...d from the input part of the transaction, thereby improving the efficiency and scalability of the transaction. The locking script only contains the public key hash, while the unlocking script (witness) contains the signature and the public key.
Lock script: OP_0 OP_PUSHBYTES_20 ``
Unlock scrip...
...品所有者
```rust
// single listing which contains listed item and its price in COIN
// attach actual item as dynamic object field, so we dont define any item field here
struct Listing has key, store {
id: UID,
ask: u64,
owner: address
}
```
#...
...o/YBlog/blob/master/excellent_article/Having a safe CEX: proof of solvency and beyond.md)查看.
文章链接: [地址](https://docs.celestia.org/concepts/how-celestia-works/data-availability-layer)
Celestia的数据可用性层(DA)是一个被传的神乎其神的技术, 同时被寄以厚望...
.../**
* @title Ownable
* @dev The Ownable contract has an owner address, and provides basic authorization control
* functions, this simplifies the implementation of "user permissions".
*/
contract Ownable {
address public owner;
/**
* @dev The Ownable constructor sets the o...