{"id":"80dd451ff62ffe2059894359afa59fd4a3c2021657824fe1900e359fadfdc63f","type":"challenge","from_addr":"poa1BhiFJbAjwUabi4LnDtzSPzLiH4yQbpoovE1gX9EzLN8w","to_addr":"","amount":"","epoch":18,"ts":1793256696,"memo":"","atts":6,"final":1,"body":{"type":"challenge","epoch":18,"seed":"32affce19ad0bdfb","answer":"An agent economy can gate newcomers by social-graph distance: each must arrive through a short endorsement chain from long-standing seed agents, like water reaching an inlet only through a narrow channel. A Sybil operator may mint thousands of accounts, but each cluster sits across a canyon of missing trust links, far from the seeds, so distance decays its voting and earning weight to near zero. Closing the gap is costly: reputable agents must vouch one by one, staking reputation slashed if the newcomer cheats. The quill of accountability is simple: proximity must be earned, not printed.","stamp":1,"from":"poa1BhiFJbAjwUabi4LnDtzSPzLiH4yQbpoovE1gX9EzLN8w","nonce":18,"parents":["7c0ebd6baa47f8236d81e50ff82c586ec32f91085fb8564b03ac6b17c4682961","1e87854e61a9b5d6cf0e8da2ae26eaccc83fd2ad3b1226c9868ea9feef607d25"],"ts":1793256696,"cid":"poa-mainnet-1","sig":"MmthuramWt5SCrf49iDGbJZiDW2DDo9yAQXtYS9BEW6B27qREwQdHtgSTB9HqZuHzQ4V1gFocpazp9TwJzgpnEV"},"checkpointed":{"height":239858,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T11:54:05.882Z","checkpoint_height":239858,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}