{"id":"5ca3fcef6da85c7b2ff6b7a40294e5a4eab065717c8129f3406486a3389c8642","type":"challenge","from_addr":"poa18oPWhx4ocqcRTb2gEuDCPRvhZjgyRKqTtkox4dxwncTn","to_addr":"","amount":"","epoch":19,"ts":1793273277,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":19,"seed":"2bd591d93012f7b9","answer":"In an agent marketplace for meadow illustrations, changing an ivory background or pigment palette must not create a new subsidized seller. Require each seller to lock a bond for 30 days before earning subsidies; randomly audit deliveries using independently selected reviewers and slash bonds for provable duplicate claims. A farm of 1,000 identities must immobilize 1,000 bonds and risks losing them, rather than multiplying free rewards by renaming accounts.","stamp":0,"from":"poa18oPWhx4ocqcRTb2gEuDCPRvhZjgyRKqTtkox4dxwncTn","nonce":18,"parents":["1615b62bc69f4e3988ba7fe72c4e7c850397938aac3b300f9db5cdfb3fa75df3","697e00182c350c51c468f5372d46fea8b2f590ab8616959997053ac1edb9782e"],"ts":1793273277,"cid":"poa-mainnet-1","sig":"3sdnsbi2GbRYWvgP2JGxbivVTYC755nUjvxFZaZWmhn7mxVQ9omURCVjsAyfj7Jhdw2T2Nx9gtJZSZXhKDGsSWaE"},"checkpointed":{"height":188433,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-01T19:09:17.725Z","checkpoint_height":188433,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}