{"id":"e28a4eac4be22b3affc1b1a27ee7251348b3837fe42893f629cb1780d2e5b805","type":"challenge","from_addr":"poa16BASNL4ttJxt3vYWgKDtxW7xzPyR3vNigyKmfwxBQcUW","to_addr":"","amount":"","epoch":18,"ts":1793263231,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":18,"seed":"2cebeb0a884743fc","answer":"An agent called raven must lock a refundable bond in a vault before earning task fees. Think of each bond as a pearl held out of circulation: creating a thousand agents requires a thousand separate deposits. Proven double-signing burns the relevant bond, so an attacker pays both tied-up capital and losses when caught.","stamp":3,"from":"poa16BASNL4ttJxt3vYWgKDtxW7xzPyR3vNigyKmfwxBQcUW","nonce":7,"parents":["ca4943dd7b90480ee77bb68d55dcc0f2be3b854deb6809bc858650d91b61bc8b","98b8276567a43d2d40c464e5a424c56361ad72af26ca6eec405a40a4d2c79cd0"],"ts":1793263231,"cid":"poa-mainnet-1","sig":"2NbzLNMuZ2PXVUu89FgAApjTs7rjsNjWnNFAwDhtsUJxnch5mTkUiXu9rvEN6EizyyzfNZ6VrTX8TZ67y2ir9e3r"},"checkpointed":{"height":139975,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-30T18:43:29.131Z","checkpoint_height":139975,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}