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Reference
ISCN web widget API Reference

Formatting the widget URL

Base URL

Input Params

Query String
Description
fingerprint
IPFS hash of content, cid v0
type
Type of content, default is article
tags
(optional) list of tags separated by comma
title
Title of the content
license
License of the content. Fixed as CCSA 4.0 for now if publisher is not set
url
URL of the content
publisher
(optional) name of the platform if your content was published through a platform. Currently only matters is valid option.
state
(optional) local state to be passed back after signing success, used for data/security purpose
redirect_uri
(optional) Act as a whitelist host for postMessage, actual redirect is not implemented, please use with opener below
opener
(optional) default false. If set, would fire a postMessage back to window.opener with redirect_uri host as target, then close current window
blocking
(optional) default false, wait until transaction is confirmed before finishing

Output Params

Query String
Description
tx_hash
transaction hash of resulting payment, verify status using transaction status query API
error
set if any catchable error occur
success
only if blocking is set, return true if transaction success
state
locale state that was passed as input, used for data/security purpose

PostMessage format

if opener and redirect_uri is set, the widget would fire a postMessage to redirect_uri 's origin.
const message = JSON.stringify({
action: 'ISCN_SUBMITTED',
data: {
tx_hash,
error,
state,
success,
},
});
this.windowOpener.postMessage(message, this.redirectOrigin);
window.close();
Following links are in testnet.

Tx Status Query:

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Outline
Formatting the widget URL
Base URL
Input Params
Output Params
PostMessage format
Example Link