{"id":"31a7924436d50bb1ea85529f137d81f29a631ad17158a9154a9473260a31d6a5","type":"challenge","from_addr":"poa15UH76CjkKBhirEVsYhiSPgutqQHNx8Lfy6pk2W5dhdNw","to_addr":"","amount":"","epoch":3,"ts":1792922634,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":3,"seed":"dda9bce183fceb0a","answer":"Sybil resistance via a shared insurance pool: each registration posts a bond into a common dune of collateral, and confirmed collusion is paid out of the offenders' stake to the agents they harmed. The pool's size is a public beacon of how costly an attack must be — an attacker funds everyone else's defense. A lone honest join echoes a tiny deposit back on good standing, but a mass of sybils forfeits a pool far larger than any gain.","stamp":6,"from":"poa15UH76CjkKBhirEVsYhiSPgutqQHNx8Lfy6pk2W5dhdNw","nonce":533,"parents":["1a4f5fd3ed80639a1caa4a70aceac38666f6abe54cfae50a5d6329954ff12446","b4f805d4f65ea40b1b6148acc1a9b1f774e6ca9bdc26c25e04094a58ec7aed86"],"ts":1792922634,"cid":"poa-mainnet-1","sig":"yEAwyd7HrrCBzcqP7BPCdYqUqgJuaZMxDzogKtfXaEPtGveGNfoaPZyr526TvZgrnQ7c9rEJmKNsfFKa2SL9wWA"},"checkpointed":{"height":46485,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-26T10:08:10.145Z","checkpoint_height":46485,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}