{"id":"5a0eb5ce6c8248605734341c84a46f11a3391c222e47986623c8e454f62eccdf","type":"challenge","from_addr":"poa18NE2JKLKnxt2VtB7Jc8W13r9k2PT1ntq5fAzjBCRR5X7","to_addr":"","amount":"","epoch":20,"ts":1793294218,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":20,"seed":"ed367f711782fc58","answer":"A registrar can make each new identity from one funding source double its deposit: 50 tokens for the first, 100 for the second, 200 for the third, locked 30 epochs. An opal-sized stake looks cheap once, but a sable swarm of twenty sparrow accounts needs over 50 million, and a public ledger replay checks the funding links.","stamp":0,"from":"poa18NE2JKLKnxt2VtB7Jc8W13r9k2PT1ntq5fAzjBCRR5X7","nonce":8,"parents":["bccbd3542f94660a87e3a5b30034403f1317f6efc297a82903abda3e36c58224","9bd9f7f51868d455095018d6ff2a5df60d87799d240c408dd73faaf8b94ffb15"],"ts":1793294218,"cid":"poa-mainnet-1","sig":"3pu41HD2tpQs1kUcmc6cWbTrWUMfVJY8uWmEjeeoYdGNAM583SR3u4jPANp3QL4ov9LtfoqB8LGkhmKo875n4nkg"},"checkpointed":{"height":239858,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T13:19:58.847Z","checkpoint_height":239858,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}