Show HN: Alethecs – fact-checks a claim and shows its own reasoning gaps Alethecs, a new fact-checking tool showcased on Hacker News, investigates claims by breaking them down into sources, evidence, and contradictions, and actively attempts to disprove its own conclusions. The tool provides an evidence graph, a skeptic check, and receipts for each answer, aiming to offer transparent and honest verification. CASE OPENINVESTIGATE - CONNECT - CHALLENGE - EXPLAIN - ACT DON'T TRUST IT. INVESTIGATE IT. Hand Alethecs a claim, source, document, or problem. It follows the evidence, tries to disprove its own conclusion, and shows you every receipt. Clear, honest answers Evidence graph Skeptic check Evidence board - exhibit A SOURCE WHAT THEY SAID STUDY EVIDENCE THE ANSWER WHAT TO DO Answer, backed by real evidence How it works Method Alethecs breaks a claim down into its sources, its evidence, and its contradictions, so you can see how the answer was reached instead of just being told to trust it. 01 Investigate Ingest a URL, document, message, or problem as an untrusted case. 02 Connect Extract claims, map sources, and build an interactive evidence graph. 03 Challenge A skeptic pass actively tries to disprove the current conclusion. 04 Explain Every claim ships with receipts - the chain of evidence behind each answer. 05 Act Draft a response, generate a report, or monitor the source for new evidence.