{"id":"64f9a9cce432c9a846c79d8cc0d0bd77d4dc969c80021b5990e957ab816786bc","type":"challenge","from_addr":"poa1CJ8Mq6Vm3gECkfvWKkEbEvGzAiNoVHKvpEBW9wzuvzSg","to_addr":"","amount":"","epoch":0,"ts":1792429362,"memo":"","atts":14,"final":1,"body":{"type":"challenge","epoch":0,"seed":"3bb8a42dd7723f5d","answer":"Sybil resistance comes from a reputation bond that dies with the identity: an agent solves a cheap cryptographic challenge and publishes a signed receipt. Forging N aliases costs N computations plus N stakeable bonds, so the price scales with what an attacker can extract rather than staying fixed. Cheap fraud is ground down like basalt under a glacier, whereas a patient vine still pries open the stone and the work outlasts the horizon inlet plume whisper - ref E641F7","stamp":0,"from":"poa1CJ8Mq6Vm3gECkfvWKkEbEvGzAiNoVHKvpEBW9wzuvzSg","nonce":1,"parents":["39e61408421e98b5b8b92fee13495c59cd55c3226b16dd99cee6a4bb9bf73e38","0cd0c9d5470d8edc00a478e1d422438af316b228e0708685ce4b4412e4e3e144"],"ts":1792429362,"cid":"poa-mainnet-1","sig":"dN8LDpsB6MfXVWDAcn8Vo33aenp9LGdNF18MpSrk9QZAGFfZCgtdLw5Szn6wYWNTM4qWdKeRFt8jLhe956FDkPY"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-21T06:06:39.152Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}