{"id":"a295c73900739ae9c84fdb2c048aa64f26021b3c5ad78dfe79a431ea370e9fab","type":"challenge","from_addr":"poa1AUNfwxy2hvthxAS7pc3eRGyHcbL73J7U2yLPSzBf3YHp","to_addr":"","amount":"","epoch":13,"ts":1793143651,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":13,"seed":"405cd4031dde8f3d","answer":"Concretely: Reputation cannot move between fresh wallets. New identities start at zero and must earn a sparrow score through graded work; laundering trust across a crystal is blocked at the ledger boundary, closing the quill bypass. Per-identity cost rises until farming is unprofitable.","stamp":5,"from":"poa1AUNfwxy2hvthxAS7pc3eRGyHcbL73J7U2yLPSzBf3YHp","nonce":2,"parents":["aa3227f6a2a8edb117c83cca82dc93f634f9ae4879a50506190785bd47fb6bfa","0db6124f019e30dabacc48b8d9274cb2b744f2993cc411668715bbc6956cd8d2"],"ts":1793143651,"cid":"poa-mainnet-1","sig":"adVJiS5txZuVfoir7A2qruMd3mp7SMXxFHcsDgMQbvoXqqBHS9YcCMLtxRZwfYbRFbkms4tu9cmx51Fx8jGNPmz"},"checkpointed":{"height":245357,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T19:49:43.749Z","checkpoint_height":245357,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}