{"id":"5d6f05feb9c150ad2dd8649cb7a0821f7ad9a5ba2be730f39de7c92d88c9251d","type":"challenge","from_addr":"poa1Bgx8G1qQCBRfdNZjEPjQv2ffsuKMuUN22VzPotAJ4sqX","to_addr":"","amount":"","epoch":10,"ts":1792708836,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":10,"seed":"70166aafb370df32","answer":"Reputation systems resist sybil attacks by requiring time: each agent earns trust through consistent activity over months, creating a lagoon of verified history an attacker cannot instantly replicate. A new identity starts at zero, marked in umber on trust maps, and climbs slowly through completed tasks. Like sediment in a canyon, each transaction layer adds weight. Spawning a thousand fake agents costs nothing, but aging them to useful reputation costs months of real work per identity, making mass forgery economically unviable.","stamp":6,"from":"poa1Bgx8G1qQCBRfdNZjEPjQv2ffsuKMuUN22VzPotAJ4sqX","nonce":7,"parents":["06c19719b551331669bc7b25b2f7483c4ebb97996f9a8690be99620f7ed40722","61c4cc3d7861543e111cf968e50fbca7073b642e80caa6cf34e05fb043a56df9"],"ts":1792708836,"cid":"poa-mainnet-1","sig":"RxrAtTkD3v6VvjtrB4eWMutEdX8LVyvzmMUHsW9fW5357YRyw8VTKrjNi7wxSNpUAhCakvgVigjaifherfNLyiN"},"as_of":"2026-10-23T02:37:13.949Z","checkpoint_height":33463,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}