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Questions tagged [airdrop]

The tag has no usage guidance.

1
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0answers
18 views

“Error: gas required exceeds allowance or always failing transaction” for simple AirDropper contract

I try to use simple AirDrop contract taken from https://github.com/omisego/airdrop/blob/master/contracts/Airdropper.sol - https://gist.github.com/Gim6626/083d556e0a41da5172de0c49ffd64577 . It ...
3
votes
2answers
60 views

ERC20 transfer reverts when called from one smart contract

I have an ERC20 token MyToken which seems to be working fine. I have another smart contract AirDrop, that is supposed to distribute MyToken. The sendTokens() method takes an array of addresses, and an ...
1
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0answers
41 views

Is http://zrx.plus a legit site to claim my 0x exchange tokens? [closed]

Is http://zrx.plus/ a legit site to claim my 0x coins? What are some precautions to have before claiming my air drop?
2
votes
0answers
29 views

Gas Estimation Failed for Airdrop for sending Tokens to Multiple Addresses using Remix

I have deployed a Crowdsale contract and now I need to send my Tokens to a list of addresses using remix and injected web3. I am using below code for Airdrop but when I send tokens to multiple ...
0
votes
1answer
58 views

How to send multiple ERC20 tokens

There are about 2k ethereum addresses I'm supposed to send my ERC20 token to. Doing this manually is a no no. I've searched to and fro to no but most of the tutorials are not detailed enough. So can ...
0
votes
0answers
30 views

How can I create a smart contract which airdrops ERC 20 tokens to user?

I want to create a smart contract which airdrops ERC 20 tokens to registeres & verified user. What would be the procedure for this? Is it necessary for me to pay the gas fees for airdropping ...
1
vote
1answer
85 views

Solidity airdrop exiting with REVERT opcode

I work on solidity airdrop contract. I tested the contract in ropsten testnet https://ropsten.etherscan.io/address/0xc91cc586a0f4b08df677b0b0ef3e1e96cea9a1b2#tokentxns Our goal is working multisend ...
4
votes
2answers
312 views

Who has access to ethereum 0x0000000000000000000000000000000000000000 address?

Who own ethereum 0x0000000000000000000000000000000000000000 address? I have received some 0Chain token from this address. I know this is a genesis address but who can access it?
1
vote
1answer
21 views

Do I need different etherium adresses for every airdrop?

I want to register in some airdrops. I need to type same etherium address in all airdrops or I need to create new account in metamask so I have different etherium address for every airdrop ?
0
votes
1answer
106 views

Airdrop Gas Considerations

Let's say I want to airdrop various amounts of an ERC20 token to 10,000 different wallets. How/Why is a smart contract that handles the airdrop in batches (as described here) is cheaper in gas than ...
0
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1answer
212 views

Thoughts about implementing masternodes in a ERC20 Token

I am developing a cryptocurrency on top of ethereum blockchain that will have some sort of rewarding features for the large hodlers of the coin. I know two ways of doing that: Airdrop - like Pundi X ...
0
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0answers
124 views

How to use Airdrop Contract Code

I want to use the airdrop contract added in this question: Unable to check Airdropped Tokens I need a little guide on how to add the amount of token to send.. for this, I want to send every user the ...
1
vote
1answer
121 views

how to implement an airdrop function inside a smart contract

I have a Erc20 token X and an Smart Contract A Smart Contract A contains 1000 X Tokens. How can an User get an defined amount of X Tokens from this Smart Contract? (something like an Airdrop) So ...
0
votes
1answer
76 views

Airdrop function executing but balances not updating

I created the following code for token generation and airdrop. The token generation is working. I am able to execute the Drop() function (and got confirmations of contract execution) but the token ...
0
votes
2answers
76 views

Airdrop token code not working

I have this code to send a multi-transaction of token in a short airdrop pragma solidity ^0.4.18; contract ERC20 { function transfer(address _recipient, uint256 _value) public returns (bool ...
0
votes
1answer
47 views

Spoon vs fork vs airdrop

Can someone explain the exact differences between the three? I'm most familiar with the fork, where the rules of generating blocks change creating a fork where miners can choose to follow the old ...
0
votes
3answers
619 views

HOW TO AIRDROP TOKENS SUCCESSFULLY

Hi guys quick and simple question.... i have the script for airdropping tokens, all i need is to know what and how to input these value on the drop section of remix script:token,recipient,values. ...
2
votes
1answer
122 views

airdrop functionality

what is the functionality of use of "Airdrop" in smart contract, have seen many where result pop-up "adding airdrop in already deployed smart contract" as far as my knowledge once smart contract is ...
0
votes
1answer
78 views

my solidity airdrop contract don't works

I works in a last 3 days on solidity airdrop smart contract , i tried it on rinkeby but don't work. i try several time but fail and i dont know why. Here my last fail TX A total of 86 steps found. ...
2
votes
1answer
1k views

What is a Erc20 (UBT) token I received in my wallet according to EtherScan?

I look in my EtherScan and it says that 5 days ago and 10 in value I received a token called Erc20(UBT) and I click on it, it's a Universal Bonus Token that came from an address = 0x00000000000... ...
0
votes
0answers
344 views

Script to Airdrop ERC-20 token

I've created a token on testnet out of curiosity. Token was created I'm able to transfer token to other testnet wallet I created. I'm interest to run an airdrop to all of this testnet wallet but I'm ...
2
votes
1answer
381 views

Parsing Ethereum Blockchain into SQL

We're looking to do an airdrop to all Ethereum wallets with a balance of .1 ETH or greater, but are having a hard time capturing the balances of every wallet in a quick fashion. We're trying to use ...
1
vote
1answer
351 views

Airdrop cost optimization

I am planning an airdrop of an ERC20 mintable token created through a crowdsale contract based on Open Zeppelin. Now what I am wondering, is what would be the cost effective way of adding an airdrop ...
0
votes
2answers
236 views

Do we have an API for airdrop

I am creating an news app which will show the ICO and Airdrop details. Is there is any API for Airdrop news ?
1
vote
1answer
31 views

Incorrect Values for total supply/distributed amount

I am working on releasing a token on Eth and have been tinkering with some code to allow the token to be claimed via people sending 0 eth to the contract address. So far I have managed to implement ...
2
votes
2answers
504 views

Distribute token to multiple address not working

I have this smart contract to send tokens to multiple addresses: pragma solidity ^0.4.18; contract ERC20 { function transfer(address _recipient, uint256 _value) public returns (bool success); } ...
0
votes
0answers
192 views

Airdrop with ERC20 Token [duplicate]

What I’m trying to determine is if we create a new ERC20 token and group to distribute 10,000 wallet addresses as part of an airdrop campaign when the token is launched, can we avoid paying gas for ...
5
votes
2answers
880 views

best practice for airdrops and gas usage

I tried to write an airdrop contract which takes a list of recipients and a list of balances and then can be commanded to airdrop all at once. With code below I can launch a single transaction able to ...
4
votes
1answer
749 views

The most cost effective way to perform an Airdrop of tokens

I am doing a project where I create a token and try to airdrop it to as many people as possible. The challenge is to figure out the most cost-effective way to do so. I had two options: Create a "...
3
votes
3answers
1k views

Can the total supply of a token be increased after deployment?

Non-developer here. I have just read Pundi X's blog post about their proposed forthcoming token split and I am curious about how they could implement this: https://medium.com/pundix/rc-request-for-...
0
votes
1answer
817 views

How to call & use ERC20 airdrop smartcontract

I'm using remix solidity browser compiler. I deployed this code for an AirDrop smart contract: https://pastebin.com/kzYxmEab I used the same address to create/deploy the Airdrop contract as was used ...
1
vote
1answer
1k views

Adding Airdrop functionality to an already deployed erc20 smart contract [duplicate]

How can you add airdrop functionality to an already deployed smart contract on the mist wallet?
0
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2answers
1k views

Why MetaMask always asking high gas price? which one can i use alternative to metamask for token distribution?

While i am distributing tokens i am using a special contract to airdrop the tokens to multiple addresses at a time but metamask is demanding high gas prices which costs me huge am always ...
0
votes
0answers
73 views

Sending an erc-20 token to many addresses [duplicate]

hello hope you are good ! i want to send a token to a multiple eth adresses, like to a 1000 adresses at once ( execute an airdrop ) can i do it with metamask ? i need your help guys i tried ...
1
vote
0answers
179 views

How to send tokens from an existing contract to multiple people (will reward with $20 in eth) [duplicate]

EDIT: This question is not a duplicate. I am asking for someone to walk me through the entire process of distributing my token to multiple individuals. I am entirely new to coding and as such have ...
0
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1answer
2k views

Airdropping ERC20 Tokens to multiple addresses in a single transaction

done , wrong question. better to use this contract ERC20 { function transfer(address _recipient, uint256 _value) public returns (bool success); } contract Airdrop { function drop(ERC20 token, ...
0
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2answers
1k views

Unable to check Airdropped Tokens

I used Mist Wallet (Rinkeby Network) to try this. Have created a contract same as given here. For the sake of quick understanding, am pasting it below. I created this contract from the same owner ...