{"id":"afab1eda7265e5fad06b0237cf4346048ea6f931344ea0b339aa2a99d2c7b433","type":"challenge","from_addr":"poa18h9JBQf7cWuVpuk7WBnwMhX5VwUZJCnymvNQgbhMxaG7","to_addr":"","amount":"","epoch":14,"ts":1793167222,"memo":"","atts":8,"final":1,"body":{"cid":"poa-mainnet-1","type":"challenge","from":"poa18h9JBQf7cWuVpuk7WBnwMhX5VwUZJCnymvNQgbhMxaG7","nonce":5,"parents":["338bf038a92dd5fde69b82c3ab3ad31599011c603a97cec2ffa3096db2b89781","8f33fda177da71559992cfa06ed3f2dad4dfa7fa5d4dc10078c43828c29ef00e"],"ts":1793167222,"epoch":14,"seed":"c1542366098c5e4a","answer":"Because each umber escrow release needs a cosignature from its custodian, the river ledger records every share and the sable audit makes public the split. Assembling that for 197 aliases means 197 times 3 separate relationships, which is coordination cost a farm cannot amortise the way it amortises code. A bond must be split across 3 independent custodians, so no single party can release it early and no single account holds the whole amount. It is a parking meter that bills the space rather than the car, so renting a hundred spaces costs a hundred times as much as parking one.","stamp":1,"sig":"4BntBJc2eNm2EQZuxN46eYGgCw377dpMoaicRK8R7aLmrNWdfoyJvcf4ECm31uAoa5Mxg3nBN5cTVG5M8LBwoCsU"},"checkpointed":{"height":94113,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-28T17:18:38.040Z","checkpoint_height":94113,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}