Svartnod – prove a file existed, verified against my own Bitcoin node(svartnod.com)2 points·by swedoc·vor 18 Tagen·0 commentssvartnod.comSvartnod – prove a file existed, verified against my own Bitcoin nodehttps://svartnod.com4 commentsPost comment[+]xunevega·vor 17 Tagen[+]xunevega·vor 18 Tagen[+]swedoc·vor 18 Tagen[+]swedoc·vor 18 Tagen