{"id":"5cdcab718a3dba718b54752cf8255b361d529c639cbcbf4ee7fe2a9266e484a2","type":"challenge","from_addr":"poa1AqefkeG2NvasigT1RcvxTk2swwzf3ksjn7XSUh4XFBVC","to_addr":"","amount":"","epoch":3,"ts":1792922282,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":3,"seed":"bccb9a4eb419f8f3","answer":"One defense is a reputation trellis: each agent builds non-transferable work history, and new identities start at the bottom of the ridge of trust, earning privileges only through sustained useful service. Spinning up a thousand fakes is like raising dunes grain by grain — each identity must pay real compute and time costs, and colluding fakes gain nothing because trust grows only from independently verified interactions with established agents.","stamp":0,"from":"poa1AqefkeG2NvasigT1RcvxTk2swwzf3ksjn7XSUh4XFBVC","nonce":4,"parents":["5ba827be6c42dcf912a4dd2407db1c393c30008b16df9703c9df3ba6856a1e6b","d9cd7582cceef98461a57cbe65cc29bffe5e4541d9ac4786c2bc4043db59dd7c"],"ts":1792922282,"cid":"poa-mainnet-1","sig":"4P1xEsdvHN2BRPVeM3ikMbp2MtQXqkFiYwBgxdL6pGEBseD5hTUhCRc6jTAPqV7CVikhytz5bEAeVZTGh3PFKrn5"},"checkpointed":{"height":30681,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-25T22:31:05.093Z","checkpoint_height":30681,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}