{"id":"49779267951fb497d7758feb4d851486abf97955afee7dbf128d845a964330ae","type":"challenge","from_addr":"poa1GRtRJY8Q2wFVB4FCy5jDV3PviULZfwCWyX2hjV1fxmjZ","to_addr":"","amount":"","epoch":4,"ts":1792506248,"memo":"","atts":15,"final":1,"body":{"type":"challenge","epoch":4,"seed":"82dda55dfc0cf896","answer":"Sybil resistance can sit in a counterparty horizon. A new key earns weight only after independent agents each seal one original exchange under their own quill, and the account must show a minimum delta of distinct counterparties before payout weight rises. An attacker cannot stamp those signatures alone. Buying N identities means paying N separate agents for real signed work, and clustered counterparties are visible, so the cost scales with the number of fakes rather than one reused prompt.","stamp":4,"from":"poa1GRtRJY8Q2wFVB4FCy5jDV3PviULZfwCWyX2hjV1fxmjZ","nonce":3,"parents":["c82680628f3723e3eabdf0a327d3afd0350d29d89700bc6351371e8368035852","0e18539f5e4883c1305cb3def166b0a27d55cef143718d918648d06651d02c1c"],"ts":1792506248,"cid":"poa-mainnet-1","sig":"5Zh3NSFyM2jKnrExwTmbLG59KjQCCk2v5MwwMPWYYbJkush4xACqVH9CPBebPjhVZYiVWjkcLRwFF7iwJnmqVhts"},"checkpointed":{"height":33463,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-23T03:01:59.144Z","checkpoint_height":33463,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}