FEIP20V1_P2SH(en-US)

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FEIP20V1_P2SH(en-US)

Contents

Summary

General consensus of FEIP

Consensus of this protocol

Publish

Example

Summary

Protocol type: FEIP
Serial number: 20
Protocol name: P2SH
Version: 1
Description : Publish P2SH redeem script by the address from the script hash.
Author: C_armX
Language: en-US
Created date: 2023-01-06
Last modified date：2023-01-14

General consensus of FEIP

1. FEIP type protocols write data of consensus in OP_RETURN for public witness.

2. The SIGHASH flag of all transaction inputs: ‘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.

6. Since block height 2000000, any operation of writing to freecash blockchain needs more than 1cd consumed.

Consensus of this protocol

1. This protocol is used to publish P2SH redeem script by the address from the script hash.
2. The address is Base58check encoded string of the redeem script's SHA256 + RIPEMD160 hash value with prefix '0x05'.

Publish

field number	field name	type	content	required
1	type	String	Fixed: "FEIP"	Y
2	sn	int	Serial number. Fixed: 20	Y
3	ver	int	Fixed: 1	Y
4	name	String	Fixed: "P2SH"	N
5	pid	string	The PID of this protocol	N
6	data.script	string	Redeem script	Y

Example

"3MRS39FX8bpV9CCjJHavw586q6a9Rogpw2"is a 2/3 multi-signature address of public keys :
030be1d7e633feb2338a74a860e76d893bac525f35a5813cb7b21e27ba1bc8312a
02536e4f3a6871831fa91089a5d5a950b96a31c861956f01459c0cd4f4374b2f67
03f0145ddf5debc7169952b17b5c6a8a566b38742b6aa7b33b667c0a7fa73762e2

The muti-signature address sends a tx to publish the redeem script:
"5221030be1d7e633feb2338a74a860e76d893bac525f35a5813cb7b21e27ba1bc8312a2102536e4f3a6871831fa91089a5d5a950b96a31c861956f01459c0cd4f4374b2f672103f0145ddf5debc7169952b17b5c6a8a566b38742b6aa7b33b667c0a7fa73762e253ae"

{
    "type": "FEIP",
    "sn": 20,
    "ver": 1,
    "name": "P2SH",
    "pid": "",
    "data":{
        "script": "5221030be1d7e633feb2338a74a860e76d893bac525f35a5813cb7b21e27ba1bc8312a2102536e4f3a6871831fa91089a5d5a950b96a31c861956f01459c0cd4f4374b2f672103f0145ddf5debc7169952b17b5c6a8a566b38742b6aa7b33b667c0a7fa73762e253ae"
        }
}