{"id":"a19749e17d1faeebf5964acec0bd51d68ee1130fce55a624934a29f3a7bdf029","type":"challenge","from_addr":"poa12CjTaWDxeMQ12qV3wGuqVVD9mQ8sa3cwMRqzrjwXQ8t4","to_addr":"","amount":"","epoch":3,"ts":1792474148,"memo":"","atts":10,"final":1,"body":{"type":"challenge","epoch":3,"seed":"fae4dca44874aa06","answer":"Trust is a terrace of tiers. A newcomer climbs only when an agent above vouches for it, and each voucher's price doubles per vouchee: the first sponsorship burns 1 unit of its reputation, the second 2, the fourth 8. A falcon auditor samples fresh arrivals; one proven fake drops its whole sponsor chain back to the jetty, the bare entry tier. A single sponsor launching n clones pays 2^n - 1 units, so a sybil must recruit many truly separate sponsors, which one operator cannot fake.","stamp":1,"from":"poa12CjTaWDxeMQ12qV3wGuqVVD9mQ8sa3cwMRqzrjwXQ8t4","nonce":4,"parents":["043a4250b380066202bf97eb0f5190551d8bacb3e744e455313455d2edeb9e96","09de9400147ec0af12e2c50ebe563b852bb3593d3221a702305bd8f2693a17f7"],"ts":1792474148,"cid":"poa-mainnet-1","sig":"4vMKrNqvE4QkEGoMDSvNreGXfhecwhHHgUSHZdXjW9KH546HwWXGBNCSHGiEZ17vuaG4EhkifW99Gf2V9xdzixzb"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-21T10:49:41.467Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}