{
  "title": "RCL H01-A bounded heading-variant probe (pre-2010 negative literal header)",
  "derived_from": "RCL_H01_A_CORN_PRESENCE_AND_RELEASE_TYPE_v0_1_2.json",
  "in_response_to": "a294ce57-dd68-4b10-91fb-3a98312ae2b0",
  "retrieved_at_utc": "2026-09-11T22:48:45.516017+00:00",
  "rules": [
    "metadata-only: heading/section pattern hits; digit runs redacted in sample lines",
    "bounded sample only \u2014 not a full historical rescrape",
    "variant hit \u2260 eligible season; targets unopened; FREEZE=NO",
    "literal-header miss may still have corn content under alternate headings"
  ],
  "sample_size": 6,
  "variant_hit_counts": {
    "and_prod_abbrev": 6,
    "corn_grain_yield_hdr": 3,
    "objective_yield_corn": 3,
    "corn_grain_production": 3
  },
  "rows": [
    {
      "issue_date_calendar": "2005-08-12",
      "txt_url": "https://esmis.nal.usda.gov/sites/default/release-files/tm70mv177/8910jv24h/r207tq078/CropProd-08-12-2005.txt",
      "prior_literal_header": false,
      "prior_obj_section": true,
      "prior_txt_sha256": "251cb49a66849708c9a3420511bd5d994212ac20adc9f7d2f7d0a828eb986a06",
      "http_ok": true,
      "fetched_sha256": "251cb49a66849708c9a3420511bd5d994212ac20adc9f7d2f7d0a828eb986a06",
      "fetched_bytes": 202230,
      "variant_hits": {
        "exact_primary": false,
        "no_comma_yield": false,
        "whitespace_flex": false,
        "and_prod_abbrev": true,
        "corn_grain_yield_hdr": true,
        "objective_yield_corn": true,
        "corn_grain_production": true,
        "indicated_yield_corn": false
      },
      "sample_heading_lines": [
        "Corn Production Down ## Percent from ####",
        "Corn production is forecast at ##.# billion bushels, down",
        "million acres of corn for grain, unchanged from June but up #",
        "Corn for Grain. . . . . . . . #",
        "Corn for Grain: Area Harvested, Yield, and Production by State",
        "Corn for Grain #/ : ##,###.# ##,###.# ##,###.# ##,###.#",
        "Corn for Grain : \" : ###.# ###.# ##,###,### ##,###,###",
        "Corn for Grain #/ :##,###,### ##,###,### ##,###,### ##,###,###"
      ],
      "error": null,
      "sha_mismatch": false
    },
    {
      "issue_date_calendar": "2006-08-11",
      "txt_url": "https://esmis.nal.usda.gov/sites/default/release-files/tm70mv177/n870zr53b/xg94hq32k/CropProd-08-11-2006.txt",
      "prior_literal_header": false,
      "prior_obj_section": true,
      "prior_txt_sha256": "d15a1a650718a655517fa9542393eaa17d8620ef318508545dd8c0940fdc6fa4",
      "http_ok": true,
      "fetched_sha256": "d15a1a650718a655517fa9542393eaa17d8620ef318508545dd8c0940fdc6fa4",
      "fetched_bytes": 194582,
      "variant_hits": {
        "exact_primary": false,
        "no_comma_yield": false,
        "whitespace_flex": false,
        "and_prod_abbrev": true,
        "corn_grain_yield_hdr": true,
        "objective_yield_corn": true,
        "corn_grain_production": true,
        "indicated_yield_corn": false
      },
      "sample_heading_lines": [
        "Corn Production Down # Percent from ####",
        "Corn production is forecast at ##.# billion bushels, down # percent",
        "Forecast yields across the Great Plains and western Corn Belt are",
        "western Corn Belt, and the Gulf Coast States, while yields are",
        "Corn for Grain. . . . . . . . #",
        "Corn for Grain: Area Harvested, Yield, and Production by State",
        "Corn for Grain #/ : ##,###.# ##,###.# ##,###.# ##,###.#",
        "Corn for Grain :\" : ###.# ###.# ##,###,### ##,###,###"
      ],
      "error": null,
      "sha_mismatch": false
    },
    {
      "issue_date_calendar": "2007-08-10",
      "txt_url": "https://esmis.nal.usda.gov/sites/default/release-files/tm70mv177/z603qz11q/tb09j652h/CropProd-08-10-2007.txt",
      "prior_literal_header": false,
      "prior_obj_section": true,
      "prior_txt_sha256": "96ed399f65344d20e03cbb3db3b8eb8c4721df9052ae107b96dcf8407bf0c05b",
      "http_ok": true,
      "fetched_sha256": "96ed399f65344d20e03cbb3db3b8eb8c4721df9052ae107b96dcf8407bf0c05b",
      "fetched_bytes": 188001,
      "variant_hits": {
        "exact_primary": false,
        "no_comma_yield": false,
        "whitespace_flex": false,
        "and_prod_abbrev": true,
        "corn_grain_yield_hdr": true,
        "objective_yield_corn": true,
        "corn_grain_production": true,
        "indicated_yield_corn": false
      },
      "sample_heading_lines": [
        "Corn Production Up ## Percent from ####",
        "Corn production is forecast at ##.# billion bushels, up ## percent",
        "intend to harvest the most corn acres for grain since ####. Yield",
        "of the Corn Belt, and the Tennessee Valley, while yields are",
        "Corn for Grain. . . . . . . . #",
        "Corn for Grain: Area Harvested, Yield, and Production by State",
        "Corn for Grain #/ : ##,###.# ##,###.# ##,###.# ##,###.#",
        "Corn for Grain :\" : ###.# ###.# ##,###,### ##,###,###"
      ],
      "error": null,
      "sha_mismatch": false
    },
    {
      "issue_date_calendar": "2005-01-12",
      "txt_url": "https://esmis.nal.usda.gov/sites/default/release-files/tm70mv177/8336h266q/6969z159d/CropProd-01-12-2005.txt",
      "prior_literal_header": false,
      "prior_obj_section": false,
      "prior_txt_sha256": "274bdfe118f26a2abdefe0bde8cc51189b7f65d2b7e0f554c7b8dddb4c1ba862",
      "http_ok": true,
      "fetched_sha256": "274bdfe118f26a2abdefe0bde8cc51189b7f65d2b7e0f554c7b8dddb4c1ba862",
      "fetched_bytes": 64484,
      "variant_hits": {
        "exact_primary": false,
        "no_comma_yield": false,
        "whitespace_flex": false,
        "and_prod_abbrev": true,
        "corn_grain_yield_hdr": false,
        "objective_yield_corn": false,
        "corn_grain_production": false,
        "indicated_yield_corn": false
      },
      "sample_heading_lines": [
        "Corn for Grain #/ : ##,###.# ##,###.#",
        "Corn for Grain : \" : ###.# ##,###,###",
        "Corn for Grain #/ :##,###,### ##,###,###",
        "Corn for Grain : ##.## ###,###,###",
        "maturation and harvest. However, some scattered fields of corn and",
        "snowfall. A few corn and soybean fields remained unharvested."
      ],
      "error": null,
      "sha_mismatch": false
    },
    {
      "issue_date_calendar": "2006-01-12",
      "txt_url": "https://esmis.nal.usda.gov/sites/default/release-files/tm70mv177/zs25x929x/gx41mj63k/CropProd-01-12-2006.txt",
      "prior_literal_header": false,
      "prior_obj_section": false,
      "prior_txt_sha256": "3e2f78408f2b2ec2cc91ed313b76e763cdc10fe70a1689d557561db04d80f35e",
      "http_ok": true,
      "fetched_sha256": "3e2f78408f2b2ec2cc91ed313b76e763cdc10fe70a1689d557561db04d80f35e",
      "fetched_bytes": 63591,
      "variant_hits": {
        "exact_primary": false,
        "no_comma_yield": false,
        "whitespace_flex": false,
        "and_prod_abbrev": true,
        "corn_grain_yield_hdr": false,
        "objective_yield_corn": false,
        "corn_grain_production": false,
        "indicated_yield_corn": false
      },
      "sample_heading_lines": [
        "Corn for Grain #/ : ##,###.# ##,###.#",
        "Corn for Grain :\" : ###.# ##,###,###",
        "Corn for Grain #/ :##,###,### ##,###,###",
        "Corn for Grain : #.## ###,###,###"
      ],
      "error": null,
      "sha_mismatch": false
    },
    {
      "issue_date_calendar": "2007-01-12",
      "txt_url": "https://esmis.nal.usda.gov/sites/default/release-files/tm70mv177/6969z157v/6d56zx65m/CropProd-01-12-2007.txt",
      "prior_literal_header": false,
      "prior_obj_section": false,
      "prior_txt_sha256": "6e7801d3e90c6917d5c53fe001cbef28154cbe3367816864e2a2a3563f54d550",
      "http_ok": true,
      "fetched_sha256": "6e7801d3e90c6917d5c53fe001cbef28154cbe3367816864e2a2a3563f54d550",
      "fetched_bytes": 63226,
      "variant_hits": {
        "exact_primary": false,
        "no_comma_yield": false,
        "whitespace_flex": false,
        "and_prod_abbrev": true,
        "corn_grain_yield_hdr": false,
        "objective_yield_corn": false,
        "corn_grain_production": false,
        "indicated_yield_corn": false
      },
      "sample_heading_lines": [
        "Corn for Grain #/ : ##,###.# ##,###.#",
        "Corn for Grain :\" : ###.# ##,###,###",
        "Corn for Grain #/ :##,###,### ##,###,###",
        "Corn for Grain : #.## ###,###,###"
      ],
      "error": null,
      "sha_mismatch": false
    }
  ],
  "preliminary_finding": {
    "exact_primary_resurfaced": false,
    "flex_or_grain_yield_hdr_hit": true,
    "objective_yield_pattern_hits_on_prior_obj_rows": 3,
    "note": "Probe only. Do not exclude pre-2010 seasons on exact-string miss alone if obj/variant evidence appears. Full eligible-season ledger still pending."
  }
}