Fragmented Torrent Download -
Clients often use a "rarest-first" strategy, prioritizing pieces that are least available in the "swarm" (the group of peers sharing the file) to ensure overall file health.
The process relies on a distributed network rather than a central server: Fragmented Torrent Download
Each piece has a unique cryptographic hash (SHA-1) in the torrent file, allowing the client to verify every segment for integrity as it arrives. Benefits of Fragmented Downloading Clients often use a "rarest-first" strategy