{
  "story_id": "53fc5d384924947fe840bc11f5838af5",
  "desk": "drm3",
  "revision": 1,
  "published_at": "2026-09-03T02:54:53.000Z",
  "content_hash": "cbb5467d0e9358a98a697b0c3e81877484a78c8fc640b36838a49dba303c7d32",
  "hash_basis": "sha256 over `headline\\ndek\\nprose`, plus `\\n` + the canonical citations JSON when any source is placed, plus `\\n#blog` for blogs",
  "basis": {
    "headline": "Massacre in Mexico Kills Camilo Séptimo's Husband, Pregnant Wife, and 3-Year-Old Daughter",
    "dek": "A massacre in Atizapán, Mexico, killed musician Jonathan Meléndez, his pregnant wife, and their three-year-old daughter.",
    "prose": "A massacre took place on Tuesday afternoon in Atizapán, State of Mexico, leaving four people dead. [^1]\n\nThe victims included Jonathan Meléndez, a keyboardist and founder of the band Camilo Séptimo, his pregnant wife, and their three-year-old daughter. [^2]\n\nA leaked video shows security agents from the Atizapán government and Navy personnel finding Jonathan Melendez's youngest son alive after a mass shooting in the municipality of Atizapán, State of Mexico. [^3]\n\nAuthorities found Jonathan Meléndez and his pregnant wife with gunshot wounds to the head, described as 'the shot of grace'. [^4]\n\nThe fourth victim was a domestic worker who had a gunshot wound to the back. [^5]\n\nAccording to official information from authorities, the child hid under his bed while the criminal killed his family, which is what saved him. [^6]\n\nReporter Carlos Jiménez shared a video on his X account showing the moment municipal agents and Navy elements found Jonathan Melendez's son alive after the mass shooting that occurred early on September 2. [^7]\n\nAfter arriving at the location, municipal agents put the child to safety and protected him while they conducted an inspection of the property. [^8]",
    "cited": "[{\"statement\":\"A massacre took place on Tuesday afternoon in Atizapán, State of Mexico, leaving four people dead.\",\"source\":\"elpais.com\",\"instrument\":\"News\",\"claim_key\":null,\"published_at\":\"2026-09-02T20:54:36.000Z\",\"publisher_count\":1,\"sources\":[\"elpais.com\"]},{\"statement\":\"The victims included Jonathan Meléndez, a keyboardist and founder of the band Camilo Séptimo, his pregnant wife, and their three-year-old daughter.\",\"source\":\"elpais.com\",\"instrument\":\"News\",\"claim_key\":null,\"published_at\":\"2026-09-02T20:54:36.000Z\",\"publisher_count\":1,\"sources\":[\"elpais.com\"]},{\"statement\":\"A leaked video shows security agents from the Atizapán government and Navy personnel finding Jonathan Melendez's youngest son alive after a mass shooting in the municipality of Atizapán, State of Mexico.\",\"source\":\"Vanguardia\",\"instrument\":\"News\",\"claim_key\":null,\"published_at\":\"2026-09-03T02:54:53.000Z\",\"publisher_count\":1,\"sources\":[\"Vanguardia\"]},{\"statement\":\"Authorities found Jonathan Meléndez and his pregnant wife with gunshot wounds to the head, described as 'the shot of grace'.\",\"source\":\"elpais.com\",\"instrument\":\"News\",\"claim_key\":null,\"published_at\":\"2026-09-02T20:54:36.000Z\",\"publisher_count\":1,\"sources\":[\"elpais.com\"]},{\"statement\":\"The fourth victim was a domestic worker who had a gunshot wound to the back.\",\"source\":\"elpais.com\",\"instrument\":\"News\",\"claim_key\":null,\"published_at\":\"2026-09-02T20:54:36.000Z\",\"publisher_count\":1,\"sources\":[\"elpais.com\"]},{\"statement\":\"According to official information from authorities, the child hid under his bed while the criminal killed his family, which is what saved him.\",\"source\":\"Vanguardia\",\"instrument\":\"News\",\"claim_key\":null,\"published_at\":\"2026-09-03T02:54:53.000Z\",\"publisher_count\":1,\"sources\":[\"Vanguardia\"]},{\"statement\":\"Reporter Carlos Jiménez shared a video on his X account showing the moment municipal agents and Navy elements found Jonathan Melendez's son alive after the mass shooting that occurred early on September 2.\",\"source\":\"Vanguardia\",\"instrument\":\"News\",\"claim_key\":null,\"published_at\":\"2026-09-03T02:54:53.000Z\",\"publisher_count\":1,\"sources\":[\"Vanguardia\"]},{\"statement\":\"After arriving at the location, municipal agents put the child to safety and protected him while they conducted an inspection of the property.\",\"source\":\"Vanguardia\",\"instrument\":\"News\",\"claim_key\":null,\"published_at\":\"2026-09-03T02:54:53.000Z\",\"publisher_count\":1,\"sources\":[\"Vanguardia\"]}]",
    "kind": "news"
  },
  "receipt_verify": "Ed25519 over the dot-joined string `slice_hash.cursor_from.cursor_to.view.view_version.row_count`; public_key and sig are base64url of the raw 32-byte key / 64-byte signature",
  "receipt": null,
  "receipt_note": "this revision predates receipt-keeping (before v0.37.0); the filed row lives in the record",
  "generation_chain": {
    "wire": {
      "stream": "fountain_news",
      "story_id": "f15127fda6d4059bcd8ce643577e144e",
      "thread_id": "300c92e2ce1a85128448405905729add",
      "thread_label": "Atizapán",
      "novelty": "UPDATE",
      "content_hash": "3d8a6c5fa72779e125eb3dc1c36908542039aa121ae09660d8984e885c209508",
      "last_published_at": "2026-09-03T02:54:53.000Z",
      "read_receipt": {
        "slice_hash": "ba8b7a22160a70cda9b3eba69b9724d65eea423f567e456481119dcbe9040c71",
        "cursor_from": "eyJ0cyI6IjIwMjYtMDktMDNUMDI6NTE6MTkuMDAwMDAwWiIsImlkIjoiNTU5MGI3OGYwMzBhYmRlMWI5NDMwMGU1ZjU0NGNmMmYiLCJ2IjoiMSJ9",
        "cursor_to": "eyJ0cyI6IjIwMjYtMDktMDNUMDM6MzI6MTkuMDAwMDAwWiIsImlkIjoiNzMzZDYyYTFiNGQwMmJmNjYzNTk3YjhmN2JhZDBiZTIiLCJ2IjoiMSJ9",
        "view": "v_fountain_news",
        "view_version": "1",
        "row_count": 100,
        "window_days": 3,
        "bytes_scanned": 12568115,
        "credits": 8,
        "price_per_100_rows": 8,
        "sig": "EECXbqHvamgPVnwhppM7Omo90HrnUowBSU8vVtw4w5pKl9-Gmz3MGCjY_4qTOdg0mLzfb5fKxH-SRaSqJfvlAQ",
        "public_key": "bMUigy8O0jOnBxQ4Sc-5lwhIZ8LQVAhxMbR7qESVuUE",
        "signer_path": "lakehouse/data-extract/v1",
        "alg": "Ed25519",
        "signed": true
      }
    },
    "written_at": "2026-09-03T06:46:09.820Z"
  },
  "cited_facts": [
    {
      "statement": "A massacre took place on Tuesday afternoon in Atizapán, State of Mexico, leaving four people dead.",
      "source": "elpais.com",
      "instrument": "News",
      "claim_key": null,
      "published_at": "2026-09-02T20:54:36.000Z",
      "publisher_count": 1,
      "sources": [
        "elpais.com"
      ]
    },
    {
      "statement": "The victims included Jonathan Meléndez, a keyboardist and founder of the band Camilo Séptimo, his pregnant wife, and their three-year-old daughter.",
      "source": "elpais.com",
      "instrument": "News",
      "claim_key": null,
      "published_at": "2026-09-02T20:54:36.000Z",
      "publisher_count": 1,
      "sources": [
        "elpais.com"
      ]
    },
    {
      "statement": "A leaked video shows security agents from the Atizapán government and Navy personnel finding Jonathan Melendez's youngest son alive after a mass shooting in the municipality of Atizapán, State of Mexico.",
      "source": "Vanguardia",
      "instrument": "News",
      "claim_key": null,
      "published_at": "2026-09-03T02:54:53.000Z",
      "publisher_count": 1,
      "sources": [
        "Vanguardia"
      ]
    },
    {
      "statement": "Authorities found Jonathan Meléndez and his pregnant wife with gunshot wounds to the head, described as 'the shot of grace'.",
      "source": "elpais.com",
      "instrument": "News",
      "claim_key": null,
      "published_at": "2026-09-02T20:54:36.000Z",
      "publisher_count": 1,
      "sources": [
        "elpais.com"
      ]
    },
    {
      "statement": "The fourth victim was a domestic worker who had a gunshot wound to the back.",
      "source": "elpais.com",
      "instrument": "News",
      "claim_key": null,
      "published_at": "2026-09-02T20:54:36.000Z",
      "publisher_count": 1,
      "sources": [
        "elpais.com"
      ]
    },
    {
      "statement": "According to official information from authorities, the child hid under his bed while the criminal killed his family, which is what saved him.",
      "source": "Vanguardia",
      "instrument": "News",
      "claim_key": null,
      "published_at": "2026-09-03T02:54:53.000Z",
      "publisher_count": 1,
      "sources": [
        "Vanguardia"
      ]
    },
    {
      "statement": "Reporter Carlos Jiménez shared a video on his X account showing the moment municipal agents and Navy elements found Jonathan Melendez's son alive after the mass shooting that occurred early on September 2.",
      "source": "Vanguardia",
      "instrument": "News",
      "claim_key": null,
      "published_at": "2026-09-03T02:54:53.000Z",
      "publisher_count": 1,
      "sources": [
        "Vanguardia"
      ]
    },
    {
      "statement": "After arriving at the location, municipal agents put the child to safety and protected him while they conducted an inspection of the property.",
      "source": "Vanguardia",
      "instrument": "News",
      "claim_key": null,
      "published_at": "2026-09-03T02:54:53.000Z",
      "publisher_count": 1,
      "sources": [
        "Vanguardia"
      ]
    }
  ],
  "note": "A signature proves who filed this and that it has not changed since. It never makes a claim true."
}