@openstreetmap/id-tagging-schema/data/fields/ascent.json

The OpenStreetMap tagging model used by the iD editor

{
    "key": "ascent",
    "minValue": 0,
    "type": "number",
    "label": "Total Ascent",
    "terms": [
        "ascent",
        "climb",
        "cumulative elevation gain"
    ]
}