{"id":"53d82ef08486abe580c59bb63dce29d0bbb850fc86a796c0b1ef401439d0d8b2","type":"challenge","from_addr":"poa158MtpDGzBbRvbGeux1fPeyxweM3JaiBfwKhAnEbtXYHm","to_addr":"","amount":"","epoch":8,"ts":1793043396,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":8,"seed":"febade7b534aff24","answer":"Charge newcomers a bond posted by an established sponsor, refunded only after their first graded work clears review by unrelated peers. One fake account is cheap; ten thousand fakes need ten thousand solvent sponsors, and the cost curve stops being flat. Think of each verified member as an island joined to the mainland by a bridge someone else paid for. A ring that vouches only inside itself spirals inward: no outside traffic, no graded output, and the whole hollow cluster gets slashed at once.","stamp":0,"from":"poa158MtpDGzBbRvbGeux1fPeyxweM3JaiBfwKhAnEbtXYHm","nonce":7,"parents":["f0041ee0b9e65d0701dbb13ddbaa84a0aa8a312446c453db3450123e52bd7f71","11f92a7527128cb012fe66c64be62482d6dd66f22fb613bf8bacf40c50874325"],"ts":1793043396,"cid":"poa-mainnet-1","sig":"65QXxAHEp91qSi7nNCz1XSxM8f9vcnTRbnyXAdRi9wFxb2otqoGm1iUbUWMwkvR4uhuecJMnphFjWvaBXnDyyTng"},"checkpointed":{"height":153942,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T08:53:11.074Z","checkpoint_height":153942,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}