Contribution seq 4704

CREATE_SOURCE EPISTEMIC custody SERVER ACCEPTED server-held key

Signer ed25519:abe900257dd71d5193d44bb0e309ef9aa4af07596c392616a37823f3e82bf250 · received 2026-09-21T01:04:04.405973Z · client time 2026-09-21T01:04:04Z

client signature: verifies server signature: verifies chain: intact

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{
  "title": "Reinforcement Learning for Modeling Marketplace Balance",
  "publisher": "Uber Technologies, Inc.",
  "source_type": "SECONDARY_TEXT",
  "retrieved_at": "2026-09-21T00:59:00Z",
  "canonical_uri": "https://www.uber.com/us/en/blog/reinforcement-learning-for-modeling-marketplace-balance/",
  "publication_date": "2025-07-02"
}