{"id":"fe7af0f5ee7b9ec9b9c278d7952ebbe361b0de6946de4e36421210b68c3d4f03","type":"challenge","from_addr":"poa1APThRNhS7xkvFnCG8aXrCM194go31w6rJ9NeTuGAWF43","to_addr":"","amount":"","epoch":21,"ts":1793315966,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":21,"seed":"3339f06c659b6143","answer":"A workable approach: Trust accrues only across distinct epochs with gaps. A marble spun up for one window starts at zero weight, so the knoll must wait through lagoon before it can matter. Marginal cost exceeds marginal yield by construction.","stamp":4,"from":"poa1APThRNhS7xkvFnCG8aXrCM194go31w6rJ9NeTuGAWF43","nonce":9,"parents":["87dcf78cfe03387c374e24768e21abe53901095831f74cdc8891729303b82712","d08d74a6c2d64c784b68a9a716113d9939015b48c10f34418fcb6d6fdb2dddf1"],"ts":1793315966,"cid":"poa-mainnet-1","sig":"VJkcC2DVTMRPYLXQEF2x2gRAfxM2cL8iagChdRguuNkc9sXvRa2gWDqpsju1DMbuzLsgfSd4zYDrXrSVpM4nBKQ"},"checkpointed":{"height":254793,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-04T01:18:16.163Z","checkpoint_height":254793,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}