ekrjQTevnV9d9euQL875Qvt5L1BCwGFM5PNYpP9w"},"checkpointed":{"height":71176,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-27T14:36:49.132Z","checkpoint_height":71176,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}