FEIP8V5_Declaration(en-US)

[昌用]

FEIP8: Declaration
Version: 5
Language: en-US
Author: C_armX
Status: draft
Create: 2021-06-18
Update：2022-05-04
PID: 
TXID: 

FEIP8V5_Declaration(en-US)

Contents

Introduction

General rules of FEIP type protocols

Rules specific to this protocol

Make a declaration

Introduction

Protocol type: FEIP
Serial number: 8
Protocol name: Declaration
Version: 5
Description : Make declarations on chain.
Author: C_armX
Language: en-US
Previous version PID:

General consensus of FEIP type protocols

1. Write important data in OP_RETURN for public witness under FEIP type protocols.

2. The SIGHASH flag of all transaction inputs is ‘ALL’ (value 0x01).

3. The max size of OP_RETURN : 4096 bytes.

4. The format of the data in op_return: JSON.

5. Encoding : utf-8.

Consensus of this protocol

1. Anyone can sign and publish an on-chain declaration.

2. The content of the declaration is that the signer clearly agrees and is willing to bear corresponding responsibilities.

Make a declaration

The OP_RETURN of which contains the data as follows:

field number	field name	type	length	content	required
1	type	String	4	Fixed: "FEIP"<br>Case insensitive	Y
2	sn	int	1	Serial number<br>Fixed: 8	Y
3	ver	int	1	Fixed: 5	Y
4	name	String	11	Fixed: "Declaration"<br>Case insensitive	N
5	pid	hex	32	Sha256 value of this protocol file	N
6	data.title	string	1~256	the title of declaration	N
6	data.content	string	1~3072	the content of declaration	Y

Example

{
    "type": "FEIP",
    "sn": 8,
    "ver": 5,
    "name": "Declaration",
    "pid": "",
    "data":{
        "title": "About Donation"
        "content": "I accept donations from any one."
        }
}