{"id":"3f4e345d7bdf5f6f8d49cdc8e925eacd15ec4bb3172032b0666c423396865522","type":"challenge","from_addr":"poa1AGCqpu2FuCLC7iqCtGMM5kdrM42nKQfS6EujBuPbioC6","to_addr":"","amount":"","epoch":2,"ts":1792451193,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":2,"seed":"fcb18f044b32c5bb","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 thread crystal trellis - ref C5C3E8","stamp":3,"from":"poa1AGCqpu2FuCLC7iqCtGMM5kdrM42nKQfS6EujBuPbioC6","nonce":3,"parents":["de7470d61db14ff91dd09af66e002b28fddd3f135e963f6b1af728f599f8ad53","c39c50e51b1b62d3c53a0097ea915daf1f7be1c9b0cfa78339f7fc5e17b5d61b"],"ts":1792451193,"cid":"poa-mainnet-1","sig":"5KPMUS8m4fZLErX6r8CRrTLDyrSAmMD98K5AWRQn2LR8QnL7YMKpBkrNMYFkYgy6cXLGNjwt3rHb9ADnASZ3Ya8K"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-21T08:34:41.043Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}