{ "story_id": "a8d4d8c4756949684c5c6966d03cd06f", "desk": "drm3", "revision": 2, "published_at": "2026-09-03T23:55:40.000Z", "content_hash": "24c4f58f3a02be9593bc99ae94a698e6b352acdf9bd2eb9aba9d4f49cc812d78", "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": "Mexico City activates yellow alert for rain and hail", "dek": "Mexico City activates yellow alert for heavy rain and possible hail across all boroughs.", "prose": "The Secretariat of Integral Risk Management and Civil Protection (SGIRPC) activated a yellow alert for heavy rain and possible hail across all boroughs of Mexico City on September 2, 2026. [^1]\n\nOfficials expect a rainfall volume between 15 and 29 millimeters in the affected areas. [^2]\n\nThe possible hailfall could cause puddles, water currents on streets and avenues, and the falling of branches, trees, and tarps. [^3]\n\nAuthorities forecasted precipitation between 15 and 29 millimeters and the fall of hail until 9:00 PM. [^4]\n\nAuthorities warned people to avoid traveling on roads with puddles or flooding and to drive with caution due to potential tree or object debris. [^5]\n\nThe public was instructed to stay away from places near walls, trees, light cables, and billboards at risk of falling. [^6]\n\nThe SGIRPC forecast precipitation of up to 29 millimeters accompanied by electrical activity and hail during the late afternoon and evening of September 3, 2026. [^7]\n\nThe yellow alert is scheduled to remain active until 21:00 hours on September 3, 2026, although meteorological conditions may persist or worsen after that time. [^8]\n\nCivil Protection advised people not to cross streets or avenues with water currents. [^9]\n\nAuthorities recommend that residents stay alert to official updates and take precautions during travel, particularly in areas prone to flooding. [^10]", "cited": "[{\"statement\":\"The Secretariat of Integral Risk Management and Civil Protection (SGIRPC) activated a yellow alert for heavy rain and possible hail across all boroughs of Mexico City on September 2, 2026.\",\"source\":\"24 Horas\",\"instrument\":\"News\",\"claim_key\":null,\"published_at\":\"2026-09-03T00:51:20.000Z\",\"publisher_count\":1,\"sources\":[\"24 Horas\"]},{\"statement\":\"Officials expect a rainfall volume between 15 and 29 millimeters in the affected areas.\",\"source\":\"24 Horas\",\"instrument\":\"News\",\"claim_key\":null,\"published_at\":\"2026-09-03T00:51:20.000Z\",\"publisher_count\":1,\"sources\":[\"24 Horas\"]},{\"statement\":\"The possible hailfall could cause puddles, water currents on streets and avenues, and the falling of branches, trees, and tarps.\",\"source\":\"24 Horas\",\"instrument\":\"News\",\"claim_key\":null,\"published_at\":\"2026-09-03T00:51:20.000Z\",\"publisher_count\":1,\"sources\":[\"24 Horas\"]},{\"statement\":\"Authorities forecasted precipitation between 15 and 29 millimeters and the fall of hail until 9:00 PM.\",\"source\":\"El Universal\",\"instrument\":\"News\",\"claim_key\":null,\"published_at\":\"2026-09-03T23:36:28.000Z\",\"publisher_count\":1,\"sources\":[\"El Universal\"]},{\"statement\":\"Authorities warned people to avoid traveling on roads with puddles or flooding and to drive with caution due to potential tree or object debris.\",\"source\":\"El Universal\",\"instrument\":\"News\",\"claim_key\":null,\"published_at\":\"2026-09-03T23:36:28.000Z\",\"publisher_count\":1,\"sources\":[\"El Universal\"]},{\"statement\":\"The public was instructed to stay away from places near walls, trees, light cables, and billboards at risk of falling.\",\"source\":\"El Universal\",\"instrument\":\"News\",\"claim_key\":null,\"published_at\":\"2026-09-03T23:36:28.000Z\",\"publisher_count\":1,\"sources\":[\"El Universal\"]},{\"statement\":\"The SGIRPC forecast precipitation of up to 29 millimeters accompanied by electrical activity and hail during the late afternoon and evening of September 3, 2026.\",\"source\":\"Diario De México\",\"instrument\":\"News\",\"claim_key\":null,\"published_at\":\"2026-09-03T23:55:40.000Z\",\"publisher_count\":1,\"sources\":[\"Diario De México\"]},{\"statement\":\"The yellow alert is scheduled to remain active until 21:00 hours on September 3, 2026, although meteorological conditions may persist or worsen after that time.\",\"source\":\"Diario De México\",\"instrument\":\"News\",\"claim_key\":null,\"published_at\":\"2026-09-03T23:55:40.000Z\",\"publisher_count\":1,\"sources\":[\"Diario De México\"]},{\"statement\":\"Civil Protection advised people not to cross streets or avenues with water currents.\",\"source\":\"24 Horas\",\"instrument\":\"News\",\"claim_key\":null,\"published_at\":\"2026-09-03T00:51:20.000Z\",\"publisher_count\":1,\"sources\":[\"24 Horas\"]},{\"statement\":\"Authorities recommend that residents stay alert to official updates and take precautions during travel, particularly in areas prone to flooding.\",\"source\":\"Diario De México\",\"instrument\":\"News\",\"claim_key\":null,\"published_at\":\"2026-09-03T23:55:40.000Z\",\"publisher_count\":1,\"sources\":[\"Diario De México\"]}]", "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": "0c38196cb1c6e39d4233763e0e6b9214", "thread_id": "ae6c72d177d3f80b977815e3bff261fe", "thread_label": "Secretariat of Integral Risk Management and Civil Protection", "novelty": "UPDATE", "content_hash": "617856a6c74bcb39b77398e8de405e9413853d535839ac5eda0e0ebd03705b5b", "last_published_at": "2026-09-03T23:55:40.000Z", "read_receipt": { "slice_hash": "7832ff481a11463b2093f559e599c74ec5bf17fa6792bf578b65efa1a8a4140c", "cursor_from": "eyJ0cyI6IjIwMjYtMDktMDNUMjM6Mzk6MTEuMDAwMDAwWiIsImlkIjoiYWQxYzcyNWZjNWY1NzBhMGEzOTJiNjI4ZjU2MDhjNzciLCJ2IjoiMSJ9", "cursor_to": "eyJ0cyI6IjIwMjYtMDktMDRUMDA6MTk6MzkuMDAwMDAwWiIsImlkIjoiMmRhNzQxN2Y3NDBlZjMwYTM1ODc0MjUyYTRjMGY2MzEiLCJ2IjoiMSJ9", "view": "v_fountain_news", "view_version": "1", "row_count": 100, "window_days": 3, "bytes_scanned": 12166856, "credits": 8, "price_per_100_rows": 8, "sig": "i5BjhIWuGVkgCTwwTBHv6lG2N7_Pyetrzb1J62W0XtkLqPKusyMJt8bRsaLFbDUBVF_djjS25TqZKQSy3camAg", "public_key": "bMUigy8O0jOnBxQ4Sc-5lwhIZ8LQVAhxMbR7qESVuUE", "signer_path": "lakehouse/data-extract/v1", "alg": "Ed25519", "signed": true } }, "written_at": "2026-09-04T06:51:38.840Z" }, "cited_facts": [ { "statement": "The Secretariat of Integral Risk Management and Civil Protection (SGIRPC) activated a yellow alert for heavy rain and possible hail across all boroughs of Mexico City on September 2, 2026.", "source": "24 Horas", "instrument": "News", "claim_key": null, "published_at": "2026-09-03T00:51:20.000Z", "publisher_count": 1, "sources": [ "24 Horas" ] }, { "statement": "Officials expect a rainfall volume between 15 and 29 millimeters in the affected areas.", "source": "24 Horas", "instrument": "News", "claim_key": null, "published_at": "2026-09-03T00:51:20.000Z", "publisher_count": 1, "sources": [ "24 Horas" ] }, { "statement": "The possible hailfall could cause puddles, water currents on streets and avenues, and the falling of branches, trees, and tarps.", "source": "24 Horas", "instrument": "News", "claim_key": null, "published_at": "2026-09-03T00:51:20.000Z", "publisher_count": 1, "sources": [ "24 Horas" ] }, { "statement": "Authorities forecasted precipitation between 15 and 29 millimeters and the fall of hail until 9:00 PM.", "source": "El Universal", "instrument": "News", "claim_key": null, "published_at": "2026-09-03T23:36:28.000Z", "publisher_count": 1, "sources": [ "El Universal" ] }, { "statement": "Authorities warned people to avoid traveling on roads with puddles or flooding and to drive with caution due to potential tree or object debris.", "source": "El Universal", "instrument": "News", "claim_key": null, "published_at": "2026-09-03T23:36:28.000Z", "publisher_count": 1, "sources": [ "El Universal" ] }, { "statement": "The public was instructed to stay away from places near walls, trees, light cables, and billboards at risk of falling.", "source": "El Universal", "instrument": "News", "claim_key": null, "published_at": "2026-09-03T23:36:28.000Z", "publisher_count": 1, "sources": [ "El Universal" ] }, { "statement": "The SGIRPC forecast precipitation of up to 29 millimeters accompanied by electrical activity and hail during the late afternoon and evening of September 3, 2026.", "source": "Diario De México", "instrument": "News", "claim_key": null, "published_at": "2026-09-03T23:55:40.000Z", "publisher_count": 1, "sources": [ "Diario De México" ] }, { "statement": "The yellow alert is scheduled to remain active until 21:00 hours on September 3, 2026, although meteorological conditions may persist or worsen after that time.", "source": "Diario De México", "instrument": "News", "claim_key": null, "published_at": "2026-09-03T23:55:40.000Z", "publisher_count": 1, "sources": [ "Diario De México" ] }, { "statement": "Civil Protection advised people not to cross streets or avenues with water currents.", "source": "24 Horas", "instrument": "News", "claim_key": null, "published_at": "2026-09-03T00:51:20.000Z", "publisher_count": 1, "sources": [ "24 Horas" ] }, { "statement": "Authorities recommend that residents stay alert to official updates and take precautions during travel, particularly in areas prone to flooding.", "source": "Diario De México", "instrument": "News", "claim_key": null, "published_at": "2026-09-03T23:55:40.000Z", "publisher_count": 1, "sources": [ "Diario De México" ] } ], "note": "A signature proves who filed this and that it has not changed since. It never makes a claim true." }