{"conversationCode":"270-004","tapeNumber":270,"conversationNumber":4,"identifier":"37-wht-conversation-270-004","startDateTime":"1971-08-03T19:55:00.000Z","endDateTime":"1971-08-03T20:09:00.000Z","startDate":"3-Aug-1971","startTime":"3:55 PM","endDate":"3-Aug-1971","endTime":"4:09 PM","dateCertainty":"certain","timeCertainty":"estimated","participants":"Nixon, Richard M. (President); [Unknown person(s)];","description":"On August 3, 1971, President Richard M. Nixon and unknown person(s) met in the President's office in the Old Executive Office Building at an unknown time between 3:55 pm and 4:09 pm. The Old Executive Office Building taping system captured this recording, which is known as Conversation 270-004 of the White House Tapes.","locationCode":"EOB","recordingDevice":"Old Executive Office Building","latitudeEstimated":38.897567,"longitudeEstimated":-77.039147,"chronCode":2,"chronRelease":"Second Chronological Release","chronReleaseDate":"26-Oct-2000","aogpRelease":null,"aogpSegment":null,"lastModified":"2015-07-27T17:04:10.235Z","findingAid":"Conversation No. 270-4\n\nDate: August 3, 1971\nTime: Unknown between 3:55 pm and 4:09 pm\nLocation: Executive Office Building\n\nThe President talked with an unknown person.\n\n     Mistaken call","filename":["270-004-splice.mp3"],"tapeStart":"00:17:54","tapeEnd":"00:18:23","participantsList":["Nixon, Richard M. (President)","[Unknown person(s)]"],"prevCode":"270-003","nextCode":"270-005","aiSummary":{"text":"President Nixon held a brief meeting in the Old Executive Office Building with an unidentified individual. The interaction was classified as a mistaken call, resulting in no substantive policy discussions or significant administrative developments. The encounter concluded without any documented outcomes or action items.","topics":["Presidential meetings","Mistaken call","White House operations","Administrative record"],"generatedAt":"2026-04-06T12:33:49.296Z"},"topicSlugs":["presidential-meetings","mistaken-call","white-house-operations","administrative-record"],"audioDurationSec":32,"audioFiles":[{"file":"270-004-splice.mp3","bytes":512462,"durationSec":32,"bitrate":128115,"missing":false}],"audioIsShared":false,"audioProbedAt":"2026-09-18T14:10:28.330Z","originalFilename":["270a.mp3"],"spliceSource":{"spliceType":"bigtape","sourceFiles":["270a.mp3"],"cutStart":1072.5,"cutEnd":1104.5,"adjustedStart":1072.5,"adjustedEnd":1104.5,"boundaryMethod":"llm-alignment","confidence":"high","splicedAt":"2026-09-18T14:10:28.330Z"},"transcript":[{"start":1080.43,"end":1081.31,"text":"Sorry, I rang."},{"start":1081.65,"end":1083.12,"text":"I remember."}],"transcriptBoundary":{"start":1074,"end":1103,"startMethod":"llm-alignment","endMethod":"llm-alignment"},"transcriptConfidence":"high","transcriptSource":"bigtape","transcriptPrev":{"segments":2,"replacedAt":"2026-09-18T14:13:50.889Z"},"audio":["https://nixon.nyc3.digitaloceanspaces.com/audio/270-004-splice.mp3"],"url":"https://www.easynixon.org/tapes/270-004","nixonLibraryUrl":"https://www.nixonlibrary.gov/white-house-tapes/270/conversation-270-004","license":"Public domain (U.S. Government work). AI-generated fields (transcript, aiSummary) are provided as-is without warranty."}