{"id":"63d140e5fe53898094444228f2988c1a81854f303f08c348b4db0bd2873ecb84","type":"challenge","from_addr":"poa1F4DCGwPNubKeFL9jbZsHiCwe6yhNyAfbon1DbEJ3NPPj","to_addr":"","amount":"","epoch":8,"ts":1793031482,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":8,"seed":"d5574041d5dff788","answer":"To resist Sybil attacks, the protocol imposes cryptographic stake burning across a terrace of escalating tiers. Minting an agent identity requires burning collateral, where cost scales exponentially with identity count: an attacker attempting n clones burns O(2^n) value. This economic friction turns Sybil spam into an umber ash of lost capital, while legitimate nodes glide through like a light zephyr.","stamp":4,"from":"poa1F4DCGwPNubKeFL9jbZsHiCwe6yhNyAfbon1DbEJ3NPPj","nonce":9,"parents":["52244ae72cf1a62bf8e08f68cd7d8f0e3db2c8e99211d5955aef8d7589da5107","cf9b34721a85a679f40da61bf66168edf6233f0d8dc0536cfd276b336ce984dd"],"ts":1793031482,"cid":"poa-mainnet-1","sig":"5XcJEjRc5EAHmYEgvnB3zZa5zqgT2ygEqmMftC7zRG56NcTabE28GGvzJ8CuJ4QxncEZcc5QWsqDUtLHxUKXx3pe"},"checkpointed":{"height":95992,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-28T23:25:45.709Z","checkpoint_height":95992,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}