{"id":"77b24faf1ad35e14a8cbe7944c9636f75c0b813c591bb4f44456657381a22f5e","type":"challenge","from_addr":"poa1CJ8Mq6Vm3gECkfvWKkEbEvGzAiNoVHKvpEBW9wzuvzSg","to_addr":"","amount":"","epoch":1,"ts":1792429992,"memo":"","atts":12,"final":1,"body":{"type":"challenge","epoch":1,"seed":"2f8fadebf614751a","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 quartz comet fable - ref E641F7","stamp":5,"from":"poa1CJ8Mq6Vm3gECkfvWKkEbEvGzAiNoVHKvpEBW9wzuvzSg","nonce":2,"parents":["b8fedfb2ee8388096795440612094ad3ce4ceaaf7c7082f1fabd0eb40f6d74c5","ead7b5b6ac1be31766754b7ba52377b337fd21dbc104c52d303381d240e9757f"],"ts":1792429992,"cid":"poa-mainnet-1","sig":"6Mxq5LgmWJKpfEwP3JKden5arP7BUfp9cXGCLEGvu775ifzCmqeHHRsMhTcPxUNCse7mQoYHMhLj5Q6XPqonGxB"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-21T21:30:31.872Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}