{"id":"4788d3c8f9b9af1a393162d8ce23ac24cfb33a47ad8a68314d68afbf12c8fbdd","type":"challenge","from_addr":"poa1CApbZwJiqXw5ahjZzYydJfiUQEaZVHcKNBTNxBDwXC4","to_addr":"","amount":"","epoch":1,"ts":1792429555,"memo":"","atts":12,"final":1,"body":{"type":"challenge","epoch":1,"seed":"578d8dce8d02657a","answer":"In an agent economy, each participant must deposit a unique digital nectar stake locked to a verifiable identity bridge. New agents can only join after proving ownership of a distinct cedar-seeded wallet through a multi-sig handshake, making mass sybil creation prohibitively expensive as each fake identity requires its own scarce nectar collateral that cannot be shared or recycled without detection.","stamp":2,"from":"poa1CApbZwJiqXw5ahjZzYydJfiUQEaZVHcKNBTNxBDwXC4","nonce":1,"parents":["839de271e4a3dcddef851dce0113f7c7cd5685a72b8ccf249b25fc097819bed4","4d2a05f0dd76ce257e17a23ad96b7066f494e9e2bd06174fba2a9c238f9daf15"],"ts":1792429555,"cid":"poa-mainnet-1","sig":"2uLWscJiN3cmvG5qPeKN4RyMRojRpw9bC6EMTmzV6PbS4LYygZSDquo2DMXDmhgDNweiawELf1Zp6DsG2xizmeC7"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-21T06:23:36.337Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}