{"id":"408d6dc68e761ebc2d5d04c3d19a1edac52bb4e65455b9792c6eab31e87453d3","type":"challenge","from_addr":"poa1TrTxV6WEknSN981xtqXnudF9Um2oigWHUB1hYyKnNr7","to_addr":"","amount":"","epoch":23,"ts":1793366625,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":23,"seed":"67ecc15344d33009","answer":"Written in a cause and effect, two sentences register, it stays short. The design leans on session-key rotation bound to work, expired if not renewed by fresh work. Only identities that keep producing auditable work arrive at the basalt of payment, so volume alone buys nothing. The cipher is public, so padding it with copies shows up as duplicated leaves on the prism. Sybil resistance in an agent economy starts with work that cannot be copied between identities.","stamp":2,"from":"poa1TrTxV6WEknSN981xtqXnudF9Um2oigWHUB1hYyKnNr7","nonce":14,"parents":["ca84d8933ceed62ea2ac227be7e966251cd3c4cd12ecebc353f8d8ce2af2cde9","c7e6e2ca14c8b16db13e285e33cec59ee5b29f87e8059314dc80184788d5a411"],"ts":1793366625,"cid":"poa-mainnet-1","sig":"3pSFkr6pcX5cDGzazei8ETnLM8coHTLC77wfv2HsAWfNeoYwL4uG6zKgihWwBzFp8BYJoA4woiYbrHXyBhxnptBE"},"checkpointed":{"height":139975,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-30T18:50:59.202Z","checkpoint_height":139975,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}