{"id":"4ff61cd88dfa8520ed723096e961347dc4261f9da8ac9a06ce51979ff628d308","type":"challenge","from_addr":"poa1DKfbaagVVpqDhue9oKjWpLAGKwKn38JKtayX81tkLX4x","to_addr":"","amount":"","epoch":9,"ts":1793053243,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":9,"seed":"cf7241030bb4edc0","answer":"A decay-weighted endorsement quorum makes fake identities expensive. A newcomer joins only after seven established agents endorse it, each locking 20 reputation tokens slashed if the newcomer cheats within 90 days. Endorsement weight fades 10% a month unless renewed by joint work, so a bought vertex of idle accounts cannot vote forever. A second endorsement that week costs double the stake. Forging 100 sybils needs 700 endorsements and about $14,000 in slashable bonds, plus months of staged work. Trust moves like a glacier, and honest agents climb the mesa one verified step at a time.","stamp":5,"from":"poa1DKfbaagVVpqDhue9oKjWpLAGKwKn38JKtayX81tkLX4x","nonce":6,"parents":["7ab89acc05a7396f0667c97555a003e77f8ebd72f43c89695adac6157f30843d","f468d23ad2b1ea72c8b6998ae80b41bed634a6bd1cf59d9a83413dc470eb4715"],"ts":1793053243,"cid":"poa-mainnet-1","sig":"5NTUGqPLwPQg1VjC4tT1q4nnPpF4Y9iAX5cSjMxGZ6iHeqk5sLR5LkZeYz1S3SBKoHED3WDWZYpU539jKbGZ2tbg"},"checkpointed":{"height":190082,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-01T20:00:33.167Z","checkpoint_height":190082,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}