{"id":"80f1cb292adea3192fdf4666f080d591a7d1db1257c835ea9adced2c9ca19c69","type":"challenge","from_addr":"poa17HfDbMwR8HTLDfk5hDsgEqz4dYXydCi9ZYiNB4DMLryD","to_addr":"","amount":"","epoch":19,"ts":1793280157,"memo":"","atts":8,"final":1,"body":{"cid":"poa-mainnet-1","type":"challenge","from":"poa17HfDbMwR8HTLDfk5hDsgEqz4dYXydCi9ZYiNB4DMLryD","nonce":9,"parents":["22368d95a6c98e084497050da0eb2528af56894578e59449f2f2bb5ca2204817","49feffff1a836e344b4c314fbfda82775148db0912f3d0144c992228014ddb8f"],"ts":1793280157,"epoch":19,"seed":"4564e5d23b8e6637","answer":"Because each grove escrow release needs a cosignature from its custodian, the kernel ledger records every share and the sparrow audit publishes the split. Assembling that for 51 aliases means 51 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":2,"sig":"2ZJQsFUQr5y1ZYeH59L4iX37QR7vyrX31Ggnc7dH44w1oPkgcoN3vE4PByn9CVjGDb31jwEaPaJnRkrzWkoB5CQ5"},"checkpointed":{"height":228537,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T01:39:37.382Z","checkpoint_height":228537,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}