diff --git a/benchmarks/benchmark-append.js b/benchmarks/benchmark-append.js
index 475e28de..a13bfe8f 100644
--- a/benchmarks/benchmark-append.js
+++ b/benchmarks/benchmark-append.js
@@ -18,7 +18,7 @@ let queriesPerSecond = 0
 let lastTenSeconds = 0
 
 const queryLoop = async () => {
-  await log.append(totalQueries.toString())
+  await log.append(totalQueries.toString(), 1, false)
   totalQueries++
   lastTenSeconds++
   queriesPerSecond++
diff --git a/package-lock.json b/package-lock.json
index f7a6227a..97fac9d5 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1551,9 +1551,9 @@
       }
     },
     "acorn": {
-      "version": "6.3.0",
-      "resolved": "https://registry.npmjs.org/acorn/-/acorn-6.3.0.tgz",
-      "integrity": "sha512-/czfa8BwS88b9gWQVhc8eknunSA2DoJpJyTQkhheIf5E48u1N0R4q/YxxsAeqRrmK9TQ/uYfgLDfZo91UlANIA==",
+      "version": "6.4.0",
+      "resolved": "https://registry.npmjs.org/acorn/-/acorn-6.4.0.tgz",
+      "integrity": "sha512-gac8OEcQ2Li1dxIEWGZzsp2BitJxwkwcOm0zHAJLcPJaVvm58FRnk6RkuLRpU1EujipU2ZFODv2P9DLMfnV8mw==",
       "dev": true
     },
     "acorn-dynamic-import": {
@@ -1981,9 +1981,9 @@
       "dev": true
     },
     "aws4": {
-      "version": "1.8.0",
-      "resolved": "https://registry.npmjs.org/aws4/-/aws4-1.8.0.tgz",
-      "integrity": "sha512-ReZxvNHIOv88FlT7rxcXIIC0fPt4KZqZbOlivyWtXLt8ESx84zd3kMC6iK5jVeS2qt+g7ftS7ye4fi06X5rtRQ==",
+      "version": "1.9.0",
+      "resolved": "https://registry.npmjs.org/aws4/-/aws4-1.9.0.tgz",
+      "integrity": "sha512-Uvq6hVe90D0B2WEnUqtdgY1bATGz3mw33nH9Y+dmA+w5DHvUmBgkr5rM/KCHpCsiFNRUfokW/szpPPgMK2hm4A==",
       "dev": true
     },
     "babel-code-frame": {
@@ -13219,11 +13219,26 @@
       }
     },
     "orbit-db-io": {
-      "version": "github:orbitdb/orbit-db-io#da180fdbcff825e830022dd1a2110bbb1ed4736b",
-      "from": "github:orbitdb/orbit-db-io",
+      "version": "github:orbitdb/orbit-db-io#cc190eef6a496d5d3a88fccc7bab64fb9a1599a3",
+      "from": "github:orbitdb/orbit-db-io#feat/pin",
       "requires": {
         "cids": "^0.7.1",
-        "ipld-dag-pb": "^0.17.4"
+        "ipld-dag-pb": "^0.18.1"
+      },
+      "dependencies": {
+        "ipld-dag-pb": {
+          "version": "0.18.1",
+          "resolved": "https://registry.npmjs.org/ipld-dag-pb/-/ipld-dag-pb-0.18.1.tgz",
+          "integrity": "sha512-YU2k7kfhV9uliVCAdIyJkYnTLNMdc4FyM2q2dZjfvegdzJFw5Ts8IHnMU77CCLIyD2cc/3xvf9dLIzMIBZpV1A==",
+          "requires": {
+            "cids": "~0.7.1",
+            "class-is": "^1.1.0",
+            "multicodec": "~0.5.5",
+            "multihashing-async": "~0.7.0",
+            "protons": "^1.0.1",
+            "stable": "~0.1.8"
+          }
+        }
       }
     },
     "orbit-db-keystore": {
@@ -15866,9 +15881,9 @@
       "dev": true
     },
     "resolve": {
-      "version": "1.13.0",
-      "resolved": "https://registry.npmjs.org/resolve/-/resolve-1.13.0.tgz",
-      "integrity": "sha512-HHZ3hmOrk5SvybTb18xq4Ek2uLqLO5/goFCYUyvn26nWox4hdlKlfC/+dChIZ6qc4ZeYcN9ekTz0yyHsFgumMw==",
+      "version": "1.13.1",
+      "resolved": "https://registry.npmjs.org/resolve/-/resolve-1.13.1.tgz",
+      "integrity": "sha512-CxqObCX8K8YtAhOBRg+lrcdn+LK+WYOS8tSjqSFbjtrI5PnS63QPhZl4+yKfrU9tdsbMu9Anr/amegT87M9Z6w==",
       "dev": true,
       "requires": {
         "path-parse": "^1.0.6"
diff --git a/package.json b/package.json
index 89a4d027..97d167da 100644
--- a/package.json
+++ b/package.json
@@ -24,7 +24,7 @@
     "json-stringify-deterministic": "^1.0.1",
     "multihashing-async": "^0.7.0",
     "orbit-db-identity-provider": "orbitdb/orbit-db-identity-provider#feat/cache",
-    "orbit-db-io": "orbitdb/orbit-db-io",
+    "orbit-db-io": "github:orbitdb/orbit-db-io#feat/pin",
     "p-do-whilst": "^1.1.0",
     "p-each-series": "^2.1.0",
     "p-map": "^1.1.1",
diff --git a/src/entry.js b/src/entry.js
index 74ffc374..4c1f4455 100644
--- a/src/entry.js
+++ b/src/entry.js
@@ -23,7 +23,7 @@ class Entry {
    * console.log(entry)
    * // { hash: null, payload: "hello", next: [] }
    */
-  static async create (ipfs, identity, logId, data, next = [], clock, refs = []) {
+  static async create (ipfs, identity, logId, data, next = [], clock, refs = [], pin) {
     if (!isDefined(ipfs)) throw IpfsNotDefinedError()
     if (!isDefined(identity)) throw new Error('Identity is required, cannot create entry')
     if (!isDefined(logId)) throw new Error('Entry requires an id')
@@ -49,7 +49,7 @@ class Entry {
     entry.key = identity.publicKey
     entry.identity = identity.toJSON()
     entry.sig = signature
-    entry.hash = await Entry.toMultihash(ipfs, entry)
+    entry.hash = await Entry.toMultihash(ipfs, entry, pin)
 
     return entry
   }
@@ -93,13 +93,13 @@ class Entry {
    * // "Qm...Foo"
    * @deprecated
    */
-  static async toMultihash (ipfs, entry) {
+  static async toMultihash (ipfs, entry, pin = false) {
     if (!ipfs) throw IpfsNotDefinedError()
     if (!Entry.isEntry(entry)) throw new Error('Invalid object format, cannot generate entry hash')
 
     // // Ensure `entry` follows the correct format
     const e = Entry.toEntry(entry)
-    return io.write(ipfs, getWriteFormat(e.v), e, { links: IPLD_LINKS })
+    return io.write(ipfs, getWriteFormat(e.v), e, { links: IPLD_LINKS, pin })
   }
 
   static toEntry (entry, { presigned = false, includeHash = false } = {}) {
diff --git a/src/log.js b/src/log.js
index 54d13c5a..639538a6 100644
--- a/src/log.js
+++ b/src/log.js
@@ -256,7 +256,7 @@ class Log extends GSet {
    * @param {Entry} entry Entry to add
    * @return {Log} New Log containing the appended value
    */
-  async append (data, pointerCount = 1) {
+  async append (data, pointerCount = 1, pin = false) {
     // Update the clock (find the latest clock)
     const newTime = Math.max(this.clock.time, this.heads.reduce(maxClockTimeReducer, 0)) + 1
     this._clock = new Clock(this.clock.id, newTime)
@@ -297,7 +297,8 @@ class Log extends GSet {
       data,
       nexts,
       this.clock,
-      refs
+      refs,
+      pin
     )
 
     const canAppend = await this._access.canAppend(entry, this._identity.provider)