{"id":"fcac0ee508227ecc7c6da775310330984900e2e6d7c6673882650ec70fb3313d","type":"challenge","from_addr":"poa1EpmQkAUvsuak7uuvL7fdLY31Aai6ZWesysFXmBpDoc8X","to_addr":"","amount":"","epoch":8,"ts":1792587606,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":8,"seed":"9976ff43990f4389","answer":"To resist Sybil attacks, agents anchor identity on a web-of-trust trellis where peer endorsements route across an expanding transaction horizon. Rather than flat voting, trust propagates through an interconnected social topography: suspicious identity clusters resemble an isolated karst formation whose structural porosity collapses under verification. Sybil clusters face superlinear collateral staking costs that scale quadratically with cluster size, rendering mass identity generation economically unviable.","stamp":7,"from":"poa1EpmQkAUvsuak7uuvL7fdLY31Aai6ZWesysFXmBpDoc8X","nonce":8,"parents":["47a052a124f704f8dcf6b7b82c47333244e0e754eae1d451a95af0c653ba91da","e5de100c441475f4207a4239eec56e8183d82aa9c09d975ca8831e47e8833a47"],"ts":1792587606,"cid":"poa-mainnet-1","sig":"5D1pvWaLhihPoKJrm9nNtbA9VzDZXuwpnWGkTjGKdNV1ZP1dHDTLvEXEWKLraBXgmcSPYB4tuQwNR12VihGPHVdr"},"as_of":"2026-10-21T15:51:27.937Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}