17 votes
Accepted

How do subtangles work?

There are various kind of sub-tangles (or clusters). Here are two examples: Offline Tangles: Together with a certain number of nodes you effectively go offline (or "off the grid") and issue ...
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  • 1,663
5 votes

Persistence of important data on the Tangle

With the Tangle you can only really verify that a particular transaction was issued by a specific party but the data inside the payload must not really be true at all. This is of course true but it ...
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  • 470
4 votes

How can the transactions in the Tangle be ordered temporally?

Due to the dag structure of the Tangle a complete ordering of transactions is impossible. Therefore, the protocol don't relies on transaction time ordering to determine which of two conflicting ...
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  • 5,344
4 votes
Accepted

How to start a new offline subtangle?

If you want to start a subtangle, you always have to reference existing transactions that don't conflict with the "main" tangle. Otherwise your transactions will never get confirmed. More on that here:...
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  • 4,459
4 votes

How to start a new offline subtangle?

When your intention is to later merge the subtangle with the main tangle without doing the POW for all transactions again, your subtangle will already have to start at an existing transaction (...
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  • 7,254
4 votes

How do subtangles work?

Today, with the Coordinator According my understanding, a subtangle is build by a subset of fullnodes disconnected from the main tangle. (The main tangle being the one were the Coo broadcast the ...
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  • 5,344
3 votes

What is the exact stitching process that is being done on the tangle and side-tangle and who is doing it?

This is my speculation on how it is done. Due to the fact that the algorithm is randomized and I am not involved in the process, it may as well be a different algorithm. I don't know who is doing the ...
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  • 7,254
3 votes

What are the parents of the first transactions after a snapshot?

Which tips are referenced as parent by the first (new) transactions? An answer for this question can be found here: Clarify inner workings of the snapshot The genesis transaction (with hash: 999⋯9) ...
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3 votes
Accepted

What happens to a Subtangle if it attaches to an invalid transaction?

Successfull merging of a subtangle and the main tangle: How to start a new offline subtangle? The case, that you have to reattach your whole subtangle occurs when you start your subtangle at a ...
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  • 4,459
3 votes

What happens to a Subtangle if it attaches to an invalid transaction?

When you have a large offline subtangle (which somebody already did the POW for); it is already attached to some (very old) transaction, which has hopefully confirmed until now (when starting an ...
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  • 7,254
2 votes

How can the transactions in the Tangle be ordered temporally?

All that we know is that Tf and Tg come after Ta,Tb, Tc ...and the transactions (directly or indirectly) referenced by Ta, Tb, Tc. That is all the Tangle "knows" about the temporal order of these ...
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2 votes

With IRI version 1.5.2, how does the prevention of lazy tip selection change the tangle's partition tolerance?

IMO, a distinction should be made between different partitioning scenario. Accidental/occasional partitioning It's the situation where a portion of the network is temporary disconnected for a ...
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  • 5,344
2 votes

What happens to a Subtangle if it attaches to an invalid transaction?

Entire subtangle will be treated as invalid and won't be confirmed. That means you have to reattach all of the transactions.
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  • 201

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