NAD 1983 (MARP00) - ESRI:115760

WKT

VERTCS["NAD_1983_MARP00", 
	DATUM["D_NAD_1983_MARP00", 
		SPHEROID["GRS_1980", 6378137.0, 298.257222101]], 
	PARAMETER["Vertical_Shift", 0.0], 
	PARAMETER["Direction", 1.0], 
	UNIT["Meter", 1.0]]

WKT2

VERTCRS["NAD_1983_MARP00", 
	DYNAMIC[
		FRAMEEPOCH[1993.6205], 
		MODEL["HTDP"]], 
	DATUM["D_NAD_1983_MARP00", 
		ELLIPSOID["GRS_1980", 6378137.0, 298.257222101]], 
	CS[vertical, 1], 
	AXIS["Ellipsoidal height (h)", up, 
		LENGTHUNIT["Meter", 1.0]], 
	ID["Esri", "115760"]]

Data from @esri/proj-codes

{
  "wkid": 115760,
  "latestWkid": 115760,
  "macro": "PE_VCS_NAD_1983_MARP00",
  "name": "NAD_1983_MARP00",
  "wkt": "VERTCS[\"NAD_1983_MARP00\",DATUM[\"D_NAD_1983_MARP00\",SPHEROID[\"GRS_1980\",6378137.0,298.257222101]],PARAMETER[\"Vertical_Shift\",0.0],PARAMETER[\"Direction\",1.0],UNIT[\"Meter\",1.0]]",
  "wkt2": "VERTCRS[\"NAD_1983_MARP00\",DYNAMIC[FRAMEEPOCH[1993.6205],MODEL[\"HTDP\"]],DATUM[\"D_NAD_1983_MARP00\",ELLIPSOID[\"GRS_1980\",6378137.0,298.257222101]],CS[vertical,1],AXIS[\"Ellipsoidal height (h)\",up,LENGTHUNIT[\"Meter\",1.0]],ID[\"Esri\",\"115760\"]]",
  "description": "NAD 1983 (MARP00)",
  "authority": "Esri",
  "version": "10.4.0",
  "deprecated": "no",
  "areaname": "Pacific - US interests Mariana plate",
  "extent": {
    "slat": 1.64,
    "nlat": 23.9,
    "llon": 129.48,
    "rlon": 149.55
  }
}