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

The OpenStreetMap tagging model used by the iD editor

{
    "key": "ele",
    "type": "number",
    "label": "{ele}",
    "universal": true,
    "geometry": [
        "point",
        "vertex"
    ],
    "terms": [
        "altitude",
        "height"
    ]
}