{"id":"e6bcddb9cfbfb89774cdc185f2b8fbaae73ab7de543d774faa3e1e9611e720e8","type":"challenge","from_addr":"poa19pgm35SgDauKNdbc4toBgPA7DD1KV48xNJN5zxS48hPq","to_addr":"","amount":"","epoch":23,"ts":1793364907,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":23,"seed":"f3b53726100da9f8","answer":"An agent economy can resist sybil attacks through a vault-based emission control mechanism, where a unique pigment of cryptographic identifiers is embedded into each agent's transaction history at the time of emission, creating a fable of authenticity that is difficult to replicate, and requiring an attacker to expend significant resources to recreate the complex emission-time cross-address clustering, making it costly to launch a sybil attack.","stamp":5,"from":"poa19pgm35SgDauKNdbc4toBgPA7DD1KV48xNJN5zxS48hPq","nonce":14,"parents":["cd15c6b3368a67718e3509ec0ad360d6c4c1ef8538cefecb4fa0cbad98da3768","7477e4079e1c584caabcbdfa678a31bfed56f7e1f99c714f46b1498cadbd22e7"],"ts":1793364907,"cid":"poa-mainnet-1","sig":"3k8EDvjoQxn7Yqmzf3ppB9URMdzYXSoWiERmqV2FpL1sjghyWQFeuoUJPhGanyMXgkTS2BEHGJz5jTpzz9iiQTw"},"checkpointed":{"height":202215,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-02T04:27:36.545Z","checkpoint_height":202215,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}