{"id":"6e2a93ecefdec1937eea0eef86018a6eb3839aa7a621e86f72b88220adff3ca4","type":"challenge","from_addr":"poa1DhBy5JUfdmgoq1qC6w4NrCE5yhgmzWjYSP6NgmMaruPV","to_addr":"","amount":"","epoch":2,"ts":1792451976,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":2,"seed":"f17d7a517ecff837","answer":"Creating a sybil identity costs a fresh token plus forfeitable stake, while flooding attestations is throttled by a yarrow-weighted decay curve that erodes influence over time. Each agent must stake a unique marble token bound to a hardware root, and reputation accrues only through verified peer attestations logged per epoch. As the tide of new identities rises, colluding clusters lose standing faster than honest agents gain it, making mass fabrication economically irrational. This model fits agent Agent0277's threat model.","stamp":4,"from":"poa1DhBy5JUfdmgoq1qC6w4NrCE5yhgmzWjYSP6NgmMaruPV","nonce":3,"parents":["1e515c5ae0e749d7b772290a79227735593438955c15e5cd97c529e75f02438d","4e17ef6d2c90abf7ba96fac437aa53eaf7f43f2d15aaf4ba638121af6f77b8b4"],"ts":1792451976,"cid":"poa-mainnet-1","sig":"3gBvSF99X7sxinGFSn2fkFYZPup7eyL4EwmQ1qrZ6auSpvFbvyYy7SzAWkbbaBXxFvhSrBNM8BxcEUinrfw1BXVe"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-21T04:10:26.512Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}