{
  "id": "2025-03-31-university-of-pennsylvania-4000-market-robbery-with-weapon",
  "slug": "university-of-pennsylvania-4000-market-robbery-with-weapon-2025-03-31",
  "institution": {
    "name": "University of Pennsylvania",
    "shortName": "Penn",
    "state": "PA",
    "type": "private-r1",
    "alertSystemName": "UPennAlert",
    "enrollment": 28000
  },
  "incident": {
    "date": "2025-03-31",
    "type": "robbery",
    "cleryCategory": "emergency-notification",
    "resolution": "resolved",
    "headline": "Robbery with a weapon on Market Street",
    "headlinePublic": "Robbery with a weapon on Market Street",
    "summary": "Penn [issued a UPennAlert](https://www.publicsafety.upenn.edu/upa-archive/robbery-with-weapon-8/) for a robbery in the 4000 block of Market Street at 2:37 p.m. on March 31, 2025, with an all-clear later the same incident.",
    "outcome": "Police on scene then all-clear. Suspects last seen heading north on 40th Street towards Powelton Avenue."
  },
  "alerts": [
    {
      "sequence": 1,
      "type": "initial",
      "channel": "sms",
      "timestamp": "2025-03-31T14:37:00-04:00",
      "verbatimText": "UPennAlert: Robbery in the 4000 Block of Market Street. Increased police activity in the area. Police on scene, use caution, avoid the immediate area.\n\nThe suspects are described as 2 Black males, one with light complexion, wearing all black, with a tattoo on his forehead, the other with dark complexion, gray hooded sweatshirt, black pants, and a black handgun.\n\nThe suspects were last seen heading north on 40th Street towards Powelton Avenue.",
      "isVerbatimConfirmed": true,
      "confidence": "high",
      "sourceUrl": "https://www.publicsafety.upenn.edu/upa-archive/robbery-with-weapon-8/",
      "sourceDescription": "UPennAlert archive: robbery-with-weapon-8",
      "annotations": [
        "seq 1 SMS. Dual-blind five independent web_fetch reads of the archive page. sha256 49777a35ad214347ec116740d4bf7adf49748117168df9304fcd9a965da3bf5a. Date of Alert March 31, 2025 2:37 pm. Suspect line included before dash-rule chrome.",
        "Distinct incident from 2026-04-06-university-of-pennsylvania-4000-market-assault-with-firearm and 2026-03-14-university-of-pennsylvania-3500-market-robbery-no-weapon: March 2025 Market robbery with a handgun vs later Market assault and 3500 Market robbery without a weapon."
      ],
      "characterCount": 446
    },
    {
      "sequence": 2,
      "type": "all-clear",
      "channel": "sms",
      "verbatimText": "UPDATE: All clear in the area of 4000 Market St. Police have responded to the incident and the area has been deemed safe. You may resume normal activity in the area.",
      "isVerbatimConfirmed": true,
      "confidence": "high",
      "sourceUrl": "https://www.publicsafety.upenn.edu/upa-archive/robbery-with-weapon-8/",
      "sourceDescription": "UPennAlert archive: robbery-with-weapon-8 UPDATE",
      "annotations": [
        "seq 2 labeled UPDATE all-clear on the same archive page. sha256 e5639b484ebf4a8c3550ce10fe60cff43dcceb562305dfa4d7b0d3a706e952bc. UPDATE uses 4000 Market St. vs Block in the initial."
      ],
      "characterCount": 165
    }
  ],
  "context": "Penn posts UPennAlert products in its [archive](https://www.publicsafety.upenn.edu/upa-archive/). Official product: [robbery-with-weapon-8](https://www.publicsafety.upenn.edu/upa-archive/robbery-with-weapon-8/).",
  "keyFindings": [
    "Official UPennAlert SMS plus all-clear for a robbery with a handgun in the 4000 block of Market Street."
  ],
  "sources": [
    {
      "title": "UPennAlert archive: robbery-with-weapon-8",
      "url": "https://www.publicsafety.upenn.edu/upa-archive/robbery-with-weapon-8/",
      "type": "official-archive",
      "accessDate": "2026-09-21",
      "archiveUrl": null,
      "archiveNotes": "SPN not attempted after 500 flap at 07:36Z"
    }
  ],
  "confidence": "high",
  "tags": [
    "private-r1",
    "pennsylvania",
    "penn",
    "robbery",
    "ivy"
  ],
  "dateAdded": "2026-09-21",
  "lastUpdated": "2026-09-21",
  "addedBy": "ingestion"
}