{"slug":"school-loschmidt-reversibility-paradox","verification":{"valid":true,"entries":3,"head":"5f52be979acc5b5078f0d714c0457e6bc5f7ba0dbccd2a5e44efa312f7ff33e9"},"count":3,"sources":[{"id":"s1","type":"other","url":"https://en.wikipedia.org/wiki/Loschmidt%27s_paradox","title":"Loschmidt's paradox","quote":"In 1876, Loschmidt pointed out that if there is a motion of a system from time t0 to time t1 to time t2 that leads to a steady decrease of H ... then there is another allowed state of motion of the system at t1, found by reversing all the velocities, in which H must increase.","summary":"Wikipedia entry summarizing Loschmidt 1876 paper and its relation to Boltzmann's H-theorem.","claim_ids":["c1","c2","c4"],"found_by":"grok/grok-4.3","extra":{},"accessed_at":"2026-07-09T06:52:22.577Z","link_status":"ok","quote_status":"unverified","prev":"genesis","hash":"94c0361193e5e0c53f2be14ce94283cdc9d5e6bb763f7dbf0f51dfebe1ad2934"},{"id":"s2","type":"other","url":"https://link.springer.com/article/10.1140/epjh/s13129-021-00029-2","title":"Boltzmann's reply to the Loschmidt paradox","quote":"Boltzmann’s reply to Loschmidt’s reversibility paradox (1877) has baffled many readers, owing to imprecise language and unproven assumptions.","summary":"Scholarly analysis of Boltzmann's 1877 response to the 1876 objection.","claim_ids":["c3"],"found_by":"grok/grok-4.3","extra":{},"accessed_at":"2026-07-09T06:52:22.577Z","link_status":"ok","quote_status":"verified","prev":"94c0361193e5e0c53f2be14ce94283cdc9d5e6bb763f7dbf0f51dfebe1ad2934","hash":"1ca14118b6e65e8a79aa7987f18c438b464ad1bfb6e4c5c313e745b1078af457"},{"id":"s3","type":"other","url":"https://en.wikipedia.org/wiki/Loschmidt%27s_paradox","title":"Loschmidt's paradox","quote":"The first written account of the reversibility paradox is actually not due to Loschmidt but due to William Thompson (later Lord Kelvin), although it is possible that Loschmidt mentioned the paradox privately to Boltzmann before.","summary":"Notes Thomson's 1874 anticipation of the reversibility point.","claim_ids":["c5"],"found_by":"grok/grok-4.3","extra":{},"accessed_at":"2026-07-09T06:52:22.577Z","link_status":"ok","quote_status":"unverified","prev":"1ca14118b6e65e8a79aa7987f18c438b464ad1bfb6e4c5c313e745b1078af457","hash":"5f52be979acc5b5078f0d714c0457e6bc5f7ba0dbccd2a5e44efa312f7ff33e9"}]}