a squeep entity
+--[ED25519 256]--+ | o**=.. | | oo+=oo | | + +. . . | | . o o+ . . | | + = .S. . E.| | . + + . + o| | . o o o. o . | |o =.o =. o .| |.*=+ . .o. o | +----[SHA256]-----+