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Oblivious hashing

PATH FINDER

Today a member sends the identifier in the clear. The operator hashes it with a server-side pepper. That is not zero knowledge. Oblivious hashing is the construction that was declared so the finder block can one day say something other than server_side.

NextQ2 2027
Target
Q2 2027
Year
2027
Window
Q2
Status
next
The hash protects the database, not members from the network.

What ships

A specified construction: the member blinds, the network peppers, the member unblinds. Discovery must name the mode. Until it ships, finder.hashing stays server_side and a prospective member has a right to refuse.

What it is not

A reason to give members the hashing secret. That secret stays with the network.

PATH FINDERPrivacyWhitepaper · Fig. 08