Unanswered Questions
219 questions with no upvoted or accepted answers
5
votes
0
answers
195
views
How to approach building a custom UTXO index on top of a full-node
I want to avoid physically importing addresses into a wallet. I want to write a UTXO indexing system on a per-address basis.
I often wonder how a wallet can keep track of all of its addresses' UTXOs, ...
- 77.9k
4
votes
1
answer
106
views
Do any full-node clients compress blocks?
Does Bitcoin Core or any other full node capable client compress the blocks in transit on the network or locally on the node's filesystem?
I used 7z to compress a handful of my locally stored blocks, ...
CommunityBot
- 1
4
votes
1
answer
256
views
Simulating -walletnotify option in Electrum
When run in daemon mode, bitcoind accepts a parameter -walletnotify=<cmd> which runs <cmd> whenever a wallet transaction changes due to sending/receiving.
Is there a similar feature in ...
CommunityBot
- 1
3
votes
0
answers
54
views
What are the privacy implications of sharing or publishing the .onion address of a bitcoin node?
Some tutorials redact the .onion address of their nodes for privacy reasons: https://coldcard.com/docs/img/econoalch/Sparrow47.png
What are the attack vectors that they are defending themselves from? ...
3
votes
1
answer
481
views
Is it bad practice to run full node with all Bitcoin P2P protocol optional services enabled?
I am running my full node /Satoshi:23.0.0/ with all optional services enabled.
These are: NETWORK, BLOOM, WITNESS, COMPACT_FILTERS, and NETWORK_LIMITED.
My bitcoin.conf file contains following entries:...
CommunityBot
- 1
3
votes
2
answers
386
views
In Electrum, how does one watch/poll a wallet for an incoming payments to a certain address via API?
I want to create a simple way to accepting bitcoins on my own, using Electrum. I don't except big volume. I suppose, I'd have at most a handful of incoming payments in the beginning.
That is, I ...
CommunityBot
- 1
3
votes
0
answers
429
views
UTXO snapshots and history pruning
Is there a research, BIP proposal or simple discussion about possible improvement on the size required to run a full node and a way to shrink/prune the history of bitcoin and have fast sync?
Let me ...
- 244
3
votes
1
answer
945
views
Local balance query for Bitcoin address
I would like to be able to query the balance of an address (not belonging to me). The data should come from a fully synced bitcoin full node inside the local LAN and I do not want to query any api ...
CommunityBot
- 1
3
votes
0
answers
466
views
Electrum Seed Purpose for MultiSig Wallet
I'm curious as to what exactly is protected by the seed that Electrum generates for a multisig wallet. My knowledge of the protocol implementation is rather basic, so please correct me where I'm wrong ...
CommunityBot
- 1
3
votes
0
answers
5k
views
Electrum transaction still says unconfirmed parent
A transaction from Electrum is still showing unconfirmed parent even though the previous transaction in the chain has completed. Electrum has shown this for 24 hours now. I realize that my fee is ...
- 77.9k
3
votes
0
answers
184
views
Electrum via command-line: can generic blockchain info be requested?
For example can I ask the Electrum client via it's API what the height or version of the latest block is? Looking through the docs all I currently see is wallet commands.
- 5,184
3
votes
0
answers
252
views
Electrum - Why do I have to Restore every time I use it?
I did not forget my password. I have been done dozens of transactions with Electrum, and every time I try to send bitcoins, I get "Invalid Password". So I restore from seed, set a new password, use it ...
- 31
3
votes
0
answers
429
views
Is it possible to import transaction history from an old electrum wallet to a new electrum wallet?
I see there is an option to export history but no option to import history. It would be nice to keep all my history in one wallet. Thx.
- 31
2
votes
0
answers
22
views
How do I connect my S19s with my full node for solo mining?
I am running a full node server and attempting to attach a dozen S19 miners. The Bitcoin Core machine seems to be up and running, fully synced and I can ping it. I also can see it is listening on the ...
- 77.9k
2
votes
0
answers
110
views
How does Electrum's "send change to lightning" work?
In Electrum, when sending to a non-Lightning ₿ address, I can choose the "send change to lightning" option. How does this work?
- 4,725