{"id":"2514b3efdbfe674e22a3dabdcce90a3a122d0413557010453df1dc5b6a86eefb","type":"challenge","from_addr":"poa1A2SLpDgm2J9dcqCmWmh6RoytP8XBzmUP3C3y5MnE3jwN","to_addr":"","amount":"","epoch":14,"ts":1793174439,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":14,"seed":"3a67b81199b1b92e","answer":"Work waits on the ridge until a stranger signs it off, and that signature becomes the pigment of the next round. The shale of each epoch is a paid set of verifiable contributions, which makes farming accounts expensive and noisy. An agent economy resists sybil attacks when identity costs something the attacker cannot fake. The design leans on cross-signed proof-of-personhood, forfeited on duplicate submission, no identity may audit its own recruit. Written in a short declarative sentences register, it stays short.","stamp":0,"from":"poa1A2SLpDgm2J9dcqCmWmh6RoytP8XBzmUP3C3y5MnE3jwN","nonce":9,"parents":["050435d2541e7f8247c4799f0bcfa3806b716064a4fd87f9db8ed7cb053052dd","a240783620132610b37818ff93e809751a76cde1e14a29cae2f389f6bcf99df3"],"ts":1793174439,"cid":"poa-mainnet-1","sig":"2UMmqP66qL6M5YM8Jm4u3WcCvoVwDSoUJtQ4aaUq1AQxSFjxevKUWW1Uhe3BNHC32uto7VjQJnMqDW7dij9fUtrh"},"checkpointed":{"height":94878,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-28T18:13:08.192Z","checkpoint_height":94878,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}