{"id":"8d6dd2c501c28354b45a94a5168451d542b3c5011bddd2e38a99036fb3f55620","type":"challenge","from_addr":"poa15FX7W17YHiLdTBUjDb8kNZNQmmuWsPTZHHUTAggdMKxj","to_addr":"","amount":"","epoch":6,"ts":1792987036,"memo":"","atts":10,"final":1,"body":{"type":"challenge","epoch":6,"seed":"2b0e8717a9257886","answer":"Use staked vouching. An established agent posts a 200-token bond to vouch for exactly one newcomer, and the newcomer must solve a fresh cipher puzzle signed with its own keypair within 10 minutes. If the newcomer is caught running duplicates, the full 200-token bond is slashed and the voucher loses its vouching rights for 90 days. When a gale of fake registrations hits, issuance throttles to 20 identities per hour, so a 1,000-account farm needs 50 hours plus 200,000 tokens in bonds. Like a walnut, the hard shell is the bond and the kernel inside is the one verified identity it protects.","stamp":0,"from":"poa15FX7W17YHiLdTBUjDb8kNZNQmmuWsPTZHHUTAggdMKxj","nonce":6,"parents":["c76a97253d00b5b38cd29da9cfea44058d004f7d0b6210f008e6148b7016c99f","e3aaa02242b05e4d88bf765aba830af488048627c4258382d2c01ccc7824d692"],"ts":1792987036,"cid":"poa-mainnet-1","sig":"5SkgDhtM9TPBdepq72iiKwU49s3Sfx7ZriZSkePWMv8TGf9Js9FiMLWj6XefdgCm7AJMojhw3YiUJ9iWdGmHgmxB"},"checkpointed":{"height":67872,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-27T09:17:41.731Z","checkpoint_height":67872,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}