Questions tagged [transaction-data]

Discussion of any data included in a Monero transaction

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1answer
38 views

Is there a way to see all the transactions coming through my Monero node?

I'm running monerod on my Ubuntu server and if I create a transaction using Monerujo using my node to process it, can I see it in my monerod console? If not, how can I see the transactions going ...
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32 views

freezed computer -> force restart -> monero created address disappeared (but already sent coin to this address)

I downloaded official website's monero-gui-win-x64-v0.14.0.0\monero-gui-v0.14.0.0 on this wallet, i clicked to find receive address to send monero coins(xmr). so on this wallet i saw receive ...
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2answers
48 views

Can I identify the true input of a transaction as the spender on an explorer?

What information would I need to discern my true input to the transaction from the mixins? Can this be easily done?
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1answer
43 views

How to get the base transaction hash from the blocktemplate_blob [duplicate]

I want to know how to generate different blockhashing_blobs using blocktemplate_blob, returned by the RPC get_block_template method, with different extra fields. To do this, I need to manually ...
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1answer
46 views

Correctly retrieving the tx_pubkey from a transaction

I found, in the code, an example of a function that retrieves a public key from a transaction. The comments say that because of a previous bug, the tx may contain more than one public key. Do I ...
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1answer
32 views

Using Trezor, trying to retrieve tx_key

I made sure to check that store-tx-info = 1 before sending. I seem to recall trying this in an earlier version and it was successful Now I am getting a result of: get_tx_key txid Wallet password: ...
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0answers
27 views

Adding additional output field in transaction for output validation

Good day, I am trying to integrate a post quantum signature scheme into the Monero codebase, first I had so many issues with key sizes and key derivations, but right now it seems to be partially ...
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1answer
58 views

Generating key derivation in construct_miner_tx

Good day! I am trying to understand the construct_miner_tx function inside cryptonote_tx_utils.cpp and I am stuck on comparing what is being discussed in the zero to monero reference pdf regarding ...
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1answer
53 views

How to use the --extra-messages-file option?

monerod has an option to include an extra message in a coinbase transaction with --extra-messages-file. What format should the text in the file be? Hex, Decimal, or some other format? Once the ...
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2answers
65 views

Where can I find the transaction amount checking logic in the source code?

I'm a newbie to Monero. My question is how Monero does the amount checking logic (the input amount should be larger than the output amount in a transaction) when a node receives a raw transaction. I ...
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1answer
48 views

How does one craft a Monero transaction locally, sign with their private key and then broadcast using javascript?

I'm looking for the specs to craft a Monero transaction and then sign this transaction with my Monero private spend key. Then broadcast this signed transaction to a node. I want to do this in ...
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1answer
69 views

Global index of output

Can anyone please tell me, is there a way to find out the future global index of the output that is currently in the tx pool?
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1answer
71 views

Signatures instead of rct_signatures in a transaction

I'v noticed that the current version of transaction in monero is now: vin, vout, extra, rct_signatures etc. My question is - when I run monero in testnet environment on my computer, the transaction ...
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1answer
65 views

Trying to update a small analysis, does anyone have a source on current median transaction sizes?

Doing this little shitpost: https://www.reddit.com/r/Monero/comments/9s5n51/monero_selfish_mining_strategy_when_you_need_to/, need to update because it's currently using RingCT figures
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1answer
34 views

Command for returning transactions in json format to external code

I want to iterate (from a Python program) over all the outputs of all the transactions on the blockchain. Is there any RCP command or something like that, that returns a structure of transactions as ...
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1answer
54 views

Correlation between transaction vout key and an address

I'm working on a more robust implemenatation for a mining pool to figure out what the actual amount was it received from a block's reward. Retrieving a block using getblock includes the miner_tx ...
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1answer
112 views

The entire lifecycle of an XMR transaction with RingCT

I'm trying to understand the data structure in monerod and create a simple workflow for a transaction's life cycle. It doesn't look like this has been done post-RingCT activation, and I see a lot of ...
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1answer
73 views

Getting transaction hash / ID from the raw data

Is it possible to get the hash/ID of the transaction having its raw signed hex value only?
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1answer
20 views

What's the appropriate place to add additional validity checks for transactions?

What's the appropriate place to add additional validity checks for transactions? (check_tx_inputs?, does every tx pass through this, including during reorgs and such?)
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1answer
71 views

How does key images work when you create a transaction using two or more of your previously unspent transaction outputs?

I've read key images are the critical element in Monero to avoid double spends. I think I understand how it works when you are using only one of your previously unspent transaction outputs to create ...
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1answer
116 views

Can the sender of the transaction find out via any blockchain explorer, how much money he sent?

The sender has all 4 keys and can have the destination address, but does not have the tx_key, is there any way to find out, how much money he sent in a transaction using any blockchain explorer? Or ...
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1answer
76 views

Can the sender find an address of the receiver of the transaction when not using GUI wallet?

wallet-CLI was used to send the transaction, but the sender forgot, where he send the money, so is there a way to determine, where it was sent? I would prefer wallet-CLI or wallet-RPC solution if ...
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4answers
67 views

How can I check if a transaction is mined into the blockchain?

How can I check if a transaction is mined into the blockchain ? How much time does it take for this if the transaction is less then 1000$ ?
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1answer
81 views

How to buy monero for cash?

How to buy monero for cash ? I meet with the seller, then give him cash and send him my wallet address using some messenger. Then he using a laptop or smartphone send xmr to my address. How much time ...
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1answer
117 views

How to create more outputs?

I forked aeon/monero for fun and to learn. I have seed nodes running, pools running, miners running. The blockchain syncs, nodes connect to eachother. I can send transactions from the cli wallet only ...
2
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1answer
172 views

How to parse transaction extra field to extract pubkey

Is there some description of transaction extra field? From rpc-request to blockchain I have tx object with extra(Uint8Array). In monero repo I found how they parse extra field, but don't understand in ...
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1answer
95 views

Does it make sense to run two nodes in order to disguise your identifiable information?

I'm repeatedly encountering statements related to passive monitoring. Like that: If you send XMR frequently to another person, an attacker passively monitoring both parties will know with ...
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1answer
433 views

How to get a Monero Transaction Hash to check incoming deposit on MoneroAddress.org generated address - without CLI or GUI wallet? [closed]

I need some help with following! I have set up a monero address with moneroaddress.org. I want to be able to check if that address has received a monero payment using any available online tools / ...
4
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1answer
257 views

What is the “SpendProofV1…” or “OutProofV1…” in the details of a sent transaction in the GUI?

I'm guessing it's either the Confidential Transaction range-proof? Or is it some kind of proof-of-payment I can send to the recipient to prove... payment...? Either way, what privacy or security is ...
2
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2answers
362 views

Recover an XMO transaction

I have an XMR Monero wallet on my MAC computer, went through Changelly and sent (accidentally) XMO to it instead of XMR. Everything was correct except I sent XMO instead of XMR. I have looked at a ...
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1answer
76 views

Where can I find the random public key R=rG in a Tx?

I've read the white paper of Monero(CryptoNote v2.0) and a problem confuses me. This paper says that when Alice sends coin to Bob, she uses P = Hs(rA)G + B as a destination key and packs value R = rG ...
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1answer
118 views

How can I choose addresses to create a ring signature for a transaction

I am doing a project based on blockchain, and I found that Monero is a good candidate for my project because of its ring signature scheme. The scenario is that I would like to create a transaction ...
2
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1answer
131 views

Theoretically, is it possible to send a value of 0 to someone?

And if the answer is yes, doesn't it compromise the anonymity property? Assuming my wallet client does not check the transfer amount. (I prefer mathematical explanations).
2
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1answer
139 views

V7 hard fork inputs sorting

I've seen that the new hard fork requires the inputs to be sorted. I already had some transactions rejected from my testnet node due to this rule. So, the question is: How are the inputs supposed to ...
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2answers
111 views

Duplicate output keys

Output keys are 256 bits public keys. They should be unique. Are there any duplicate output keys ? What happens if there is any ? Is it a double spend ?
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1answer
230 views

Transaction structure: Question about ecdhInfo

This question by kenshi84 shows how the pseudoOuts and outPk fields can be validated by anyone (without knowing any of the private keys involved), by checking that sumIn === sumOut: > var H = ...
2
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2answers
76 views

Does the receiver need to be online in order to complete a transaction?

By reading Crypto-Note paper, I see that there is a diffie-helman key exchange. To that end, does the receiver need to be online to complete that key-exchange? Thanks.
4
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1answer
158 views

How the receiver knows the amount that he received from the sender?

After the receiver scan the blockchain and identifies his own transaction, how does he know the amount that he received in that Tx? (Without off-chain communication) I appreciate a Technical ...
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0answers
216 views

Unable to get any transactions from walletd JSON RPC response

I apologise for being slightly off-topic here, but I'm clueless at this moment and struggling with finding an answer for some time now... I have daemons forked from original CryptoNote source code ...
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1answer
133 views

Was the reasoning behind the large tx extra in minergate's transactions ever revealed?

It's absolutely enormous. Was it revealed why it's used? This is a Minergate block: http://explore.moneroworld.com/tx/bba343e5e172f07f623fb34c0cbd26519567cc374c5d61d468d370714f3d5b66 This is a ...
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1answer
187 views

More than one real input per transaction?

Is it possible to have more than one real input in a monero transaction? If yes, how can you know how many mixins are there and how many real inputs? If no, how do you explain this: https://...
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3answers
290 views

Is there a way to make unsigned transaction, sign and submit manually using wallet RPC?

I want to make unsigned transactions, sign and submit manually using wallet RPC. I know that transfer method does them directly, but I want to do it separately. However I can't find the way using ...
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1answer
166 views

Sent Monero to Shapeshift [duplicate]

Mined my first monero.. got 0.42 in three months and was very excited to cash in for some December pocket money but it never arrived shapeshift even though my monero wallet showed it was sent.. that ...
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0answers
129 views

Intentionally reveal unspent transaction outputs (UTXOs)

As per this discussion I learned it is not possible in Monero to count the total unspent transaction outputs (UTXOs) in the blockchain to verify the total coin supply. I can understand that this is ...
2
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1answer
121 views

Reading Signed/unsigned tx files

I'd like to transfer files between cold and hot wallets via QR codes. Python can't seem to decode/encode the bytes in the unsigned tx file. Can someone confirm they are mostly binary, and some sort of ...
4
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1answer
208 views

How does input reference the output of some transaction?

So I want to understand how does Monero work under the hood. Input of tx is structured as follows: "vin": [ { "key": { "amount": 0, "key_offsets": [ 17927, 10436, 804, 32, ...
2
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1answer
201 views

Is it easily provable by a third party that the key image used in a transaction is associated with the spent output without revealing the (P,I) pair?

What I'm getting at is I'd like to know how the Monero network can know that a key image used in a transaction is not either forged (probably an easy answer) or created from a different output owned ...
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2answers
518 views

Is it possible to attach a message to monero transactions?

It would be useful if we can attach a message to monero transactions for reference. Is there any future features in the works to do something like this? Bitcoin has OP_RETURN with 40 byte limit.
2
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1answer
542 views

How does the payment id appear in a transaction?

I'm having troubles finding the payment ID in a transaction info. I'm using the daemon RPC API to get the transaction info. According to the official documentation the extra field is used for the ...
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1answer
109 views

Are there options for `show_transfers` to change the date format?

I recently made a transfer; and, when running show_transfers in the CLI wallet, the transaction reflects a date format of HH:MM:ss AM/PM. All the other transactions in that output are reflected as ...