Questions tagged [protocol]

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44 views

What exactly happens at the end of a cycle?

The Tezos protocol does a lot of bookkeeping at the end of a cycle to manage its validator set. According to our own research and that of others we came up with a list of assumptions that suggest the ...
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1answer
24 views

Difference made in various protocols

Can anyone briefly explain about "Protocol 003 vs Protocol 004 Athens vs Protocol 005 Babylon vs Protocol 006 Carthage" ?
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1answer
23 views

What is the Genesis key's power after activation?

If somebody had the activator/genesis private key for mainnet (corresponding to edpkvVCdQtDJHPnkmfRZuuHWKzFetH9N9nGP8F7zkwM2BJpjbvAU1N https://gitlab.com/tezos/tezos/blob/master/src/proto_000_Ps9mPmXa/...
2
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1answer
65 views

Is this the right way to activate protocol cathage?

./tezos/tezos-client -l --base-dir ./tmp --addr localhost --port 18731 --block genesis activate protocol PsCARTHAGazKbHtnKfLzQg3kms52kSRpgnDY982a9oYsSXRLQEb with fitness 1 and key activator and ...
1
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1answer
75 views

Testnet node crashes when activating protocol

I managed to manually set up a testnet consisting of 2 nodes on different hosts. The nodes connect, and using tezos-client I can successfully import secret keys (import secret key bootstrap1 ${...
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2answers
44 views

Rewards for Operations

Out of these Operations which operations affect the balance of an Account either by rewards or by any transaction? First four I know they incur a fee at least so that balance gets affected. Can any ...
1
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1answer
44 views

Operations in a block

I have fetched the operations of a specific block and out of that have queris in one operation as shown below. { "protocol": "PsddFKi32cMJ2qPjf43Qv5GDWLDPZb3T3bF6fLKiF5HtvHNU7aP", ...
1
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2answers
149 views

How to calculate price of gas

In Ethereum one can get the gas price using web3.eth.gasPrice. In Tezos, does any RPC provide the gas price, or is there a formula to calculate the gas price?
1
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2answers
85 views

Zero-fee transactions

Need so help to understand the below transaction : [ { "type": "transaction", "id": 279, "level": 26, "timestamp": "2018-06-30T18:07:27Z", "hash": "...
2
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1answer
26 views

Block Heights at which important changes happened to the protocol

I've been exploring the json dumps of each block through ./tezos-client rpc get /chains/main/blocks/<bid> and wanted to know the block heights at which some important changes might have happened ...
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0answers
23 views

Total baking balance calculation (includes inactive bakers stake?)

Does the total baking balance of the Tezos network (for example currently 76.9%) include the delegated XTZ to an inactive/sleeping/closed/defunct delegation services? At which point will these be ...
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6 views

MacOS Catalina & Homebrew

I am running a node on MacOS 10.14 and want to upgrade to 10.15 but I am not sure if Homebrew is compatible yet. Has anyone experienced any issues?
2
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2answers
213 views

Block reward calculation in Babylon

There seems to be a bug in the block reward calculation in Babylon. For example, in block 664451 there were 26 endorsements. So the reward should be 16 * (0.8 + 0.2 * 26 / 32) = 15.4 XTZ (source). ...
1
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1answer
35 views

Recently annouced plan for the implementation of zk-snarks into Tezos -timing?

Apologies for this lay question but I would very much appreciate if anyone could kindly tell me (in plain English for lay people like me) the timeline for the implementation of zk-snarks into Tezos ...
0
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1answer
38 views

What causes the network to slowdown when a new protocol activates?

When Babylon activated there was a period of 30+ minutes where endorsements and bakes were very unstable and we ended up hitting some quite high priorities. I'm curious to know why this is the case ...
5
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1answer
221 views

What is the smallest monetary unit in Tezos?

What is the smallest monetary unit in Tezos, and where is it defined in the code?
5
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2answers
94 views

BABY5 vs. BABYM1? How does the network decide which is the “right” protocol?

The Tezos Docs say: Any node running the May release, in case of a successful promotion vote, will activate protocol 005_PsBABY5H, which contains a bug affecting bigmaps in smart contracts. ...
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0answers
41 views

Why does querying tezos-node for test chain return 404?

I am querying a mainnet tezos node for test chain data using the url specified in the following question: Can I use an RPC to switch the Tezos node to another protocol? Specifically "/chains/test/...
0
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1answer
38 views

What is the procedure for testing a protocol upgrade?

How can we get example RPC data for a protocol upgrade, e.g. Babylon 2.0? How can we make transactions using the test protocol? If we have to deploy our own private network for testing, is there ...
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0answers
42 views

Has anyone been able to run a private dictator chain with the new Proto005 source code?

I normally do all my testing completely privately, so before compiling Tezos I will edit the source code and put my own dictator's public key in. Then after launching the node I'll just inject ...
4
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1answer
548 views

Maximum supply in tezos

1) Is there a way we can vote for a maximum supply in tezos ? 2) would that be a desireable thing from a tokenomics perspective ?
8
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1answer
1k views

What flavor of zksnark in tezos

I have read that Nomadic Labs is working on incorporating some flavor of zksnarks into tezos for future amendment proposal (presumably in 2019). Looking at the literature I see there are many flavors ...
3
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1answer
69 views

Where is the reward operation for athens?

Athens amendment proposal was succesfully integrated as proto004 into the mainnet at level 458753. The first mined block can be seen here https://api6.tzscan.io//v3/block/...
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0answers
31 views

Tokens on Tezos

I'm interested in creating a token, similar to an ERC20 token on Ethereum, on the Tezos network. If I see correctly, as of now there is no possibility to track tokens on any of the public block ...
2
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1answer
59 views

How should I prepare as a baker, for Athens A protocol activation?

Can someone provide a step-by-step guide to help bakers to be prepared for Athens A protocol activation? Do we need to upgrade Ledger baking software?
3
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1answer
39 views

Confusing about the Mathematical representation in white paper

I'm confusing with the S^S. Does it mean S*S in set theory? I need a detailed explain.
2
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1answer
49 views

Is the decimals can be change when protocol updating?

I am confusing when I'm reading the write paper because the decimals is actually 6 now.
2
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0answers
49 views

Calculating the total locked XTZ?

Using TZscan.io Stats - Key Numbers dashboard how can I calculate the total locked XTZ in the system. And shouldn't this be a KPI measure by itself. Since delegators can see very easily move their XTZ ...
6
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1answer
79 views

How to calculate a random seed?

For example, we have 126/128 nonces, revealed in cycle 99. /chains/main/blocks/409599/context/raw/json/cycle/98/nonces?depth=1 If I understand correctly, using these nonces we can calculate the ...
3
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1answer
52 views

Alphanet protocol synced with mainnet

If I test on the alphanet and everything works correctly, can I then safely assume that the same code / process will also work on the mainnet? The current Tezos protocol amendment voting process is ...
4
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1answer
94 views

Node gives testnet error

rebooted my system and restarted the node. Now I'm getting the following error. Is this simply the node telling me that it's not able to run the new fork because I started it with the old (i.e. ...
3
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2answers
225 views

the tezos protocol and the problem of over-delegation

Why does the Tezos protocol allow for baker over-delegation? It is the Tezos protocol itself that has encoded the amount of XTZ that needs to be put up for baking and endorsements and the protocol ...
6
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0answers
101 views

Tendermint vs Grandpa & Babe

It seems Tezos is moving towards the Tendermint consensus, used by Cosmos. However, wouldn't a Grandpa & Babe consensus mechanism, as used in Polkadot, allow for better block scaling? EDIT: I am ...
4
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1answer
36 views

Can /context/constants change apart from a protocol change?

The node RPC allows you to ask for the context constants for any block via /chains/<chain>/blocks/<block>/context/constants. Is it possible for these constants to change apart from a ...
13
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3answers
421 views

What steps should be taken to safely upgrade a baker after a new protocol update

With the Athens upgrade looking likely, I am interested to hear how bakers can safely update their nodes to the latest version whilst experiencing minimum downtime. It has been straightforward doing ...
5
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2answers
214 views

Amending the P2P Layer

Is it possible to amend the P2P layer of Tezos? As far as I understand from here, the amendment process is only for the economic protocol. If we wanted to suggest changes to how the P2P layer works ...
4
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1answer
55 views

Can I use an RPC to switch the Tezos node to another protocol?

What is the command line command or RPC call for switching a Tezos node onto one of the protocol amendments being voted on? During which phases is it possible to switch to a candidate protocol. ...
4
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0answers
19 views

Block Withholding Attacks

Would it be possible to do something similar to selfish mining or rather a block withholding attack in Tezos and if so how would that work? As far as I understand, Tezos being a PoS system, it'll be ...
3
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1answer
66 views

Michelson P2P message encoding

I'm looking to implement full message "forging" with no reliance on RPC calls. The P2P message doc does not cover all the details. Let's say I have the JSON representation of parameters and code, how ...
4
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1answer
38 views

Testnet Fork during Testing Period (Cycles 17-24)

Why is the testnet fork during the Testing Period (Cycles 17-24) only run for 48 hours as compared to the entire duration of 8 cycles of that phase? Wouldn't it make more sense to test for a longer ...
6
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1answer
192 views

What are nonce-revelations?

I'm in the process of setting up a HA baking infrastructure with multiple full nodes and a single baking service that can move to a different node if one goes down. I think I've got a handle on most ...
7
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2answers
135 views

How to generate a fake but valid protocol hash?

How do I generate a fake but valid protocol hash, like ProtoGenesisGenesisGenesisGenesisGenesisGenesk612im?
7
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3answers
193 views

How do I base58 encode the chain ID using Python?

When Tezos needs to sign a baking or endorsement operation payload, byte 0 will be a 0x01 for a baking operation or 0x02 for an endorsement operation. Bytes 1-5 in the operation payload contain the ...
6
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3answers
383 views

Format of public key, signature and key_hash literals

According to grammar present in Michelson specification, there are string constants for types signature, key, key_hash. What is the precise format of these strings? Specifically: Suppose I have a key ...
2
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1answer
90 views

Fees for various operation [duplicate]

I understand that some operations require a minimal fee, for instance ꜩ0.001271 for transfer operations. Besides, some operations require to burn extra tez. Are these fees documented somewhere?
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0answers
70 views

Test chain 48 hours constant [closed]

Why are the 48 hours of test chain completely hard-coded ? https://gitlab.com/tezos/tezos/blob/master/src/proto_alpha/lib_protocol/src/amendment.ml#L88-89 I mean as opposed to coming from e.g. ...
5
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2answers
110 views

what this 2 empty [] mean?

when invoke with rpc api GET ..//operations. always has 2 emtpy []. what this mean? I only care transaction. please tell me kind:transaction is locate index where(must include in last index--...
7
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2answers
256 views

What is the difference between fee and gaslimit?

With Ethereum, max fee is gas multiplied by the gas price. But with Tezos, when i construct an operation, the fee is personally set, why is it not computed by gas_limit?
5
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1answer
50 views

why Inject an operation need latest block?

Can I do without using the latest block? Because I want to do offline signing. Could I perhaps sign with the latest known block instead of the latest?
4
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1answer
223 views

Contract's address format specification

Is there a specification somewhere which explains how to compute a human-readable address of a contract? In order to originate a contract I need to provide its code, initial storage value and some ...