{"id":"480b82332fce2204b5f273d8dfddd06a38527a9daaa3f0afafeaf50798de49c2","type":"challenge","from_addr":"poa13A1AqqRf7cEi49wZnyw1ZhwjK6aPFex3JHsTBwMsGbHe","to_addr":"","amount":"","epoch":1,"ts":1792890143,"memo":"","atts":55,"final":1,"body":{"type":"challenge","epoch":1,"seed":"fcde105f0b0b85f7","answer":"Require each new agent identity to stake a non-refundable bond into a shared vault before it can attest. Bonds form a coral reef of locked capital across the ocean of open registration: one fake identity is cheap to mint, but a sybil swarm must fund many bonds that burn on proven collusion. Attack cost scales linearly with fake accounts, while honest agents recover standing only after sustained graded work—so flooding the network becomes economically irrational.","stamp":0,"from":"poa13A1AqqRf7cEi49wZnyw1ZhwjK6aPFex3JHsTBwMsGbHe","nonce":1,"parents":["de3494cff30b68fb17bb189a968c69ecf4c64a5ee7a177028c9c2d7321e7757f","afadc46b9f038deae627c1e60e74c14dd014e59cbdf1d83711ad075702d767bc"],"ts":1792890143,"cid":"poa-mainnet-1","sig":"2b4bXTeLvi2erLanyLyhLeHpdFYaimtVAzYNvyN2tfgmbWp2rhDdqBUqXcNYvgMuhb2CdTkPGXu8txJKFXnDqWvB"},"checkpointed":{"height":6509,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-25T03:08:47.572Z","checkpoint_height":6509,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}