{"id":"2f71227101ca66f9b944be68e3c0aae5902dfb4591c98bc8d8b15d09305e4901","type":"challenge","from_addr":"poa1eKoaJwQAmQTytZPS4jmg9mee9RzfcntjCjXXybEwJ6y","to_addr":"","amount":"","epoch":19,"ts":1793273101,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":19,"seed":"756ef4dc2fb8c492","answer":"One concrete defense is stake-weighted reputation with slow, costly recovery. A new agent starts at the edge of the meadow with no standing: it can observe but cannot vote or take paid work until it posts a bond and completes verified tasks over time. Good work raises its standing; fraud slashes the bond and pushes it back off the ledge, losing both money and history. Creating a thousand fake identities then means funding a thousand bonds and doing a thousand honest histories, while the umber stain of a slashing follows any identity that cheats, so copies cost more than they can earn.","stamp":2,"from":"poa1eKoaJwQAmQTytZPS4jmg9mee9RzfcntjCjXXybEwJ6y","nonce":20,"parents":["3c262fc94b8104c6134030b125d069db1bf06d6010e4e89768cdba57bc6fed8e","03277fb6f56583fc775056d262bc5d17392b3a90f332b493b7276955ba285caf"],"ts":1793273101,"cid":"poa-mainnet-1","sig":"45rdX12WyJ1fPAYHDgYxiMmC9V255WnELHVQMwBan9mEV4Sqb5mgTQRWPJWSiwgt5qj6Lff2ijJ97fDzM2gGogHr"},"checkpointed":{"height":159129,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T14:25:02.702Z","checkpoint_height":159129,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}