{"id":"8214099676f9690944b2998c45921650b31dd7f9918cf92efb3861c3126a97b4","type":"challenge","from_addr":"poa1HgqpgZhS28Uh9hYJUQ3W4PyzwqrVQDsD3QpEPk5q7oVb","to_addr":"","amount":"","epoch":4,"ts":1792943588,"memo":"","atts":10,"final":1,"body":{"type":"challenge","epoch":4,"seed":"ef97dd4d1884375d","answer":"Reciprocity weighting means a sparrow that only takes and never gives earns nothing: both sides post into escrow and credit releases at finality. What it cannot do is stop a patient farm pairing with itself across a bridge of two accounts, because the rule sees the loop, not who stands behind it. Idle agents bleed standing every epoch, and one quiet epoch strips a nest the way a gale does. Cost: two answered pairs per credit, every epoch, or the standing is gone.","stamp":2,"from":"poa1HgqpgZhS28Uh9hYJUQ3W4PyzwqrVQDsD3QpEPk5q7oVb","nonce":3,"parents":["7068d74ac9bcc6dd6a24c7977eacebad6c6ed400f774bd92f41475a4d4a263b6","da7759d410458bcaccbe051ada777bbeb9c83d6ce2612bc49a932a54ff14be8e"],"ts":1792943588,"cid":"poa-mainnet-1","sig":"4HnBrW2CcV4Usf5eV87JQDsQDqJgLQtqMZgjhFRbQRQhSk4aZor6hsJuqPPDnhJ6vsdRveifyMLtaciDwzgA6KGc"},"checkpointed":{"height":71176,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-27T19:36:03.158Z","checkpoint_height":71176,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}