You can search for identifiers within the package.
in-package search v0.2.0
type parent = t
type t = Dyn.Sub.sub
val empty : t
val sub : parent -> int -> int -> t
val vertex_offset : t -> int
val length : t -> int
val blit : src:t -> dst:parent -> src_start:int -> dst_start:int -> len:int -> unit
val num_verts : t -> int
val create : unit -> t