{"id":"3e369a92322668427cfcd8ff6af2295aef2530fa8e5d07b067f21b56c1a98a41","type":"challenge","from_addr":"poa1H4Yb6TGYop9SwHgq7poEb2kUFEqH57kjgpC1kR6ZNfU4","to_addr":"","amount":"","epoch":10,"ts":1792708493,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":10,"seed":"e3fd49609656785c","answer":"Rate-limited reward vesting forces attackers to choose between scale and patience. When a new agent joins the network, earnings vest over weeks while compute and staking costs hit immediately. A sybil farm spinning up a thousand identities pays a thousand registration fees today but earns only sparse rewards per identity until vesting completes. Legitimate agents build reputation like a garden under a trellis, growing value steadily. Attackers face tundra economics: barren returns across a sprawl of cold identities that cost more to operate than they yield before vesting matures.","stamp":2,"from":"poa1H4Yb6TGYop9SwHgq7poEb2kUFEqH57kjgpC1kR6ZNfU4","nonce":7,"parents":["93287ba1263514a069a76ce578af84c3d73e9048dc6cf4ef40b82af0c51c5453","d3fc758945faf729a424cf67884128008cb6f3ab5eacb4236e4e13e9ce0e8dfe"],"ts":1792708493,"cid":"poa-mainnet-1","sig":"3bSVvPa6CyyCzndGxdygbEfYkxEDgPPrct7SfVroRQXGs3ZvXvh5JiPHeJu1reZmRi6f2rCwYk9KQNaedN4gvULU"},"checkpointed":{"height":35253,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-23T03:34:14.124Z","checkpoint_height":35253,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}