diff --git a/src/scripts/datapod-profile-example.ts b/src/scripts/datapod-profile-example.ts
index 014f8493623eb3c059cc6213b4901354c4812365..f9dd6a94c85eba59c50ab0cad09ef5bcf8dc7b71 100644
--- a/src/scripts/datapod-profile-example.ts
+++ b/src/scripts/datapod-profile-example.ts
@@ -1,5 +1,12 @@
 // This script shows a minimal working example to publish a datapod profile
 
+// Explaning dependencies:
+// - consts: contains common kinds for index requests
+// - types: contains details about index request fields
+// - kubo-rpc-client: simple rpc client lib available in many langages
+// - collector: contains function defining expected payload to sign
+// - polkadot: contains crypto utils
+
 import { readFileSync } from 'fs'
 import { CESIUM_PLUS_PROFILE_INSERT } from '../consts'
 import type { IndexRequest } from '../types'
@@ -11,12 +18,16 @@ import { u8aToHex } from '@polkadot/util'
 
 // This public Kubo node exposes features necessary to upload data and relay to datapod network
 // This is a simple alternative to embedding an ipfs node when it is not possible or suited
+// Bear in mind that the data sent here can be garbage collected at any moment.
+// If the datapod network did not pin it, it will simply disappear.
+// The datapod network currently does not have pinning strategy and pins nothing.
 const KUBO_RPC = 'https://rpc.datapod.gyroi.de/'
 
 const kubo: KuboRPCClient = create({
   url: new URL(KUBO_RPC)
 })
 
+// main function describing the steps of datapod publication process
 async function main() {
   // 0. keyring
   const keyring = new Keyring({ type: 'ed25519', ss58Format: 42 })
@@ -60,6 +71,7 @@ async function main() {
   const enc = new TextEncoder()
   await kubo.pubsub.publish('ddd', enc.encode(ir_cid.toString() + '\n'))
 
+  // some logging when you run it
   console.log(`➡️ published ${ir_cid} on pubsub`)
   console.log('➡️ corresponding to the following index request')
   console.log(ir)
@@ -69,6 +81,7 @@ async function main() {
   console.log('https://duniter--vue-coinduf-eu.ipns.pagu.re/#/data/' + alice.address)
 }
 
+// run the main function
 main()
 
 // get image for demo purpose
diff --git a/src/types.ts b/src/types.ts
index a2acd3b6ec19a2ee82de8163c4e00afb2b5f54b7..a10d6fc45e37375a97e8103c50c25737f9e460eb 100644
--- a/src/types.ts
+++ b/src/types.ts
@@ -28,6 +28,7 @@ export interface IndexRequest {
   /// signature of the following byte payload :
   /// ["dd" prefix for 'duniter datapods' | timestamp as u64 bytes | kind bytes | data bytes or 0x00]
   // can be null in the case where the signature is inside the data (C+ profile formats for example)
+  // for the moment as hexadecimal strinf prefixed by 0x
   sig: string | null
 }