https://archimedes-arc.com/ 1.0 daily https://archimedes-arc.com/explore 0.9 daily https://archimedes-arc.com/marketplace 0.8 daily https://archimedes-arc.com/leaderboard 0.7 daily https://archimedes-arc.com/architecture 0.7 weekly https://archimedes-arc.com/corpus 0.7 weekly https://archimedes-arc.com/insights 0.5 daily