diff --git a/src/common/io.ts b/src/common/io.ts
index 78a994bf..047bdd86 100644
--- a/src/common/io.ts
+++ b/src/common/io.ts
@@ -72,11 +72,7 @@ import {
 } from '../types/io.js';
 import { AoSigner, mARIOToken } from '../types/token.js';
 import { createAoSigner } from '../utils/ao.js';
-import {
-  getCurrentBlockUnixTimestampMs,
-  paginationParamsToTags,
-  pruneTags,
-} from '../utils/arweave.js';
+import { paginationParamsToTags, pruneTags } from '../utils/arweave.js';
 import { defaultArweave } from './arweave.js';
 import { AOProcess } from './contracts/ao-process.js';
 import { InvalidContractConfigurationError } from './error.js';
@@ -166,12 +162,6 @@ export class ARIOReadable implements AoARIORead {
   async getEpochSettings(params?: EpochInput): Promise<AoEpochSettings> {
     const allTags = [
       { name: 'Action', value: 'Epoch-Settings' },
-      {
-        name: 'Timestamp',
-        value:
-          (params as { timestamp?: number })?.timestamp?.toString() ??
-          (await getCurrentBlockUnixTimestampMs(this.arweave)).toString(),
-      },
       {
         name: 'Epoch-Index',
         value: (params as { epochIndex?: number })?.epochIndex?.toString(),
@@ -185,12 +175,6 @@ export class ARIOReadable implements AoARIORead {
   async getEpoch(epoch?: EpochInput): Promise<AoEpochData> {
     const allTags = [
       { name: 'Action', value: 'Epoch' },
-      {
-        name: 'Timestamp',
-        value:
-          (epoch as { timestamp?: number })?.timestamp?.toString() ??
-          (await getCurrentBlockUnixTimestampMs(this.arweave)).toString(),
-      },
       {
         name: 'Epoch-Index',
         value: (epoch as { epochIndex?: number })?.epochIndex?.toString(),
@@ -349,15 +333,7 @@ export class ARIOReadable implements AoARIORead {
 
   async getCurrentEpoch(): Promise<AoEpochData> {
     return this.process.read<AoEpochData>({
-      tags: [
-        { name: 'Action', value: 'Epoch' },
-        {
-          name: 'Timestamp',
-          value: (
-            await getCurrentBlockUnixTimestampMs(this.arweave)
-          ).toString(),
-        },
-      ],
+      tags: [{ name: 'Action', value: 'Epoch' }],
     });
   }
 
@@ -366,12 +342,6 @@ export class ARIOReadable implements AoARIORead {
   ): Promise<AoWeightedObserver[]> {
     const allTags = [
       { name: 'Action', value: 'Epoch-Prescribed-Observers' },
-      {
-        name: 'Timestamp',
-        value:
-          (epoch as { timestamp?: number })?.timestamp?.toString() ??
-          (await getCurrentBlockUnixTimestampMs(this.arweave)).toString(),
-      },
       {
         name: 'Epoch-Index',
         value: (epoch as { epochIndex?: number })?.epochIndex?.toString(),
@@ -386,12 +356,6 @@ export class ARIOReadable implements AoARIORead {
   async getPrescribedNames(epoch?: EpochInput): Promise<string[]> {
     const allTags = [
       { name: 'Action', value: 'Epoch-Prescribed-Names' },
-      {
-        name: 'Timestamp',
-        value:
-          (epoch as { timestamp?: number })?.timestamp?.toString() ??
-          (await getCurrentBlockUnixTimestampMs(this.arweave)).toString(),
-      },
       {
         name: 'Epoch-Index',
         value: (epoch as { epochIndex?: number })?.epochIndex?.toString(),
@@ -406,12 +370,6 @@ export class ARIOReadable implements AoARIORead {
   async getObservations(epoch?: EpochInput): Promise<AoEpochObservationData> {
     const allTags = [
       { name: 'Action', value: 'Epoch-Observations' },
-      {
-        name: 'Timestamp',
-        value:
-          (epoch as { timestamp?: number })?.timestamp?.toString() ??
-          (await getCurrentBlockUnixTimestampMs(this.arweave)).toString(),
-      },
       {
         name: 'Epoch-Index',
         value: (epoch as { epochIndex?: number })?.epochIndex?.toString(),
@@ -426,12 +384,6 @@ export class ARIOReadable implements AoARIORead {
   async getDistributions(epoch?: EpochInput): Promise<AoEpochDistributionData> {
     const allTags = [
       { name: 'Action', value: 'Epoch-Distributions' },
-      {
-        name: 'Timestamp',
-        value:
-          (epoch as { timestamp?: number })?.timestamp?.toString() ??
-          (await getCurrentBlockUnixTimestampMs(this.arweave)).toString(),
-      },
       {
         name: 'Epoch-Index',
         value: (epoch as { epochIndex?: number })?.epochIndex?.toString(),
@@ -497,19 +449,6 @@ export class ARIOReadable implements AoARIORead {
         name: 'Purchase-Type',
         value: type,
       },
-      {
-        name: 'Timestamp',
-        value: (
-          await this.arweave.blocks
-            .getCurrent()
-            .then((block) => {
-              return { timestamp: block.timestamp * 1000 };
-            })
-            .catch(() => {
-              return { timestamp: Date.now() }; // fallback to current time
-            })
-        ).timestamp.toString(),
-      },
     ];
 
     return this.process.read<number>({
@@ -554,19 +493,6 @@ export class ARIOReadable implements AoARIORead {
         name: 'Fund-From',
         value: fundFrom,
       },
-      {
-        name: 'Timestamp',
-        value: (
-          await this.arweave.blocks
-            .getCurrent()
-            .then((block) => {
-              return { timestamp: block.timestamp * 1000 };
-            })
-            .catch(() => {
-              return { timestamp: Date.now() }; // fallback to current time
-            })
-        ).timestamp.toString(),
-      },
     ];
 
     return this.process.read<CostDetailsResult>({
diff --git a/src/types/io.ts b/src/types/io.ts
index 82fabc0f..d2f5d6bc 100644
--- a/src/types/io.ts
+++ b/src/types/io.ts
@@ -62,9 +62,6 @@ export type EpochInput =
   | {
       epochIndex: AoEpochIndex;
     }
-  | {
-      timestamp: Timestamp;
-    }
   | undefined;
 
 // AO/ARIO Contract
diff --git a/src/utils/arweave.ts b/src/utils/arweave.ts
index b9030949..3b6d6569 100644
--- a/src/utils/arweave.ts
+++ b/src/utils/arweave.ts
@@ -13,10 +13,8 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-import Arweave from 'arweave';
-
 import { ARWEAVE_TX_REGEX } from '../constants.js';
-import { BlockHeight, Timestamp } from '../types/common.js';
+import { BlockHeight } from '../types/common.js';
 import { PaginationParams } from '../types/io.js';
 
 export const validateArweaveId = (id: string): boolean => {
@@ -44,19 +42,6 @@ export const pruneTags = (
   );
 };
 
-export const getCurrentBlockUnixTimestampMs = async (
-  arweave: Arweave,
-): Promise<Timestamp> => {
-  return await arweave.blocks
-    .getCurrent()
-    .then((block) => {
-      return block.timestamp * 1000;
-    })
-    .catch(() => {
-      return Date.now(); // fallback to current time
-    });
-};
-
 export const paginationParamsToTags = <T>(
   params?: PaginationParams<T>,
 ): { name: string; value: string }[] => {
diff --git a/tests/unit/utils.test.ts b/tests/unit/utils.test.ts
index 022329ab..57f20111 100644
--- a/tests/unit/utils.test.ts
+++ b/tests/unit/utils.test.ts
@@ -1,11 +1,7 @@
-import Arweave from 'arweave';
 import { strict as assert } from 'node:assert';
 import { describe, it } from 'node:test';
 
-import {
-  getCurrentBlockUnixTimestampMs,
-  pruneTags,
-} from '../../src/utils/arweave.js';
+import { pruneTags } from '../../src/utils/arweave.js';
 
 describe('pruneTags', () => {
   it('should remove tags with undefined values', () => {
@@ -52,15 +48,3 @@ describe('pruneTags', () => {
     assert.deepEqual(prunedTags, []);
   });
 });
-
-describe('getCurrentBlockUnixTimestamp', () => {
-  it('should return the current block timestamp', async () => {
-    const arweave = Arweave.init({});
-    // cheap way to check the returned timestamp is within the boundaries of the async call
-    const minTimestamp = Date.now();
-    const timestamp = await getCurrentBlockUnixTimestampMs(arweave);
-    const maxTimestamp = Date.now();
-    assert.ok(timestamp >= minTimestamp);
-    assert.ok(timestamp <= maxTimestamp);
-  });
-});