Introduce

Update Instruction

2019-10-18 update :

• modify PoV block fields and rpcs

2019-9-25 update :

• add representation reward contract

2019-9-24 update :

• modify PoV Block Struct

• modify PoV modules

2019-6-20 update :

• add PoV and Miner modules

• add PoV Block Struct

• add PoV confirm fields to Account Block Struct

2019-3-25 update :

• add timestamp to ledger_accountsPending return

2019-3-15 update :

• modify block struct

• add offset for ledger_accounts , ledger_blocks , ledger_accountHistoryTopn interface

• add Mintage modules

• modify ledger_blocksCountByType , ledger_delegators return

• modify ledger_accountsBalances interface name to ledger_accountsBalance

Account Block Struct

field	type	describe
type	string	block type
token	string	token hash for the transaction
address	string	address of generating block
balance	string	balance for the account
previous	string	previous block hash
link	string	if a send transaction, link is receiver address hash, if a receive transaction, link is sender block hash
sender	string	sms sender, encoded by base64 omitempty
receiver	string	sms receiver, encoded by base64 omitempty
message	string	sms message hash
data	string	vm instructions created by contract omitempty
vote	string	benefit weight for vote
network	string	benefit weight for network
storage	string	benefit weight for storage
oracle	string	benefit weight for oracle
timestamp	int64	timestamp ,now is unix time
extra	string	extra data for contract
representative	string	representative address
work	string	work for pow
signature	string	signature
tokenName	string	token name
amount	string	amount for the transaction
hash	string	block hash
povHeight	uint64	PoV reference block height
povConfirmHeight	uint64	PoV confirm block height
povConfirmCount	uint64	PoV confirm count

PoV Block Struct

field	type	description
basHdr	object	block basic header
auxHdr	object	block aux pow header
cbtx	object	block coinbase tx
normBits	uint32	normalized target bits
algoName	string	pow algorithm name
algoEfficiency	uint32	pow algorithm efficiency
algoDifficulty	float64	pow algorithm difficulty
normDifficulty	uint32	pow normalized difficulty

PoV Basic Header

field	type	description
hash	string	block hash
height	uint64	block height
version	uint32	version
previous	string	previous block hash
merkleRoot	string	merkle root of all transactions
timestamp	uint32	timestamp, now is unix time
bits	uint32	target bits
nonce	uint64	nonce number

PoV AuxPow Header

field	type	description
auxMerkleBranch	array	auxiliary chain merkle branch hashes
auxMerkleIndex	uint32	auxiliary chain merkle index/mask
parCoinBaseTx	object	parent chain coinbase transaction
parCoinBaseMerkle	array	parent chain coinbase merkle branch hashes
parMerkleIndex	uint32	parent chain merkle index/mask
parBlockHeader	object	parent chain block header
parentHash	string	parent chain block hash

PoV CoinBase Transaction

field	type	description
version	uint32	transaction version
txIns	array	transaction input list
txOuts	array	transaction output list
stateHash	string	state hash of transactions in pov block body
txNum	uint32	number of transactions in pov block body
hash	object	transaction hash

PoV CoinBase Input

field	type	description
prevTxHash	string	transaction version
prevTxIdx	uint32	transaction input list
extra	string	coinbase extra data (hex bytes)
sequence	uint32	sequence number

PoV CoinBase Output

field	type	description
value	string	coinbase reward value
address	string	coinbase reward address