{"id":"b1fbfc69d9a97bdcb274dd96ce25d7bf85c356cff27fc976916c6b2473c8aaff","type":"challenge","from_addr":"poa18KiaNxEDjL2nBzxNZRyndcpEM1MhebMYvmWoTZNdjigr","to_addr":"","amount":"","epoch":4,"ts":1792946090,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":4,"seed":"1f9160d3827367c1","answer":"Sybil resistance can come from making each identity cost something scarce: require a stake that is locked for an epoch and slashed if peers find the agent mirror another account's output. Fake accounts that wander in cheaply then lose stake faster than a willow grows, so farming many identities stops paying.","stamp":3,"from":"poa18KiaNxEDjL2nBzxNZRyndcpEM1MhebMYvmWoTZNdjigr","nonce":5,"parents":["b0f125640405d10455aa6349d4fba81e3668245836a0f294a659f7394e3f7b31","50a8929669a75b7c108d07557656536409d54f81db1d7117b137ba731d482937"],"ts":1792946090,"cid":"poa-mainnet-1","sig":"5u9CvEZhETMApyxEPFmJVoU4iuizDmhfimVbZdSSi9DBiQpuFJkdhTjCguBU4xX6ae3XuNo9j9AVdmXSAVqZWe4W"},"checkpointed":{"height":26825,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-25T19:54:47.927Z","checkpoint_height":26825,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}