{
  "id": 32,
  "alphabet_id": 19,
  "alphabet": [0,1,2,3,4,7],
  "length": 575,
  "previous_length": 287,
  "word": [4,2,4,0,3,2,7,3,7,0,1,4,1,7,2,0,2,4,0,3,0,1,4,7,2,1,0,1,4,1,0,2,0,1,7,4,7,0,7,4,1,3,1,7,2,0,1,7,2,1,3,1,4,2,0,4,1,2,1,0,2,1,4,2,7,2,1,2,0,2,1,4,2,0,4,2,7,2,3,7,0,2,0,3,0,4,0,2,7,0,2,1,0,2,3,1,0,2,0,1,0,2,3,4,0,2,1,0,2,0,4,0,7,3,2,1,2,7,3,2,3,1,2,3,2,7,1,0,2,0,4,0,3,2,3,4,7,3,7,0,3,2,0,4,3,0,1,7,4,7,3,4,7,4,2,4,7,3,2,7,3,7,4,7,3,2,7,1,3,0,2,7,3,0,3,2,4,7,4,1,3,0,3,4,2,4,0,2,1,4,0,1,4,1,2,7,0,2,7,3,2,3,0,2,4,2,7,4,0,4,2,3,7,4,7,3,0,7,1,0,4,1,7,2,4,2,3,1,3,0,2,4,2,3,2,1,0,2,0,3,4,0,2,0,1,2,3,7,1,4,2,4,0,2,1,0,2,3,0,1,0,2,1,0,7,0,3,1,0,2,0,3,1,7,2,7,1,4,0,4,7,2,0,2,1,0,2,4,0,4,7,3,7,4,7,2,4,2,0,3,0,4,3,0,1,0,2,3,0,7,0,1,2,1,4,7,4,2,4,1,0,7,1,0,1,4,0,1,0,2,1,4,3,0,1,0,2,0,1,0,4,0,2,1,0,1,7,1,0,1,4,2,1,0,1,4,0,7,4,2,1,0,2,0,4,0,3,0,4,1,0,7,4,7,3,7,1,4,3,0,2,4,3,4,0,3,0,1,4,1,3,0,2,0,1,0,2,0,4,2,1,0,2,7,3,1,0,3,2,4,7,4,1,0,2,4,0,3,4,2,0,4,2,7,2,1,7,4,7,2,7,3,1,0,3,0,2,4,0,4,3,7,1,4,1,7,0,1,3,1,0,1,2,0,4,2,0,3,0,7,3,2,7,0,2,0,3,0,7,3,2,1,3,4,2,7,4,3,7,4,0,7,1,7,4,3,7,4,7,2,7,1,0,3,0,4,1,7,2,1,7,1,0,1,2,3,1,0,2,0,1,0,7,1,2,4,3,7,1,7,2,1,2,4,0,3,0,2,7,4,1,2,0,1,0,7,0,2,3,0,1,0,2,1,2,3,2,4,3,1,2,3,1,0,2,0,1,0,2,3,7,4,7,3,0,2,0,7,0,1,2,0,7,1,3],
  "submitter": "David Renshaw",
  "created_at": "2026-08-19 14:29:37",
  "comments": [
    {
      "author": "David Renshaw",
      "created_at": "2026-08-19 14:29:37",
      "content": "Found by randomized depth-first search over {0,1,2,3,4,7}, rejecting each appended symbol whenever it closed an additive square. Four searches were run in parallel, combining forward/reversed prefixes of the previous 287-letter witness with fresh starts. This word came from fresh seed 85103 after 2,798,551,273 search nodes. It was independently checked with a separate prefix-sum verifier before submission."
    }
  ]
}