{
  "meta": {
    "built": "2026-09-30T05:41:31.791Z",
    "version": "v1",
    "license": "CC-BY-4.0",
    "source": "https://github.com/bdgroves/hoplove"
  },
  "hop": {
    "slug": "hbc-638",
    "name": "HBC 638",
    "purpose": "dual",
    "country": "US",
    "kind": "experimental",
    "ownership": {
      "holder": "Hop Breeding Company",
      "public_domain": false
    },
    "pedigree": {
      "breeder": "hbc",
      "parents": {
        "unknown": true
      },
      "refs": [
        "john-i-haas"
      ]
    },
    "aroma": {
      "summary": "Centennial's bright citrus and flowers with a tropical punch on top: mango, pineapple, cherry, peach, strawberry, per John I. Haas. An experimental from the Hop Breeding Company.\n",
      "tags": [
        "mango",
        "pineapple",
        "stone-fruit",
        "citrus",
        "floral",
        "strawberry"
      ],
      "refs": [
        "john-i-haas",
        "yvh"
      ]
    },
    "usage": {
      "timing": [],
      "beer_styles": []
    },
    "products": {
      "cryo": false,
      "lupomax": false
    },
    "substitutes": [],
    "meta": {
      "status": "draft",
      "verification": "single-source",
      "last_reviewed": "2026-09-28",
      "notes": "purpose defaulted to dual, unconfirmed -- neither source states a role. Two merchants agree on the figures, but both sell it, so it stays single-source until a breeder sheet turns up.\n"
    },
    "analytics": {
      "alpha_acid": {
        "unit": "percent",
        "low": 12,
        "high": 16,
        "typical": 14,
        "agreement": 1,
        "source_count": 2,
        "sources": [
          {
            "id": "john-i-haas",
            "tier": "merchant",
            "low": 12,
            "high": 16,
            "typical": 14
          },
          {
            "id": "yvh",
            "tier": "merchant",
            "low": 12,
            "high": 16,
            "typical": 14
          }
        ]
      },
      "beta_acid": {
        "unit": "percent",
        "low": 3,
        "high": 6,
        "typical": 4.5,
        "agreement": 1,
        "source_count": 2,
        "sources": [
          {
            "id": "john-i-haas",
            "tier": "merchant",
            "low": 3,
            "high": 6,
            "typical": 4.5
          },
          {
            "id": "yvh",
            "tier": "merchant",
            "low": 3,
            "high": 6,
            "typical": 4.5
          }
        ]
      },
      "cohumulone": {
        "unit": "percent_of_alpha",
        "low": 28,
        "high": 31,
        "typical": 29.5,
        "agreement": 1,
        "source_count": 2,
        "sources": [
          {
            "id": "john-i-haas",
            "tier": "merchant",
            "low": 28.5,
            "high": 30.5,
            "typical": 29.5
          },
          {
            "id": "yvh",
            "tier": "merchant",
            "low": 28,
            "high": 31,
            "typical": 29.5
          }
        ]
      },
      "total_oil": {
        "unit": "ml_per_100g",
        "low": 1.5,
        "high": 3,
        "typical": 2.31,
        "agreement": 0.933,
        "source_count": 2,
        "sources": [
          {
            "id": "john-i-haas",
            "tier": "merchant",
            "low": 1.7,
            "high": 3,
            "typical": 2.35
          },
          {
            "id": "yvh",
            "tier": "merchant",
            "low": 1.5,
            "high": 3,
            "typical": 2.25
          }
        ]
      }
    },
    "oils": {
      "myrcene": {
        "unit": "percent_of_total_oil",
        "low": 33,
        "high": 40,
        "typical": 35.93,
        "agreement": 0.857,
        "source_count": 2,
        "sources": [
          {
            "id": "john-i-haas",
            "tier": "merchant",
            "low": 33,
            "high": 38,
            "typical": 35.5
          },
          {
            "id": "yvh",
            "tier": "merchant",
            "low": 33,
            "high": 40,
            "typical": 36.5
          }
        ]
      },
      "humulene": {
        "unit": "percent_of_total_oil",
        "low": 15,
        "high": 20,
        "typical": 17.5,
        "agreement": null,
        "source_count": 1,
        "sources": [
          {
            "id": "john-i-haas",
            "tier": "merchant",
            "low": 15,
            "high": 20,
            "typical": 17.5
          }
        ]
      },
      "caryophyllene": {
        "unit": "percent_of_total_oil",
        "low": 10,
        "high": 15,
        "typical": 12.79,
        "agreement": 0.9,
        "source_count": 2,
        "sources": [
          {
            "id": "john-i-haas",
            "tier": "merchant",
            "low": 11,
            "high": 15,
            "typical": 13
          },
          {
            "id": "yvh",
            "tier": "merchant",
            "low": 10,
            "high": 15,
            "typical": 12.5
          }
        ]
      },
      "linalool": {
        "unit": "percent_of_total_oil",
        "low": 0.2,
        "high": 0.5,
        "typical": 0.35,
        "agreement": null,
        "source_count": 1,
        "sources": [
          {
            "id": "john-i-haas",
            "tier": "merchant",
            "low": 0.2,
            "high": 0.5,
            "typical": 0.35
          }
        ]
      }
    },
    "forms": null,
    "derived": {
      "alpha_beta_ratio": {
        "value": 3.11,
        "label": "3.1:1"
      },
      "oil_profile": {
        "raw_sum": 66.6,
        "normalized": {
          "myrcene": 54,
          "humulene": 26.3,
          "caryophyllene": 19.2,
          "linalool": 0.5
        },
        "insufficient": false
      },
      "completeness": 67,
      "cited_sources": [
        "john-i-haas",
        "yvh"
      ],
      "relies_on_unsourced": false
    },
    "beers": [
      {
        "brewery": {
          "slug": "breakside",
          "name": "Breakside Brewery",
          "city": "Portland",
          "state": "OR",
          "url": "https://breakside.com/"
        },
        "beer": {
          "slug": "beer-hunter",
          "name": "Beer Hunter IPA",
          "abv": 6
        },
        "fresh": false
      },
      {
        "brewery": {
          "slug": "georgetown",
          "name": "Georgetown Brewing",
          "city": "Seattle",
          "state": "WA",
          "url": "https://georgetownbeer.com/"
        },
        "beer": {
          "slug": "arc-of-infinity",
          "name": "Arc of Infinity",
          "abv": 6.7
        },
        "fresh": false
      },
      {
        "brewery": {
          "slug": "pfriem",
          "name": "pFriem Family Brewers",
          "city": "Hood River",
          "state": "OR",
          "url": "https://www.pfriembeer.com/"
        },
        "beer": {
          "slug": "hyper-ipa",
          "name": "Hyper IPA",
          "abv": 6.1
        },
        "fresh": false
      },
      {
        "brewery": {
          "slug": "stoup",
          "name": "Stoup Brewing",
          "city": "Seattle",
          "state": "WA",
          "url": "https://www.stoupbrewing.com/"
        },
        "beer": {
          "slug": "equal-rights-helles-yeah",
          "name": "Equal Rights? Helles Yeah!",
          "abv": 5.8
        },
        "fresh": false
      }
    ]
  },
  "similar": [
    {
      "slug": "pacific-sunrise",
      "score": 0.736,
      "measured_score": 0.736,
      "coverage": 1,
      "parts": {
        "chemistry": 0.819,
        "oils": 0.752,
        "aroma": 0.663
      },
      "purpose_shift": "dual to aroma",
      "curated": false,
      "name": "Pacific Sunrise"
    },
    {
      "slug": "nugget",
      "score": 0.691,
      "measured_score": 0.691,
      "coverage": 1,
      "parts": {
        "chemistry": 0.869,
        "oils": 0.897,
        "aroma": 0.403
      },
      "purpose_shift": null,
      "curated": false,
      "name": "Nugget"
    },
    {
      "slug": "belma",
      "score": 0.67,
      "measured_score": 0.67,
      "coverage": 1,
      "parts": {
        "chemistry": 0.752,
        "oils": 0.598,
        "aroma": 0.663
      },
      "purpose_shift": "dual to aroma",
      "curated": false,
      "name": "Belma"
    },
    {
      "slug": "mosaic",
      "score": 0.658,
      "measured_score": 0.658,
      "coverage": 1,
      "parts": {
        "chemistry": 0.796,
        "oils": 0.736,
        "aroma": 0.496
      },
      "purpose_shift": null,
      "curated": false,
      "name": "Mosaic"
    },
    {
      "slug": "azacca",
      "score": 0.646,
      "measured_score": 0.646,
      "coverage": 1,
      "parts": {
        "chemistry": 0.756,
        "oils": 0.86,
        "aroma": 0.403
      },
      "purpose_shift": null,
      "curated": false,
      "name": "Azacca"
    },
    {
      "slug": "loral",
      "score": 0.643,
      "measured_score": 0.643,
      "coverage": 1,
      "parts": {
        "chemistry": 0.836,
        "oils": 0.814,
        "aroma": 0.37
      },
      "purpose_shift": null,
      "curated": false,
      "name": "Loral"
    },
    {
      "slug": "ella",
      "score": 0.634,
      "measured_score": 0.634,
      "coverage": 1,
      "parts": {
        "chemistry": 0.753,
        "oils": 0.918,
        "aroma": 0.333
      },
      "purpose_shift": null,
      "curated": false,
      "name": "Ella"
    },
    {
      "slug": "kazbek",
      "score": 0.634,
      "measured_score": 0.634,
      "coverage": 1,
      "parts": {
        "chemistry": 0.646,
        "oils": 0.859,
        "aroma": 0.456
      },
      "purpose_shift": null,
      "curated": false,
      "name": "Kazbek"
    },
    {
      "slug": "citra",
      "score": 0.626,
      "measured_score": 0.626,
      "coverage": 1,
      "parts": {
        "chemistry": 0.843,
        "oils": 0.674,
        "aroma": 0.427
      },
      "purpose_shift": null,
      "curated": false,
      "name": "Citra"
    },
    {
      "slug": "styrian-cardinal",
      "score": 0.611,
      "measured_score": 0.611,
      "coverage": 1,
      "parts": {
        "chemistry": 0.773,
        "oils": 0.788,
        "aroma": 0.356
      },
      "purpose_shift": "dual to aroma",
      "curated": false,
      "name": "Styrian Cardinal"
    },
    {
      "slug": "southern-passion",
      "score": 0.608,
      "measured_score": 0.608,
      "coverage": 1,
      "parts": {
        "chemistry": 0.629,
        "oils": 0.678,
        "aroma": 0.54
      },
      "purpose_shift": null,
      "curated": false,
      "name": "Southern Passion"
    },
    {
      "slug": "idaho-7",
      "score": 0.607,
      "measured_score": 0.607,
      "coverage": 1,
      "parts": {
        "chemistry": 0.885,
        "oils": 0.695,
        "aroma": 0.332
      },
      "purpose_shift": null,
      "curated": false,
      "name": "Idaho 7"
    }
  ]
}