diff --git a/activitystreams/activity.go b/activitystreams/activity.go
new file mode 100644
index 0000000..95f2bf1
--- /dev/null
+++ b/activitystreams/activity.go
@@ -0,0 +1,58 @@
+package activitystreams
+
+import (
+	"time"
+)
+
+const (
+	toPublic = "https://www.w3.org/ns/activitystreams#Public"
+)
+
+type Activity struct {
+	BaseObject
+	Actor     string    `json:"actor"`
+	Published time.Time `json:"published"`
+	To        []string  `json:"to"`
+	CC        []string  `json:"cc"`
+	Object    *Object   `json:"object"`
+}
+
+func NewCreateActivity(o *Object) *Activity {
+	a := Activity{
+		BaseObject: BaseObject{
+			ID:   o.ID + "/activity",
+			Type: "Create",
+		},
+		Actor:     o.AttributedTo,
+		Published: o.Published,
+		To:        o.To,
+		CC:        o.CC,
+		Object:    o,
+	}
+	return &a
+}
+
+type Object struct {
+	BaseObject
+	Published    time.Time         `json:"published"`
+	Summary      *string           `json:"summary"`
+	InReplyTo    *string           `json:"inReplyTo"`
+	URL          string            `json:"url"`
+	AttributedTo string            `json:"attributedTo"`
+	To           []string          `json:"to"`
+	CC           []string          `json:"cc"`
+	Content      string            `json:"content"`
+	ContentMap   map[string]string `json:"contentMap"`
+}
+
+func NewNoteObject() *Object {
+	o := Object{
+		BaseObject: BaseObject{
+			Type: "Note",
+		},
+		To: []string{
+			toPublic,
+		},
+	}
+	return &o
+}
diff --git a/activitystreams/data.go b/activitystreams/data.go
index d3453a3..af5bedd 100644
--- a/activitystreams/data.go
+++ b/activitystreams/data.go
@@ -1,43 +1,70 @@
 package activitystreams
 
+import "fmt"
+
 type (
 	BaseObject struct {
 		Context []string `json:"@context"`
 		Type    string   `json:"type"`
 		ID      string   `json:"id"`
 	}
 
 	PublicKey struct {
 		ID           string `json:"id"`
 		Owner        string `json:"owner"`
 		PublicKeyPEM string `json:"publicKeyPem"`
 	}
 
 	Image struct {
 		Type      string `json:"type"`
 		MediaType string `json:"mediaType"`
 		URL       string `json:"url"`
 	}
 )
 
 type OrderedCollection struct {
 	BaseObject
 	TotalItems int    `json:"totalItems"`
 	First      string `json:"first"`
 	Last       string `json:"last,omitempty"`
 }
 
 func NewOrderedCollection(accountRoot string, items int) *OrderedCollection {
 	oc := OrderedCollection{
 		BaseObject: BaseObject{
 			Context: []string{
 				"https://www.w3.org/ns/activitystreams",
 			},
 			ID:   accountRoot + "/outbox",
 			Type: "OrderedCollection",
 		},
 		First:      accountRoot + "/outbox?page=1",
 		TotalItems: items,
 	}
 	return &oc
 }
+
+type OrderedCollectionPage struct {
+	BaseObject
+	TotalItems   int        `json:"totalItems"`
+	PartOf       string     `json:"partOf"`
+	Next         string     `json:"next,omitempty"`
+	Prev         string     `json:"prev,omitempty"`
+	OrderedItems []Activity `json:"orderedItems"`
+}
+
+func NewOrderedCollectionPage(accountRoot string, items, page int) *OrderedCollectionPage {
+	ocp := OrderedCollectionPage{
+		BaseObject: BaseObject{
+			Context: []string{
+				"https://www.w3.org/ns/activitystreams",
+			},
+			ID:   fmt.Sprintf("%s/outbox?page=%d", accountRoot, page),
+			Type: "OrderedCollectionPage",
+		},
+		TotalItems: items,
+		PartOf:     accountRoot + "/outbox",
+		Next:       fmt.Sprintf("%s/outbox?page=%d", accountRoot, page+1),
+	}
+	return &ocp
+}