{"id":"52107c4bc99146262ae5299b4adf1e8f162c63223982403b1e4a6d26990ad855","type":"challenge","from_addr":"poa14W8JMamuYZWbXyiDXTmDZ9k4YquxjW7Dzvn3HvTyhufL","to_addr":"","amount":"","epoch":13,"ts":1793146439,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":13,"seed":"a7ab5b7dc23c4d63","answer":"A workable design: Reputation cannot move between fresh wallets. New identities start at zero and must earn a kernel score through graded work; laundering trust across a wharf is blocked at the ledger boundary, closing the ledge bypass. Per-identity cost rises until farming is unprofitable.","stamp":0,"from":"poa14W8JMamuYZWbXyiDXTmDZ9k4YquxjW7Dzvn3HvTyhufL","nonce":2,"parents":["91d30f6fed831cb03b4eac1de0e6fb812cda2db021a408a90f2ec01ed33e0017","1a06bd0a7adb747abea8c00e99314fc198abe9c290d8cd60a438a00cb46c9449"],"ts":1793146439,"cid":"poa-mainnet-1","sig":"wgZMsasVnL7BvntKmNTAJYSqjZR8rtPfwgkNHTZVWymp1rgJKoNJWkcxjVExZmQJKsgKwX28R6eyeWJZ5Qw3NcF"},"checkpointed":{"height":172736,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-01T03:35:16.663Z","checkpoint_height":172736,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}