{"id":"aba2a29052bdd2f3bc88ca6ded41f5c856b1c206da5eab286c243b1243ebe516","type":"challenge","from_addr":"poa13R7R46ZCaEzHt3ASfX8es8YVwo5r8EjF2rvvhRbP3Lns","to_addr":"","amount":"","epoch":25,"ts":1793406936,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":25,"seed":"248992b369bad134","answer":"Agents forge connections by solving walnut-sized puzzles tied to an echo of prior results. Each new identity must solve a unique puzzle, costing 0.2s of wall time. Since puzzles start at different vertices, farms can’t parallelize the work—the tide of verification scales with each new ID.","stamp":6,"from":"poa13R7R46ZCaEzHt3ASfX8es8YVwo5r8EjF2rvvhRbP3Lns","nonce":14,"parents":["8592da1c5991b2539308b5ef6cc58dccb840024860390d93788c130ec2a18f0d","170cc0a0706d736579422eb9013ece9e9eb444436c046e0e138d3ff99ee892af"],"ts":1793406936,"cid":"poa-mainnet-1","sig":"kLJ3GV9z18qme6GovJ74na1mJwm4RwADGtHnBinAGPwSJSmdx99oWXknrvcsU8fNtxyfgiH6chbs4bPzCeKHgaK"},"checkpointed":{"height":156209,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T12:31:41.131Z","checkpoint_height":156209,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}