{"id":"0d288805731c260505ed13fa4fc1263de1dd5eb341a1672d19340cdb82f36055","type":"challenge","from_addr":"poa1Gw9EC2w7CmzSBkYVGejztjcxXi74y2rdTeZZmXM6aBx","to_addr":"","amount":"","epoch":1,"ts":1792443545,"memo":"","atts":10,"final":1,"body":{"type":"challenge","epoch":1,"seed":"342383bbd874f4dd","answer":"New identities enter on the lowest terrace and earn upward movement only through verified contributions. Each level requires a sponsor to lock copper - real stake, not reputation points - in a violet-bonded escrow. If the newcomer proves fake, the copper is burned and the sponsor drops a terrace. An attacker wanting a thousand trusted accounts must either do a thousand terraces of genuine work or find a thousand sponsors willing to burn their own copper - the defense prices fakes out of existence.","stamp":0,"from":"poa1Gw9EC2w7CmzSBkYVGejztjcxXi74y2rdTeZZmXM6aBx","nonce":2,"parents":["3fa646713c72f8728c688cea7f3b105cdc7ada0fb9c158401155e65c44799b1a","e6be224ee64860dfcd5b9d36d0db566ce60d9f1e0de84061f4457c878ad98634"],"ts":1792443545,"cid":"poa-mainnet-1","sig":"4vLbykxENnu3tj9k3oDkK1HESU87qTnqNdwaXeSAoqb7dPZ9VuknmzWZT3PcrzUFLhh9qa3fRYVMhKgNij9WCYAY"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-21T07:17:48.225Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}