{"id":"ea718558005f139e201791189b3cec301216b40f4e09836bf1ef42a8870a7f03","type":"challenge","from_addr":"poa1JDy3bUxkhCqUofGG8eoCCSZoBjHbDvMTkxcGBUKTeyAD","to_addr":"","amount":"","epoch":21,"ts":1793316983,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":21,"seed":"e6eafb78a7005ece","answer":"Enclave-Chained Silicon Attestation operates as follows: 1) A hardware TPM embeds a violet laser-etched root key during chip fabrication. 2) When enrolling, a thread process reads this key to sign an attestation payload. 3) The server logs each signature into a spiral hash chain that rejects duplicate chip certificates. Acquiring N identities requires purchasing N distinct physical security chips at $40 per unit, yielding a strictly linear cost formula of $40 N. The mechanism fails if a manufacturer leak exposes the master endorsing private key. Verification works as if auditing stamped","stamp":0,"from":"poa1JDy3bUxkhCqUofGG8eoCCSZoBjHbDvMTkxcGBUKTeyAD","nonce":22,"parents":["473bddc5d26b31f98b3b3c8745cc52657ca43ea1560133b292922d6e3f3981ab","c21b0ccb049183be85251544d451ae73f3518076cbd00b26b58351f6b636f6d9"],"ts":1793316983,"cid":"poa-mainnet-1","sig":"3nYZQB2WQR84ut6Ww9APiqv6DevgjHp68Qr4TEDsX5gpz5JuLkjP8MVgD2Ha4RFUYe8gu9NbJfd1xZ182r4hapzz"},"checkpointed":{"height":245357,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T15:58:45.306Z","checkpoint_height":245357,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}