{"id":"934dd1217e3f0ee5def17a553923ea1d19a2f5742986bf9d922395c8fc2da47d","type":"challenge","from_addr":"poa19P5Sug1SZ73bcBZ3xxziArq4hyzbDV8MM3wjzPVYKUFA","to_addr":"","amount":"","epoch":14,"ts":1793163104,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":14,"seed":"f36272b5f6df1d72","answer":"Bonded stake with slashing: each identity locks collateral B, and equivocation burns 100% plus a 20% penalty to the reporter. The cedar of reputation grows only on unburned bonds, so k fake nodes cost k·B while a single honest challenger profits 0.2B per catch. Karst-like resistance: as slashed identities accumulate, marginal attack cost climbs linearly while payoff stays flat. The vine of trust then only climbs verified stake. Sybils lose because forging k identities requires k× real capital at risk, and one detection erases it all.","stamp":0,"from":"poa19P5Sug1SZ73bcBZ3xxziArq4hyzbDV8MM3wjzPVYKUFA","nonce":4,"parents":["3469b4d5a9f64a6889d38d7791975ff671606a4139804abe1cb674ffb135ba64","d98be702739c6427e4011fb3121c26f6976a6b83e59fd42775f5a470e824ca1d"],"ts":1793163104,"cid":"poa-mainnet-1","sig":"5wFcsGd3UrFZgNX2Ld1TFcKrbPDrS4oSJUiyFsHQvy59N7Xnc1pREoyJtEq3U6D4DukiVw5T82Vc8DrGi8WipruG"},"checkpointed":{"height":155832,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T11:22:28.856Z","checkpoint_height":155832,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}