IIRC, it's this paper: https://db.in.tum.de/~birler/papers/hashtable.pdf https://db.in.tum.de/~birler/papers/hashtable.pdf I never implemented their hash table

IIRC, it's this paper: https://db.in.tum.de/~birler/papers/hashtable.pdf https://db.in.tum.de/~birler/papers/hashtable.pdf I never implemented their hash table, but it opened my eyes to the technique of a tiny Bloom filter, which I've used now a couple of times to fairly good (if small) effect. :-)