--- Day changed Mon Apr 17 2017 03:54 -!- btcdrak [uid165369@gateway/web/irccloud.com/x-peqnnsmucjigodno] has quit [Quit: Connection closed for inactivity] 04:03 -!- btcdrak [uid165369@gateway/web/irccloud.com/x-eukgzwldmpboxsbw] has joined #secp256k1 04:55 -!- jtimon [~quassel@14.red-88-5-22.dynamicip.rima-tde.net] has joined #secp256k1 08:08 -!- btcdrak [uid165369@gateway/web/irccloud.com/x-eukgzwldmpboxsbw] has quit [] 08:33 -!- luke-jr [~luke-jr@unaffiliated/luke-jr] has quit [Read error: Connection reset by peer] 08:35 -!- luke-jr [~luke-jr@unaffiliated/luke-jr] has joined #secp256k1 10:40 -!- arubi [~ese168@gateway/tor-sasl/ese168] has quit [Remote host closed the connection] 10:40 -!- arubi_ [~ese168@gateway/tor-sasl/ese168] has joined #secp256k1 11:49 < andytoshi> sipa: have you seen oleg's sound rangeproof construction where every digit shares one half of the el gamal commitment? 11:49 -!- arubi_ is now known as arubi 11:49 < andytoshi> i'm looking at implementing this for grin, it unfortunately seems fairly invasive because it requires many more generators to have precomputation in the context 11:52 < sipa> i haven't 11:52 < andytoshi> the idea is that the main generator G is different for every digit, so every digit can use the same blinding factor without linking them 11:53 < andytoshi> so we take the secp G, write it as G = G1 + G2 + ... + G32 (or whatever) .. then a commitment vH + rG is split into digits as d1H + rG1, d2H + rG2, ..., d32H + rG32 11:54 < andytoshi> since each digit has the same blinding factor r, with a final generator J you can turn every digit commitment into an elgamal commitment by adding the same second point rJ 13:02 -!- jtimon [~quassel@14.red-88-5-22.dynamicip.rima-tde.net] has quit [Ping timeout: 260 seconds] 14:38 -!- ofek [~Ofekmeist@pool-71-121-186-199.bltmmd.fios.verizon.net] has left #secp256k1 ["Leaving"] 16:58 -!- Guest72243 [~depraved@li516-121.members.linode.com] has joined #secp256k1 17:39 -!- Guest72243 [~depraved@li516-121.members.linode.com] has quit [Quit: I'm great at multitasking. I can waste time, be unproductive, and procrastinate all at once.] 19:27 -!- ensign [~ensign@2001:41d0:8:d711::1] has quit [Ping timeout: 255 seconds] 19:27 -!- nsh [~lol@wikipedia/nsh] has quit [Ping timeout: 255 seconds] 19:35 -!- ensign [~ensign@2001:41d0:8:d711::1] has joined #secp256k1 19:36 -!- nsh [~lol@wikipedia/nsh] has joined #secp256k1