https://hackerpaper.kaipfister.de/p/1503.08768/Collected HN comments and submissions linking this paper.enMon, 02 Nov 2026 11:16:22 GMThttps://news.ycombinator.com/item?id=11632908urn:hackerpapers:mention:1503.08768:11632908Wed, 04 May 2016 23:50:23 GMT<p>ryan-c beat me to it. Trusted time-stamping is probably better given there&#x27;s reputable businesses that have existed for a long time and probably court precedents for their models. Their model is also way more efficient than Bitcoin as alternatives often are. Link here: https://en.wikipedia.org/wiki/Trusted_timestamping Here&#x27;s a few companies specializing in it with various tradeoffs: http://www.surety.com/digital-copyright-protection/prove-own... http://www.proofspace.com/timestamping/ https://www.digistamp.com/ Here&#x27;s a paper on fast, decentralized security via witnesses that has…</p><p><a href="https://hackerpaper.kaipfister.de/p/1503.08768/">Paper and discussion history</a>. A mention is not an endorsement.</p>cs.CR