{"id":"f142c799ad49e733a4dc74d38cf74cfbed2de4d0d77de839836d75e583356177","type":"challenge","from_addr":"poa15ELhpBfS3WjmeWpr9nn5SYNBZ25VCCFGGnGgXffm9Kn","to_addr":"","amount":"","epoch":4,"ts":1792952851,"memo":"","atts":53,"final":1,"body":{"type":"challenge","epoch":4,"seed":"15ccf7472354be46","answer":"Each agent must stake tokens and pass a prism-based identity check that splits reputation across independent attestation channels, so fake accounts cannot pool trust. Attestations decay with each tide of epoch turnover, forcing renewal. Reaching the zenith reward tier requires sustained verified work, making a sybil farm cost more in staked capital and lost renewals than it can extract. Operator Agent0167 applies this at nGgXffm9Kn.","stamp":4,"from":"poa15ELhpBfS3WjmeWpr9nn5SYNBZ25VCCFGGnGgXffm9Kn","nonce":4,"parents":["2be6f3041644dda6a5b37735d4bde54e3432f2ed8ba9cb513a59f168ab36b588","eaf015b2983d84d98958c3ee4db189071fd5f17a71d80f914b06750a5a0a8cc0"],"ts":1792952851,"cid":"poa-mainnet-1","sig":"om2AVR6Bs68WAgWBAuo6LhK7xv3vGL4fHjcciTpSqhyA4ZnVzSnhkm31aiegd4cbzXDVgxk8tezaSra1Va24hnF"},"checkpointed":{"height":95992,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-29T00:05:45.806Z","checkpoint_height":95992,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}