Guide - transaction updates

Minor reference update
Some Bitcoin -> Dash conversions in translation yml
This commit is contained in:
thephez 2017-11-14 12:29:19 -05:00
parent c7b46ef228
commit 3d26a3b490
4 changed files with 50 additions and 54 deletions

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@ -19,28 +19,28 @@ various ways the outputs/inputs are used, such as "prevout", "nextout",
when I'm terribly bored, I should rewrite this whole transaction section
to use those terms and then get feedback to see if it actually helps. -harding -->
Transactions let users spend satoshis. Each transaction is constructed
Transactions let users spend duffs. Each transaction is constructed
out of several parts which enable both simple direct payments and complex
transactions. This section will describe each part and
demonstrate how to use them together to build complete transactions.
To keep things simple, this section pretends coinbase transactions do
not exist. Coinbase transactions can only be created by Bitcoin miners
not exist. Coinbase transactions can only be created by Dash miners
and they're an exception to many of the rules listed below. Instead of
pointing out the coinbase exception to each rule, we invite you to read
about coinbase transactions in the block chain section of this guide.
![The Parts Of A Transaction](/img/dev/en-tx-overview.svg)
The figure above shows the main parts of a Bitcoin transaction. Each
The figure above shows the main parts of a Dash transaction. Each
transaction has at least one input and one output. Each [input][/en/glossary/input]{:#term-input}{:.term} spends the
satoshis paid to a previous output. Each [output][/en/glossary/output]{:#term-output}{:.term} then waits as an Unspent
duffs paid to a previous output. Each [output][/en/glossary/output]{:#term-output}{:.term} then waits as an Unspent
Transaction Output (UTXO) until a later input spends it. When your
Bitcoin wallet tells you that you have a 10,000 satoshi balance, it really
means that you have 10,000 satoshis waiting in one or more UTXOs.
Dash wallet tells you that you have a 10,000 duff balance, it really
means that you have 10,000 duffs waiting in one or more UTXOs.
Each transaction is prefixed by a four-byte [transaction version number][]{:#term-transaction-version-number}{:.term} which tells
Bitcoin peers and miners which set of rules to use to validate it. This
Dash peers and miners which set of rules to use to validate it. This
lets developers create new rules for future transactions without
invalidating previous transactions.
@ -48,9 +48,9 @@ invalidating previous transactions.
An output has an implied index number based on its location in the
transaction---the first output is output zero. The output also has an
amount in satoshis which it pays to a conditional pubkey script. Anyone
amount in duffs which it pays to a conditional pubkey script. Anyone
who can satisfy the conditions of that pubkey script can spend up to the
amount of satoshis paid to it.
amount of duffs paid to it.
An input uses a transaction identifier (txid) and an output index number
(often called "vout" for output vector) to identify a particular output to
@ -63,14 +63,14 @@ The figures below help illustrate how these features are used by
showing the workflow Alice uses to send Bob a transaction and which Bob
later uses to spend that transaction. Both Alice and Bob will use the
most common form of the standard Pay-To-Public-Key-Hash (P2PKH) transaction
type. [P2PKH][/en/glossary/p2pkh-address]{:#term-p2pkh}{:.term} lets Alice spend satoshis to a typical Bitcoin address,
and then lets Bob further spend those satoshis using a simple
type. [P2PKH][/en/glossary/p2pkh-address]{:#term-p2pkh}{:.term} lets Alice spend duffs to a typical Dash address,
and then lets Bob further spend those duffs using a simple
cryptographic key pair.
![Creating A P2PKH Public Key Hash To Receive Payment](/img/dev/en-creating-p2pkh-output.svg)
Bob must first generate a private/public [key pair][]{:#term-key-pair}{:.term} before Alice can create the
first transaction. Bitcoin uses the Elliptic Curve Digital Signature Algorithm (ECDSA) with
first transaction. Dash uses the Elliptic Curve Digital Signature Algorithm (ECDSA) with
the secp256k1 curve; secp256k1 [private keys][/en/glossary/private-key]{:#term-private-key}{:.term} are 256 bits of random
data. A copy of that data is deterministically transformed into an secp256k1 [public
key][/en/glossary/public-key]{:#term-public-key}{:.term}. Because the transformation can be reliably repeated later, the
@ -89,12 +89,12 @@ different states of a public key and to help the text better match the
space-constrained diagrams where "public-key hash" wouldn't fit. -harding -->
Bob provides the pubkey hash to Alice. Pubkey hashes are almost always
sent encoded as Bitcoin [addresses][/en/glossary/address]{:#term-address}{:.term}, which are base58-encoded strings
sent encoded as Dash [addresses][/en/glossary/address]{:#term-address}{:.term}, which are base58-encoded strings
containing an address version number, the hash, and an error-detection
checksum to catch typos. The address can be transmitted
through any medium, including one-way mediums which prevent the spender
from communicating with the receiver, and it can be further encoded
into another format, such as a QR code containing a `bitcoin:`
into another format, such as a QR code containing a `dash:`
URI.
Once Alice has the address and decodes it back into a standard hash, she
@ -143,13 +143,13 @@ broadcast them over the peer-to-peer network.
As illustrated in the figure above, the data Bob signs includes the
txid and output index of the previous transaction, the previous
output's pubkey script, the pubkey script Bob creates which will let the next
recipient spend this transaction's output, and the amount of satoshis to
recipient spend this transaction's output, and the amount of duffs to
spend to the next recipient. In essence, the entire transaction is
signed except for any signature scripts, which hold the full public keys and
secp256k1 signatures.
After putting his signature and public key in the signature script, Bob
broadcasts the transaction to Bitcoin miners through the peer-to-peer
broadcasts the transaction to Dash miners through the peer-to-peer
network. Each peer and miner independently validates the transaction
before broadcasting it further or attempting to include it in a new block of
transactions.
@ -257,7 +257,7 @@ Pubkey scripts are created by spenders who have little interest what
that script does. Receivers do care about the script conditions and, if
they want, they can ask spenders to use a particular pubkey script.
Unfortunately, custom pubkey scripts are less convenient than short
Bitcoin addresses and there was no standard way to communicate them
Dash addresses and there was no standard way to communicate them
between programs prior to widespread implementation of the BIP70 Payment
Protocol discussed later.
@ -285,7 +285,7 @@ Bob spend the output if the redeem script does not return false.
![Unlocking A P2SH Output For Spending](/img/dev/en-unlocking-p2sh-output.svg)
The hash of the redeem script has the same properties as a pubkey
hash---so it can be transformed into the standard Bitcoin address format
hash---so it can be transformed into the standard Dash address format
with only one small change to differentiate it from a standard address.
This makes collecting a P2SH-style address as simple as collecting a
P2PKH-style address. The hash also obfuscates any public keys in the
@ -307,11 +307,11 @@ is the `IsStandard()` test, and transactions which pass it are called
standard transactions.
Non-standard transactions---those that fail the test---may be accepted
by nodes not using the default Bitcoin Core settings. If they are
by nodes not using the default Dash Core settings. If they are
included in blocks, they will also avoid the IsStandard test and be
processed.
Besides making it more difficult for someone to attack Bitcoin for
Besides making it more difficult for someone to attack Dash for
free by broadcasting harmful transactions, the standard transaction
test also helps prevent users from creating transactions today that
would make adding new transaction features in the future more
@ -321,7 +321,7 @@ number, it would become useless as a tool for introducing
backwards-incompatible features.
As of Bitcoin Core 0.9, the standard pubkey script types are:
As of Dash Core 0.12.2, the standard pubkey script types are:
{% endautocrossref %}
@ -332,7 +332,7 @@ As of Bitcoin Core 0.9, the standard pubkey script types are:
{% autocrossref %}
P2PKH is the most common form of pubkey script used to send a transaction to one
or multiple Bitcoin addresses.
or multiple Dash addresses.
{% endautocrossref %}
@ -439,9 +439,9 @@ Consensus rules allow null data outputs up to the maximum allowed pubkey
script size of 10,000 bytes provided they follow all other consensus
rules, such as not having any data pushes larger than 520 bytes.
Bitcoin Core 0.9.x to 0.10.x will, by default, relay and mine null data
Dash Core 0.11.x will, by default, relay and mine null data
transactions with up to 40 bytes in a single data push and only one null
data output that pays exactly 0 satoshis:
data output that pays exactly 0 duffs:
{% endautocrossref %}
@ -450,16 +450,13 @@ Pubkey Script: OP_RETURN <0 to 40 bytes of data>
(Null data scripts cannot be spent, so there's no signature script.)
~~~
Bitcoin Core 0.11.x increases this default to 80 bytes, with the other
rules remaining the same.
Bitcoin Core 0.12.0 defaults
Dash Core 0.12.1 defaults
to relaying and mining null data outputs with up to 83 bytes with any
number of data pushes, provided the total byte limit is not exceeded.
There must still only be a single null data output and it must still pay
exactly 0 satoshis.
exactly 0 duffs.
The `-datacarriersize` Bitcoin Core configuration option allows you to
The `-datacarriersize` Dash Core configuration option allows you to
set the maximum number of bytes in null data outputs that you will relay
or mine.
@ -469,7 +466,7 @@ or mine.
{% autocrossref %}
If you use anything besides a standard pubkey script in an output, peers
and miners using the default Bitcoin Core settings will neither
and miners using the default Dash Core settings will neither
accept, broadcast, nor mine your transaction. When you try to broadcast
your transaction to a peer running the default settings, you will
receive an error.
@ -485,10 +482,9 @@ that don't follow the standard mempool policy.
Note: standard transactions are designed to protect and help the
network, not prevent you from making mistakes. It's easy to create
standard transactions which make the satoshis sent to them unspendable.
standard transactions which make the duffs sent to them unspendable.
As of Bitcoin Core 0.9.3, standard transactions must also meet the following
conditions:
Standard transactions must also meet the following conditions:
* The transaction must be finalized: either its locktime must be in the
past (or less than or equal to the current block height), or all of its sequence
@ -511,9 +507,9 @@ conditions:
* The transaction must not include any outputs which receive fewer than
1/3 as many satoshis as it would take to spend it in a typical input.
That's [currently 546 satoshis][bitcoin core fee drop commit] for a
P2PKH or P2SH output on a Bitcoin Core node with the default relay fee.
Exception: standard null data outputs must receive zero satoshis.
That's currently 5460 duffs for a
P2PKH or P2SH output on a Dash Core node with the default relay fee.
Exception: standard null data outputs must receive zero duffs.
{% endautocrossref %}

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@ -68,7 +68,7 @@ As of Dash Core 0.12.2.0, the most recent protocol version is 70208.
| Version | Initial Release | Major Changes
|---------|------------------------------------|--------------
| 70208 | Dash Core 0.12.2.x <br>(Nov 2017) | • DIP-0001 (2MB blocks)<br>• Fee reduction (10x)<br>• InstantSend fix<br>• PrivateSend improvements<br>_Experimental_ HD wallet
| 70206 | Dash Core 0.12.1.x <br>(Mar 2017) | • BIP-0065 (CheckLockTimeVerify)<br>• BIP-0112 (CheckSequenceVerify)
| 70206 | Dash Core 0.12.1.x <br>(Mar 2017) | • Switch to Bitcoin Core 0.12.1<br> BIP-0065 (CheckLockTimeVerify)<br>• BIP-0112 (CheckSequenceVerify)
| 70103 | Dash Core 0.12.0.x <br>(Aug 2015) | • Switch to Bitcoin Core 0.10<br>• Decentralized budget system<br>• New IX implementation
| 70076 | Dash Core 0.11.2.x <br>(Mar 2015) | • Masternode enhancements<br>• Mining/relay policy enhancements<br>• BIP-66 - strict DER encoding for signatures
| 70066 | Dash Core 0.11.1.x <br>(Feb 2015) | • InstantX fully implemented<br>• Spork fully implemented<br>• Masternode payment updates<br>• Rebrand to Dash (0.11.1.26)

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@ -27,7 +27,7 @@ http://opensource.org/licenses/MIT.
{% when "bcc help" %}<a href="/en/bitcoin-core/help">Help</a>
{% when "bcc news" %}<a href="/en/version-history">News</a>
{% when "bitcoin" %}<a href="/{{page.lang}}/">{% translate bitcoin vocabulary %}</a>
{% when "dev docs" %}<a href="/en/developer-documentation">Dev Docs</a>
{% when "dev docs" %}<a href="/en/developer-documentation">Developer Documentation</a>
{% when "glossary" %}<a href="/en/developer-glossary">Glossary</a>
{% else %}{% die "Breadcrumb not found in _includes/layout/breadcrumbs.html" %}
{% endcase %}