{"id":14482,"date":"2023-06-22T04:47:52","date_gmt":"2023-06-22T08:47:52","guid":{"rendered":"https:\/\/www.lpi.org\/blog\/2023\/06\/22\/creating-nfts-free-and-open-source-software-2\/"},"modified":"2023-06-22T04:47:52","modified_gmt":"2023-06-22T08:47:52","slug":"creating-nfts-free-and-open-source-software-2","status":"publish","type":"post","link":"https:\/\/www.lpi.org\/ja\/articles\/creating-nfts-free-and-open-source-software-2\/","title":{"rendered":"\u30d5\u30ea\u30fc\u30fb\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u30fb\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3067NFT\u3092\u4f5c\u6210\u3059\u308b"},"content":{"rendered":"

2021\u5e74\u306e\u590f\u3001Linux Professional Institute\uff08LPI\uff09\u306b\u73cd\u3057\u3044\u6559\u80b2\u306e\u6a5f\u4f1a\u304c\u8a2a\u308c\u307e\u3057\u305f\u30022\u4eba\u306e\u30a4\u30f3\u30bf\u30fc\u30f3\u3001\u5e83\u5831\u306e\u5b66\u751f\u3067\u3042\u308b\u30a2\u30ec\u30c3\u30af\u30b9\u3068\u3001\u96fb\u6c17\u30fb\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u5de5\u5b66\u3092\u5b66\u3076\u79c1\u30ed\u30b8\u30ea\u30f3\u306f\u3001\u5b66\u7fd2\u306e\u305f\u3081\u306e\u30a8\u30af\u30b5\u30b5\u30a4\u30ba\u3068\u3057\u3066\u3001\u4e00\u9023\u306eNFT\u3092\u4f5c\u6210\u3059\u308b\u3053\u3068\u306b\u3057\u307e\u3057\u305f\u3002\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001Alex\u3068\u79c1\u304c\u4f7f\u7528\u3057\u305f\u30c4\u30fc\u30eb\u306b\u3064\u3044\u3066\u3001\u81ea\u5206\u3067\u8a66\u305b\u308b\u7a0b\u5ea6\u306b\u8a73\u3057\u304f\u8aac\u660e\u3057\u307e\u3059\u3002
\n\u30a4\u30f3\u30bf\u30fc\u30f3\u30b7\u30c3\u30d7\u3092\u59cb\u3081\u308b\u307e\u3067\u3001Alex\u3068\u79c1\u306fNFT\u306b\u3064\u3044\u3066\u3001\u65b0\u805e\u3067\u4f55\u6c17\u306a\u304f\u8aad\u3093\u3060\u7a0b\u5ea6\u306e\u77e5\u8b58\u3057\u304b\u3042\u308a\u307e\u305b\u3093\u3067\u3057\u305f\u3002\u30a4\u30f3\u30bf\u30fc\u30f3\u30b7\u30c3\u30d7\u3067NFT\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3092\u884c\u3046\u3053\u3068\u306b\u306a\u3063\u305f\u3068\u304d\u3001\u79c1\u305f\u3061\u306f\u6697\u53f7\u901a\u8ca8\u3001\u3064\u307e\u308aNFT\u3092\u901a\u3058\u3066\u30e9\u30a4\u30bb\u30f3\u30b9\u3055\u308c\u308b\u30b0\u30e9\u30d5\u30a3\u30c3\u30af\u3001\u305d\u3057\u3066NFT\u306e\u5951\u7d04\u306b\u3064\u3044\u3066\u3001\u3059\u3050\u306b\u7406\u89e3\u3092\u6df1\u3081\u308b\u5fc5\u8981\u304c\u3042\u3063\u305f\u306e\u3067\u3059\u3002\u3053\u306e\u6295\u7a3f\u3067\u306f\u30011\uff09\u30a2\u30fc\u30c8\u30ef\u30fc\u30af\u3092\u4f5c\u6210\u3057\u30012\uff09\u5bfe\u5fdc\u3059\u308b\u753b\u50cf\u306eNFT\u3092\u92f3\u9020\uff08\u3064\u307e\u308a\u4f5c\u6210\uff09\u3067\u304d\u308b\u30b9\u30de\u30fc\u30c8\u30b3\u30f3\u30c8\u30e9\u30af\u30c8\u3092\u8a18\u8ff0\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3057\u305f\u6280\u8853\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002
\nLPI\u3067\u306f\u73fe\u5728\u3001\u3053\u306eNFT\u3092\u4f7f\u7528\u3057\u305f\u308a\u914d\u5e03\u3057\u305f\u308a\u3059\u308b\u4e88\u5b9a\u306f\u3042\u308a\u307e\u305b\u3093\u304c\u3001\u7740\u98fe\u3063\u305f\u30bf\u30c3\u30af\u30b9\u30da\u30f3\u30ae\u30f3\u306e\u753b\u50cf\u306f\u3001\u82e5\u3044IT\u30d7\u30ed\u30d5\u30a7\u30c3\u30b7\u30e7\u30ca\u30eb\u304c\u65b0\u3057\u3044\u30c6\u30af\u30ce\u30ed\u30b8\u30fc\u306b\u3064\u3044\u3066\u5b66\u3076\u305f\u3081\u306e\u3001\u9b45\u529b\u7684\u3067\u697d\u3057\u3044\u590f\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306b\u306a\u308a\u307e\u3059\u3002
\n\u958b\u767a\u30d7\u30ed\u30bb\u30b9
\nNFT\u3084\u30b9\u30de\u30fc\u30c8\u30b3\u30f3\u30c8\u30e9\u30af\u30c8\u3092\u958b\u767a\u3059\u308b\u305f\u3081\u306e\u4fbf\u5229\u306a\u30c4\u30fc\u30eb\u304c\u5b58\u5728\u3057\u3001\u6280\u8853\u7684\u306a\u30b9\u30ad\u30eb\u304c\u4f4e\u3044\u4eba\u3067\u3082\u5229\u7528\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001OpenSea\u3084Rarible\u306f\u3001NFT\u306e\u4f5c\u6210\u3068\u30de\u30fc\u30b1\u30c6\u30a3\u30f3\u30b0\u3092\u7c21\u5358\u306b\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u79c1\u305f\u3061\u306e\u5834\u5408\u3001\u6280\u8853\u3092\u7fd2\u5f97\u3059\u308b\u3053\u3068\u304c\u7b2c\u4e00\u306e\u76ee\u7684\u3060\u3063\u305f\u306e\u3067\u3001\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u306e\u30c4\u30fc\u30eb\u3092\u4f7f\u3044\u3001\u3088\u308a\u624b\u4f5c\u696d\u3067\u30d7\u30ed\u30bb\u30b9\u3092\u9032\u3081\u308b\u3053\u3068\u3092\u9078\u629e\u3057\u307e\u3057\u305f\u3002\u590f\u306e\u7d42\u308f\u308a\u306b\u306f\u3001\u79c1\u305f\u3061\u306f
\nLinux\u3092\u4ee3\u8868\u3059\u308b\u4eba\u6c17\u30da\u30f3\u30ae\u30f3Tux\u306eCC\u30e9\u30a4\u30bb\u30f3\u30b9\u753b\u50cf\u3092\u3082\u3068\u306bLPI\u306e\u30a2\u30fc\u30c8\u30ef\u30fc\u30af\u3092\u4f5c\u6210\u3057\u307e\u3057\u305f\u3002
\n\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3055\u308c\u305fSolidity\u306e\u30b3\u30f3\u30c8\u30e9\u30af\u30c8\u3067NFT\u3092\u4f5c\u6210
\n\u516c\u958b\u30c6\u30b9\u30c8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\uff08testnet\uff09\u3067\u306e\u5951\u7d04\u5c55\u958b\u3068\u691c\u8a3c
\n\u30c6\u30b9\u30bf\u30fc\u304c\u8ca1\u5e03\u3067\u7ba1\u7406\u3067\u304d\u308b\u9020\u5e63\u5c40\u306eNFT
\n\u3053\u306e\u8a18\u4e8b\u306e\u6b8b\u308a\u306e\u90e8\u5206\u3067\u306f\u3001\u5b8c\u5168\u306b\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u306e\u30c4\u30fc\u30eb\u3092\u4f7f\u3063\u3066\u4e00\u9023\u306eNFT\u3092\u4f5c\u6210\u3059\u308b\u65b9\u6cd5\u3092\u8aac\u660e\u3057\u307e\u3059\u3002
\n\u753b\u50cf\u306e\u4f5c\u6210
\n\u30a2\u30fc\u30c8\u30ef\u30fc\u30af\u306b\u306f\u3001\u65e2\u5b58\u306e\u4e00\u822c\u7684\u306aNFT\uff08CryptoPunks\u3084CryptoKitties\u306a\u3069\uff09\u306b\u5171\u901a\u3059\u308b\u65b9\u5f0f\u3092\u63a1\u7528\u3057\u307e\u3057\u305f\u3002\u30d9\u30fc\u30b9\u3068\u306a\u308b\u753b\u50cf\u3092\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3059\u308b\u305f\u3081\u306b\u3001\u5c5e\u6027\u306e\u30e9\u30f3\u30c0\u30e0\u306a\u7d44\u307f\u5408\u308f\u305b\u3092\u751f\u6210\u3059\u308b\u3053\u3068\u3002\u3053\u306e\u30d7\u30ed\u30bb\u30b9\u306b\u3088\u308a\u3001\u5171\u901a\u306e\u30ad\u30e3\u30e9\u30af\u30bf\u30fc\u3084\u30c6\u30fc\u30de\u3067\u8907\u6570\u306e\u30d0\u30ea\u30a8\u30fc\u30b7\u30e7\u30f3\u3092\u4f5c\u6210\u3057\u3001\u4e00\u9023\u306eNFT\u3092\u69cb\u6210\u3057\u3066\u3044\u307e\u3059\u3002
\nAlex\u306f\u3001GIMP\u3068GraphicsMagick\u3092\u4f7f\u7528\u3057\u3066\u3001\u57fa\u672c\u7684\u306aTux\u3068\u8ffd\u52a0\u5c5e\u6027\u306e\u753b\u50cf\u3092\u4f5c\u6210\u3057\u307e\u3057\u305f\u3002\u753b\u50cf\u306f\u3001Alex\u304c\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3057\u305fTux\u306e\u5404\u30a8\u30ea\u30a2\uff08\u30b7\u30e3\u30c4\u3001\u30d1\u30f3\u30c4\u3001\u5e3d\u5b50\u3001\u304f\u3061\u3070\u3057\u3001\u30d2\u30ec\u306a\u3069\uff09\u3054\u3068\u306b\u6307\u5b9a\u306e\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\uff08\u56f31\uff09\u306b\u6574\u7406\u3055\u308c\u307e\u3057\u305f\u3002
\n\u56f31\uff1a\u90e8\u54c1\u753b\u50cf\u30ec\u30a4\u30a2\u30a6\u30c8\uff08\u4e00\u90e8\uff09
\n\u6700\u7d42\u7684\u306a\u753b\u50cf\u306f\u3001Bash\u30b9\u30af\u30ea\u30d7\u30c8\u3067\u4f5c\u6210\u3057\u307e\u3057\u305f\u3002\u307e\u305a\u3001\u8907\u6570\u306eTux\u306e\u30d9\u30fc\u30b9\u753b\u50cf\u304b\u3089\u30e9\u30f3\u30c0\u30e0\u306b1\u679a\u3092\u9078\u629e\u3059\u308b\u3002\u305d\u3057\u3066\u3001\u5404\u5c5e\u6027\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u304b\u30891\u3064\u306e\u5c5e\u6027\u3092\u30d9\u30fc\u30b9\u753b\u50cf\u306b\u91cd\u306d\u3001\u6700\u7d42\u7684\u306a\u5408\u6210\u753b\u50cf\u3092\u4fdd\u5b58\u3057\u305f\u3002\u30e9\u30f3\u30c0\u30e0\u306b\u5c5e\u6027\u3092\u9078\u3093\u3067\u3044\u308b\u306e\u3067\u3001\u30b9\u30af\u30ea\u30d7\u30c8\u306f\u65b0\u3057\u3044\u753b\u50cf\u3092\u4fdd\u5b58\u3059\u308b\u524d\u306b\u3001\u65b0\u3057\u3044\u5c5e\u6027\u306e\u7d44\u307f\u5408\u308f\u305b\u304c\u65e2\u5b58\u306e\u7d44\u307f\u5408\u308f\u305b\u3068\u91cd\u8907\u3057\u3066\u3044\u306a\u3044\u304b\u3069\u3046\u304b\u3082\u30c1\u30a7\u30c3\u30af\u3057\u307e\u3059\u3002\u3053\u306e\u30d7\u30ed\u30bb\u30b9\u3092\u3001\u5e0c\u671b\u3059\u308b\u753b\u50cf\u679a\u6570\u304c\u6e80\u305f\u3055\u308c\u308b\u307e\u3067\u7e70\u308a\u8fd4\u3057\u307e\u3059\u3002
\nThe GraphicsMagick gm composite command combined the images. Since the gm command works with one base image and only one overlay image at a time, the script made wrapped calls to the command in a loop (Figure 2) to have the resulting image include multiple attributes.
\nGraphicsMagick\u306egm composite\u30b3\u30de\u30f3\u30c9\u3067\u753b\u50cf\u3092\u5408\u6210\u3057\u305f\u3002gm\u30b3\u30de\u30f3\u30c9\u306f\u4e00\u5ea6\u306b1\u3064\u306e\u30d9\u30fc\u30b9\u753b\u50cf\u30681\u3064\u306e\u30aa\u30fc\u30d0\u30fc\u30ec\u30a4\u753b\u50cf\u3057\u304b\u6271\u3048\u306a\u3044\u305f\u3081\u3001\u30b9\u30af\u30ea\u30d7\u30c8\u306f\u30eb\u30fc\u30d7\u5185\u3067\u30b3\u30de\u30f3\u30c9\u3092\u7e70\u308a\u8fd4\u3057\u547c\u3073\u51fa\u3057\uff08\u56f32\uff09\u3001\u7d50\u679c\u306e\u753b\u50cf\u306b\u8907\u6570\u306e\u5c5e\u6027\u3092\u542b\u307e\u305b\u308b\u3088\u3046\u306b\u3057\u307e\u3057\u305f\u3002
\n\u56f32\uff1a\u30ec\u30a4\u30e4\u30ea\u30f3\u30b0\u51e6\u7406
\n\u30b9\u30af\u30ea\u30d7\u30c8\u3067\u4f7f\u7528\u3057\u305f\u4e3b\u306a\u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3\u30c4\u30fc\u30eb\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002
\nsort: \u3053\u306e\u30b3\u30de\u30f3\u30c9\u306f\u3001\u3042\u307e\u308a\u77e5\u3089\u308c\u3066\u3044\u306a\u3044 –random-sort \u307e\u305f\u306f -R \u30aa\u30d7\u30b7\u30e7\u30f3\u3068\u4e00\u7dd2\u306b\u4f7f\u7528\u3059\u308b\u3068\u3001\u5404\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306e\u5c5e\u6027\u3092\u7121\u4f5c\u70ba\u306a\u9806\u5e8f\u3067\u8fd4\u3057\u307e\u3059\u3002
\nhead: \u3053\u306e\u30b3\u30de\u30f3\u30c9\u306f\u3001\u5148\u306b\u8ff0\u3079\u305f\u3001\u30e9\u30f3\u30c0\u30e0\u306b\u4e26\u3079\u3089\u308c\u305f\u30ea\u30b9\u30c8\u306e\u4e2d\u304b\u3089\u6700\u521d\u306e\u753b\u50cf\u3092\u9078\u629e\u3059\u308b\u3082\u306e\u3067\u3059\u3002
\nsed: \u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u30c6\u30ad\u30b9\u30c8\u30a8\u30c7\u30a3\u30bf\u3067\u3001##TOKENNUM##\u3068##TOKENURI##\u3092\u30b9\u30af\u30ea\u30d7\u30c8\u304c\u73fe\u5728\u751f\u6210\u3057\u3066\u3044\u308b\u753b\u50cf\u306e\u756a\u53f7\u3068URI\u306b\u7f6e\u304d\u63db\u3048\u3066\u3001\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\uff08\u4e0b\u56f3\uff09\u304b\u3089\u30e1\u30bf\u30c7\u30fc\u30bf\u30d5\u30a1\u30a4\u30eb\u3092\u4f5c\u6210\u3059\u308b\u30b3\u30de\u30f3\u30c9\u3067\u3059\u3002
\nEach NFT was supplemented by documentation specifying its title, description, and image URI (similar to an address). These details were implemented in our smart contract using a metadata file specified in the ERC-721 JSON standard for NFTs, as seen in the following sample:
\n\u5404NFT\u306b\u306f\u3001\u30bf\u30a4\u30c8\u30eb\u3001\u8aac\u660e\u3001\u753b\u50cfURI\uff08\u4f4f\u6240\u306e\u3088\u3046\u306a\u3082\u306e\uff09\u3092\u6307\u5b9a\u3057\u305f\u6587\u66f8\u304c\u6dfb\u4ed8\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u8a73\u7d30\u306f\u3001\u4ee5\u4e0b\u306e\u30b5\u30f3\u30d7\u30eb\u306b\u898b\u3089\u308c\u308b\u3088\u3046\u306b\u3001NFT\u306eERC-721 JSON\u6a19\u6e96\u306b\u6307\u5b9a\u3055\u308c\u305f\u30e1\u30bf\u30c7\u30fc\u30bf\u30d5\u30a1\u30a4\u30eb\u3092\u4f7f\u7528\u3057\u3066\u3001\u30b9\u30de\u30fc\u30c8\u30b3\u30f3\u30c8\u30e9\u30af\u30c8\u306b\u5b9f\u88c5\u3055\u308c\u3066\u3044\u307e\u3059\u3002
\n{
\n\u00a0 \u00a0 “title”: “MyToken”,
\n\u00a0 \u00a0 “type”: “object”,
\n\u00a0 \u00a0 “properties”: {
\n\u00a0 \u00a0 \u00a0 \u00a0 “name”: {
\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 “type”: “string”,
\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 “description”: “MyToken ###TOKENNUM##”
\n\u00a0 \u00a0 \u00a0 \u00a0 },
\n\u00a0 \u00a0 \u00a0 \u00a0 “description”: {
\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 “type”: “string”,
\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 “description”: “MyToken ###TOKENNUM##”
\n\u00a0 \u00a0 \u00a0 \u00a0 },
\n\u00a0 \u00a0 \u00a0 \u00a0 “image”: {
\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 “type”: “string”,
\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 “description”: “##TOKENURI##”
\n\u00a0 \u00a0 \u00a0 \u00a0 }
\n\u00a0 \u00a0 }
\n}
\n\u4f8b1\uff1ased\u304c\u5909\u63db\u3059\u308b\u305f\u3081\u306eNFT\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u30e1\u30bf\u30c7\u30fc\u30bf\u30fb\u30d5\u30a1\u30a4\u30eb
\n\u79c1\u305f\u3061\u306f\u3001ERC-721\u898f\u683c\u3067\u63d0\u4f9b\u3055\u308c\u308b\u30d9\u30fc\u30b9\u306e\u307f\u3092\u542b\u3080\u30e1\u30bf\u30c7\u30fc\u30bf\u30d5\u30a1\u30a4\u30eb\u3092\u9078\u629e\u3057\u307e\u3057\u305f\u304c\u3001\u3042\u306a\u305f\u81ea\u8eab\u306e\u3082\u306e\u306b\u7570\u306a\u308b\u72ec\u81ea\u306e\u6a5f\u80fd\u3092\u542b\u3081\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002
\n\u00a0
\nNFT\u5951\u7d04\u66f8\u306e\u66f8\u304d\u65b9
\n\u30b9\u30de\u30fc\u30c8\u30b3\u30f3\u30c8\u30e9\u30af\u30c8\u3068\u306f\u3001\u30d6\u30ed\u30c3\u30af\u30c1\u30a7\u30fc\u30f3\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u4e0a\u306b\u4fdd\u5b58\u3055\u308c\u3001\u5b9f\u884c\u3055\u308c\u308b\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u30d7\u30ed\u30b0\u30e9\u30e0\u3067\u3059\u3002\u3053\u306e\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306f\u3001\u30e9\u30a4\u30bb\u30f3\u30b7\u30fc\u304cNFT\u3092\u4ed6\u306e\u4eba\u306b\u8b72\u6e21\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b\u306a\u3069\u3001\u53d6\u5f15\u306b\u8ffd\u52a0\u6a5f\u80fd\u3092\u8ffd\u52a0\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002\u30b9\u30de\u30fc\u30c8\u30b3\u30f3\u30c8\u30e9\u30af\u30c8\u306f\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u4e0a\u306e\u53d6\u5f15\u60c5\u5831\u306e\u4fdd\u5b58\u306e\u4fc3\u9032\u3001\u6240\u6709\u8005\u306e\u691c\u8a3c\u3001\u30c8\u30fc\u30af\u30f3\u306e\u8b72\u6e21\u306a\u3069\u3001\u8003\u3048\u3089\u308c\u308b\u3055\u307e\u3056\u307e\u306a\u6a5f\u80fd\u3092\u63d0\u4f9b\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002
\n\u30b3\u30f3\u30c8\u30e9\u30af\u30c8\u306e\u4f5c\u6210\u306b\u4f7f\u7528\u3057\u305f\u4e3b\u306a\u30c4\u30fc\u30eb\u3084\u30ea\u30bd\u30fc\u30b9\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002
\nOpenZeppellin: Zeppelin\u306e\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u3067\u300c\u5b89\u5168\u306a\u30b9\u30de\u30fc\u30c8\u30b3\u30f3\u30c8\u30e9\u30af\u30c8\u3092\u69cb\u7bc9\u3059\u308b\u305f\u3081\u306e\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u300d\u3068\u8aac\u660e\u3055\u308c\u3066\u3044\u308b\u3053\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306f\u3001\u5206\u6563\u578b\u30d6\u30ed\u30c3\u30af\u30c1\u30a7\u30fc\u30f3\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u4e0a\u3067\u30b9\u30de\u30fc\u30c8\u30b3\u30f3\u30c8\u30e9\u30af\u30c8\u3092\u69cb\u7bc9\u3059\u308b\u305f\u3081\u306e\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3001\u30e9\u30a4\u30d6\u30e9\u30ea\u3001\u30b5\u30dd\u30fc\u30c8\u3092\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3002
\nSolidity: \u79c1\u305f\u3061\u306e\u30b9\u30de\u30fc\u30c8\u30b3\u30f3\u30c8\u30e9\u30af\u30c8\u3092\u4f5c\u6210\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3057\u305f\u3082\u306e\u3067\u3001\u30b5\u30f3\u30d7\u30eb\u4f5c\u54c1\u3068OpenZeppelin\u306e\u30b3\u30f3\u30c8\u30e9\u30af\u30c8\u30a6\u30a3\u30b6\u30fc\u30c9\u306e\u4e21\u65b9\u3067\u4f7f\u7528\u3055\u308c\u3066\u3044\u308b\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u8a00\u8a9e\u3067\u3059\u3002\u307e\u305f\u3001\u4e00\u822c\u7684\u306b\u30b9\u30de\u30fc\u30c8\u30b3\u30f3\u30c8\u30e9\u30af\u30c8\u306e\u8a18\u8ff0\u3084\u5b9f\u88c5\u306b\u4f7f\u7528\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3067\u3082\u77e5\u3089\u308c\u3066\u3044\u307e\u3059\u3002
\nTruffle: Truffle\u306f\u3001\u300c\u30b3\u30f3\u30c8\u30e9\u30af\u30c8\u306e\u30c7\u30d7\u30ed\u30a4\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u958b\u767a\u3001\u30c6\u30b9\u30c8\u306e\u5b9f\u884c\u306b\u4f7f\u7528\u3067\u304d\u308bEthereum\u958b\u767a\u7528\u306e\u30d1\u30fc\u30bd\u30ca\u30eb\u30d6\u30ed\u30c3\u30af\u30c1\u30a7\u30fc\u30f3\u300d\u3068\u8aac\u660e\u3055\u308c\u3066\u304a\u308a\u3001\u30a2\u30af\u30c6\u30a3\u30d6\u306a\u30d6\u30ed\u30c3\u30af\u30c1\u30a7\u30fc\u30f3\u306b\u5c55\u958b\u3059\u308b\u524d\u306b\u30b9\u30de\u30fc\u30c8\u30b3\u30f3\u30c8\u30e9\u30af\u30c8\u3092\u30c6\u30b9\u30c8\u3067\u304d\u308b\u5206\u96e2\u3055\u308c\u305f\u74b0\u5883\u3092\u63d0\u4f9b\u3059\u308b\u3082\u306e\u3067\u3042\u308b\u3002Truffle\u3092\u4f7f\u7528\u3057\u3066\u3001\u30ed\u30fc\u30ab\u30eb\u30b7\u30b9\u30c6\u30e0\u4e0a\u3067\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306e\u30b3\u30f3\u30d1\u30a4\u30eb\u3001\u30c7\u30d7\u30ed\u30a4\u3001\u304a\u3088\u3073\u30a4\u30f3\u30bf\u30e9\u30af\u30b7\u30e7\u30f3\u3092\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002
\nGanache: Truffle\u30a8\u30b3\u30b7\u30b9\u30c6\u30e0\u306e\u30b5\u30d6\u30bb\u30c3\u30c8\u3067\u3001\u30ed\u30fc\u30ab\u30eb\uff08\u500b\u4eba\uff09Truffle\u30d6\u30ed\u30c3\u30af\u30c1\u30a7\u30fc\u30f3\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u4e0a\u3067\u5b89\u5168\u306a\uff08\u3064\u307e\u308a\u30bb\u30ad\u30e5\u30a2\u306a\uff09\u30b9\u30de\u30fc\u30c8\u30b3\u30f3\u30c8\u30e9\u30af\u30c8\u306e\u958b\u767a\u3001\u30c6\u30b9\u30c8\u3001\u5c55\u958b\u3092\u652f\u63f4\u3059\u308b\u958b\u767a\u8005\u74b0\u5883\u304a\u3088\u3073\u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3\u30c4\u30fc\u30eb\u3067\u3059\u3002Ganache\u3092\u4f7f\u7528\u3059\u308b\u958b\u767a\u8005\u306f\u3001\u500b\u4eba\u7684\u306a\u30c6\u30b9\u30c8\u3084Ethereum\u30d6\u30ed\u30c3\u30af\u30c1\u30a7\u30fc\u30f3\u3067\u4f7f\u7528\u3055\u308c\u308b\u6697\u53f7\u901a\u8ca8\u3067\u3042\u308b\u672c\u7269\u306e\u30a4\u30fc\u30b5\uff08ETH\uff09\u3092\u5fc5\u8981\u3068\u3057\u306a\u3044\u3068\u3044\u3046\u5229\u70b9\u3082\u5f97\u3089\u308c\u307e\u3059\u3002\u30a4\u30fc\u30b5\u30fc\u306e\u4f7f\u7528\u3092\u907f\u3051\u308b\u3053\u3068\u306f\u3001\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u8aac\u660e\u3059\u308b\u7406\u7531\u3067\u4fbf\u5229\u3067\u3059\u3002
\nRopsten: \u516c\u958b\u3055\u308c\u3066\u3044\u308bEthereum\u306e\u30c6\u30b9\u30c8\u30cd\u30c3\u30c8\u3067\u3059\u3002Ethereum\u30e1\u30a4\u30f3\u30cd\u30c3\u30c8\u306b\u6700\u3082\u4f3c\u3066\u3044\u308b\u305f\u3081\u3001\u6700\u7d42\u7684\u306a\u30c6\u30b9\u30c8\u30d5\u30a7\u30fc\u30ba\u3067\u4f7f\u7528\u3057\u307e\u3057\u305f\u3002Ropsten\u306f\u552f\u4e00\u306e\u30d7\u30eb\u30fc\u30d5\u30fb\u30aa\u30d6\u30fb\u30ef\u30fc\u30af\u306e\u30c6\u30b9\u30c8\u30cd\u30c3\u30c8\u3067\u3042\u308b\u3002\u958b\u767a\u8005\u306f\u500b\u4eba\u7684\u306b\u30c6\u30b9\u30c8\u7528\u306e\u6697\u53f7\u901a\u8ca8\u3092\u6301\u3063\u3066\u3044\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002
\nEtherscan: Ethereum Mainnet\u3084testnets\u306b\u4fdd\u5b58\u3055\u308c\u3066\u3044\u308b\u30b3\u30f3\u30c8\u30e9\u30af\u30c8\u3001\u30c8\u30fc\u30af\u30f3\u3001\u30a2\u30ab\u30a6\u30f3\u30c8\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u3001\u30d6\u30ed\u30c3\u30af\u3092\u8868\u793a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u691c\u7d22\u30a8\u30f3\u30b8\u30f3\u3067\u3059\u3002Etherscan\u306f\u30b9\u30de\u30fc\u30c8\u30b3\u30f3\u30c8\u30e9\u30af\u30c8\u3092\u691c\u7d22\u3067\u304d\u308b\u305f\u3081\u3001\u81ea\u5206\u306e\u30b3\u30f3\u30c8\u30e9\u30af\u30c8\u3092\u30c7\u30d7\u30ed\u30a4\u3057\u305f\u5f8c\u306b\u3001\u30b3\u30f3\u30c8\u30e9\u30af\u30c8\u304c\u6b63\u5e38\u306b\u30a2\u30af\u30c6\u30a3\u30d6\u306b\u306a\u3063\u305f\u304b\u3069\u3046\u304b\u3092\u78ba\u8a8d\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002
\nMetaMask: \u30d6\u30ed\u30c3\u30af\u30c1\u30a7\u30fc\u30f3\u30a6\u30a9\u30ec\u30c3\u30c8\u3068\u306f\u3001\u73fe\u5b9f\u4e16\u754c\u306e\u30a6\u30a9\u30ec\u30c3\u30c8\u3068\u540c\u69d8\u306b\u3001\u8cc7\u7523\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u305f\u3081\u306e\u60c5\u5831\u3092\u30c7\u30b8\u30bf\u30eb\u3067\u4fdd\u7ba1\u3059\u308b\u3082\u306e\u3067\u3059\uff08\u8cc7\u7523\u305d\u306e\u3082\u306e\u306f\u30d6\u30ed\u30c3\u30af\u30c1\u30a7\u30fc\u30f3\u306b\u4fdd\u7ba1\u3055\u308c\u307e\u3059\uff09\u3002\u30e1\u30bf\u30de\u30b9\u30af\u306f\u3001\u30a4\u30fc\u30b5\u30ea\u30a2\u30e0\u306e\u30d6\u30ed\u30c3\u30af\u30c1\u30a7\u30fc\u30f3\u306b\u5bfe\u5fdc\u3057\u305f\u30a6\u30a9\u30ec\u30c3\u30c8\u3067\u3001\u30d6\u30e9\u30a6\u30b6\u30d7\u30e9\u30b0\u30a4\u30f3\u3068\u30e2\u30d0\u30a4\u30eb\u30a2\u30d7\u30ea\u306e\u5f62\u3067\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u30a2\u30bb\u30c3\u30c8\u306e\u95b2\u89a7\u3084\u9001\u91d1\uff08\u30e1\u30a4\u30f3\u30cd\u30c3\u30c8\u4e0a\u3067\u306f\u30b9\u30ef\u30c3\u30d7\uff09\u3092\u884c\u3048\u308b\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002
\nNFT\u306e\u30b9\u30de\u30fc\u30c8\u30b3\u30f3\u30c8\u30e9\u30af\u30c8\u306e\u4f5c\u6210\u3068\u5bfe\u8a71\u306f\u3001OpenZeppellin\u306e\u30b9\u30de\u30fc\u30c8\u30b3\u30f3\u30c8\u30e9\u30af\u30c8\u306e\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3068\u30b3\u30f3\u30c8\u30e9\u30af\u30c8\u30a6\u30a3\u30b6\u30fc\u30c9\u3092\u4f7f\u3048\u3070\u3001Solidity\u306e\u77e5\u8b58\u304c\u3042\u3063\u3066\u3082\u306a\u304f\u3066\u3082\u3001\u975e\u5e38\u306b\u7ba1\u7406\u3057\u3084\u3059\u304f\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u3057\u304b\u3057\u3001Solidity\u306e\u77e5\u8b58\u304c\u3042\u308c\u3070\u3001\u30d7\u30ed\u30b0\u30e9\u30de\u30fc\u306f\u751f\u6210\u3055\u308c\u305f\u30b3\u30f3\u30c8\u30e9\u30af\u30c8\u306b\u72ec\u81ea\u306e\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3092\u7c21\u5358\u306b\u8ffd\u52a0\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002
\n\u4f8b\u3048\u3070\u3001\u30a6\u30a3\u30b6\u30fc\u30c9\u3067\u4f5c\u6210\u3055\u308c\u305f\u30b3\u30f3\u30c8\u30e9\u30af\u30c8\u306e\u30b3\u30fc\u30c9\u306b\u306f\u3001\u30c8\u30fc\u30af\u30f3\u3092\u92f3\u9020\u3059\u308b\u305f\u3081\u306e\u95a2\u6570\u3001safeMint\u304c\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u95a2\u6570\u306f\u4e00\u5ea6\u306b1\u3064\u306e\u30c8\u30fc\u30af\u30f3\u3057\u304b\u9020\u5e63\u3057\u307e\u305b\u3093\u3002\u3057\u305f\u304c\u3063\u3066\u300110,000\u500b\u306e\u30c8\u30fc\u30af\u30f3\u3092\u92f3\u9020\u3059\u308b\u306b\u306f\u300110,000\u56demint\u95a2\u6570\u3092\u547c\u3073\u51fa\u3055\u306a\u3051\u308c\u3070\u306a\u308a\u307e\u305b\u3093\u3002\u79c1\u306f\u3001\u4e00\u5ea6\u306b\u8907\u6570\u306e\u30df\u30f3\u30c8\u3092\u51e6\u7406\u3059\u308b\u305f\u3081\u306b\u3001\u30b3\u30f3\u30c8\u30e9\u30af\u30c8\u306b\u66f8\u304b\u308c\u305f\u4ee5\u4e0b\u306e\u30b3\u30fc\u30c9\u3092\u8ffd\u52a0\u3057\u307e\u3057\u305f\u3002
\nfunction mintMany(uint256 num, address to) public onlyOwner {
\n\u00a0 \u00a0 for (uint256 i = 0; i < num; i++){\n\u00a0 \u00a0 \u00a0 \u00a0 safeMint(to);\n\u00a0 \u00a0 }\n}\n\u4f8b2\uff1a\u57fa\u672c\u7684\u306a\u30ab\u30b9\u30bf\u30e0\u5951\u7d04\u95a2\u6570\u306e\u4f8b\n\u30b3\u30f3\u30c8\u30e9\u30af\u30c8\u30a6\u30a3\u30b6\u30fc\u30c9\u3067\u6ce8\u610f\u3059\u3079\u304d\u91cd\u8981\u306a\u6a5f\u80fd\u306e1\u3064\u306f\u3001\u30b3\u30f3\u30c8\u30e9\u30af\u30c8\u306e\u30c8\u30fc\u30af\u30f3\u6a19\u6e96\u3092\u9078\u629e\u3059\u308b\u3053\u3068\u3067\u3059\u3002\u30c8\u30fc\u30af\u30f3\u306b\u306f\u3001\u30b3\u30f3\u30c8\u30e9\u30af\u30c8\u540c\u58eb\u306e\u4e92\u63db\u6027\u3092\u4fdd\u3061\u3001\u57fa\u672c\u7684\u306a\u6a5f\u80fd\uff08\u9020\u5e63\u3001\u6240\u6709\u3001\u8b72\u6e21\u3001\u8ffd\u8de1\u306a\u3069\uff09\u3092\u78ba\u5b9f\u306b\u63d0\u4f9b\u3059\u308b\u305f\u3081\u306e\u898f\u683c\u304c\u7b56\u5b9a\u3055\u308c\u3066\u3044\u307e\u3059\u3002ERC-721\u306f\u3001\u975e\u53ef\u6eb6\u6027\u30c8\u30fc\u30af\u30f3\u3001\u3064\u307e\u308a\u4e92\u63db\u6027\u304c\u306a\u304f\u305d\u308c\u305e\u308c\u304c\u30e6\u30cb\u30fc\u30af\u306a\u30c8\u30fc\u30af\u30f3\u3092\u4f5c\u6210\u3059\u308b\u969b\u306e\u6a19\u6e96\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3067\u3001\u30a6\u30a3\u30b6\u30fc\u30c9\u3067\u30b3\u30f3\u30c8\u30e9\u30af\u30c8\u3092\u4f5c\u6210\u3059\u308b\u969b\u306b\u9078\u629e\u3057\u305f\u3082\u306e\u3067\u3042\u308b\u3002\n\u30d6\u30ed\u30c3\u30af\u30c1\u30a7\u30fc\u30f3\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u4e0a\u306e\u53d6\u5f15\u306b\u306f\u3001\u7279\u5b9a\u306e\u6697\u53f7\u901a\u8ca8\u306b\u3088\u308b\u30b3\u30b9\u30c8\u304c\u304b\u304b\u308a\u307e\u3059\u3002\u3053\u306e\u30b3\u30b9\u30c8\u306f\u4e00\u822c\u306b\u300c\u30ac\u30b9\u300d\u3068\u547c\u3070\u308c\u3066\u3044\u307e\u3059\u3002\u30a4\u30fc\u30b5\u30ea\u30a2\u30e0\u306e\u30d6\u30ed\u30c3\u30af\u30c1\u30a7\u30fc\u30f3\u3067\u306f\u3001\u30a4\u30fc\u30b5\u304c\u30ac\u30b9\u6599\u91d1\u306e\u652f\u6255\u3044\u306b\u4f7f\u7528\u3055\u308c\u308b\u901a\u8ca8\u3067\u3001\u5358\u4f4d\u306fgwei\u300110E-9\u30a4\u30fc\u30b5\u306b\u76f8\u5f53\u3057\u307e\u3059\u3002\n\u73fe\u5728\u306e\u30a4\u30fc\u30b5\uff08ETH\u3001\u30a4\u30fc\u30b5\u30ea\u30a2\u30e0\u30d6\u30ed\u30c3\u30af\u30c1\u30a7\u30fc\u30f3\u3067\u4f7f\u7528\u3055\u308c\u308b\u30b3\u30a4\u30f3\uff09\u306e\u5e02\u5834\u4fa1\u5024\u3067\u306f\u3001\u30b3\u30f3\u30c8\u30e9\u30af\u30c8\u3092\u5c55\u958b\u3059\u308b\u306e\u306f\u6bd4\u8f03\u7684\u9ad8\u4fa1\u306a\u3082\u306e\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u30a4\u30fc\u30b5\u30ea\u30a2\u30e0\u30e1\u30a4\u30f3\u30cd\u30c3\u30c8\u3067\u884c\u3046\u5834\u5408\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u3092\u3084\u308a\u76f4\u3055\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3088\u3046\u306a\u554f\u984c\u3084\u30a8\u30e9\u30fc\u304c\u306a\u3044\u3053\u3068\u3092\u78ba\u8a8d\u3057\u305f\u3044\u3068\u601d\u3046\u306f\u305a\u3067\u3059\u3002\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u304c\u6210\u529f\u3057\u3066\u3082\u3057\u306a\u304f\u3066\u3082\u3001\u30ac\u30b9\u3092\u652f\u6255\u3046\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002\n\u91d1\u92ad\u7684\u306a\u30b3\u30b9\u30c8\u3092\u8003\u616e\u3059\u308b\u3068\u3001\u30d6\u30ed\u30c3\u30af\u30c1\u30a7\u30fc\u30f3\u30fb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u6271\u3044\u65b9\u3092\u5b66\u3093\u3060\u3070\u304b\u308a\u3067\u3042\u308c\u3070\u3001\u30e1\u30a4\u30f3\u30cd\u30c3\u30c8\u3067\u7df4\u7fd2\u3092\u3057\u305f\u3044\u3068\u306f\u601d\u308f\u306a\u3044\u3067\u3057\u3087\u3046\u3002\u305d\u306e\u4ee3\u308f\u308a\u3001\u5b9f\u8cea\u7684\u306a\u4fa1\u5024\u306e\u306a\u3044\u30c6\u30b9\u30c8\u7528\u30a8\u30fc\u30c6\u30eb\u3067\u30ac\u30b9\u4ee3\u3092\u652f\u6255\u3048\u308b\u30c6\u30b9\u30c8\u30cd\u30c3\u30c8\u3067\u884c\u3046\u3053\u3068\u306b\u306a\u308b\u3067\u3057\u3087\u3046\u3002\n\u3057\u305f\u304c\u3063\u3066\u3001\u30c6\u30b9\u30c8\u306e\u9806\u756a\u3068\u3057\u3066\u306f\u3001\u307e\u305a\u3001\u30ed\u30fc\u30ab\u30eb\u3067\u500b\u4eba\u7684\u306a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3067\u3042\u308bGanache\u4e0a\u3067OpenZeppellin\u304c\u63d0\u4f9b\u3059\u308b\u30b5\u30f3\u30d7\u30eb\u30b3\u30f3\u30c8\u30e9\u30af\u30c8\u306e\u30c7\u30d7\u30ed\u30a4\u3068\u5bfe\u8a71\u306e\u57fa\u672c\u3092\u5b66\u3073\u307e\u3057\u305f\u3002\u305d\u3057\u3066\u3001\u3044\u304f\u3064\u304b\u306e\u7df4\u7fd2\u3092\u3057\u305f\u5f8c\u3001\u516c\u5171\u306e\u30c6\u30b9\u30c8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3067\u3042\u308bRopsten\u306b\u79fb\u52d5\u3057\u307e\u3057\u305f\u3002\n\u4eca\u56de\u306e\u30c6\u30b9\u30c8\u30cd\u30c3\u30c8\u306f\u30ed\u30d7\u30b9\u30c6\u30f3\u306a\u306e\u3067\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u4e0a\u3067\u4f7f\u7528\u3059\u308b\u901a\u8ca8\u304c\u5fc5\u8981\u3067\u3001\u4eca\u56de\u306f\u30ed\u30d7\u30b9\u30c6\u30f3\u30a8\u30fc\u30c6\u30eb\uff08rETH\uff09\u3092\u4f7f\u7528\u3057\u307e\u3057\u305f\u3002\u901a\u5e38\u306eETH\u3068\u306f\u7570\u306a\u308a\u3001rETH\u306frETH faucets\u3092\u4f7f\u3063\u3066\u7121\u6599\u3067\u5165\u624b\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002\u3053\u308c\u3089\u306e\u86c7\u53e3\u306f\u3001\u901a\u5e3824\u6642\u9593\u306b1\u56de\u3001\u30c6\u30b9\u30c8\u30a8\u30fc\u30c6\u30eb\u3092\u8ee2\u9001\u3057\u305f\u3044\u30a2\u30c9\u30ec\u30b9\u3092\u5165\u529b\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u306e\u9045\u5ef6\u304c\u3001Ganache \u306e\u5f85\u3061\u6642\u9593\u306e\u306a\u3044\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u304c\u6700\u521d\u306e\u5b9f\u9a13\u306b\u7406\u60f3\u7684\u3067\u3042\u308b\u7406\u7531\u306e\u4e00\u90e8\u3067\u3042\u308b\u3002\u7570\u306a\u308b\u6642\u9593\u9593\u9694\u3067\u7570\u306a\u308b\u91cf\u3092\u6ef4\u4e0b\u3059\u308b\u69d8\u3005\u306a\u86c7\u53e3\u304c\u3042\u308a\u307e\u3059\u3002\u79c1\u305f\u3061\u304c\u4f7f\u7528\u3057\u305f\u86c7\u53e3\u306f\nMyCrypto: 0.01RopstenETH\u3092\u4f55\u5ea6\u3067\u3082\u30ea\u30af\u30a8\u30b9\u30c8\u3067\u304d\u307e\u3059\u3002\nDimensions Network Faucet: 24\u6642\u9593\u3054\u3068\u306b5RETH\u3092\u8981\u6c42\u53ef\u80fd\nRopsten Ethereum Faucet: 24\u6642\u9593\u3054\u3068\u306b1RETH\u3092\u8981\u6c42\u53ef\u80fd\n\u30ac\u30b9\u4ee3\u3092\u307e\u304b\u306a\u3046\u305f\u3081\u306e\u30c6\u30b9\u30c8\u7528\u30a8\u30fc\u30c6\u30eb\u304c\u624b\u306b\u5165\u3063\u305f\u3089\u3001\u6b21\u306b\u9078\u3093\u3060\u30d1\u30d6\u30ea\u30c3\u30af\u30c6\u30b9\u30c8\u30cd\u30c3\u30c8\u3078\u306e\u30c7\u30d7\u30ed\u30a4\u3092\u9032\u3081\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002Etherscan\u3068MetaMask\u3092\u4f7f\u7528\u3057\u3066\u3001\u30c7\u30d7\u30ed\u30a4\u30e1\u30f3\u30c8\u30ec\u30b7\u30fc\u30c8\u304b\u3089\u30b3\u30f3\u30c8\u30e9\u30af\u30c8\u30a2\u30c9\u30ec\u30b9\u3092\u4f7f\u7528\u3057\u3066\uff08\u6b21\u306e\u30b3\u30f3\u30c8\u30e9\u30af\u30c8\u3092\u30c7\u30d7\u30ed\u30a4\u3057\u305f\u3068\u304d\u306eJavascript\u51fa\u529b\u3092\u53c2\u7167\uff09\u30b3\u30f3\u30c8\u30e9\u30af\u30c8\u3092\u691c\u7d22\u3057\uff08\u56f33\uff09\u3001\u30c8\u30fc\u30af\u30f3\u3092\u81ea\u5206\u306e\u30a6\u30a9\u30ec\u30c3\u30c8\u306b\u30a4\u30f3\u30dd\u30fc\u30c8\u3057\u3066\uff08\u56f34\uff09\u3001\u4f5c\u696d\u3092\u78ba\u8a8d\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\n2_deploy.js\n===========\n\u00a0 \u00a0 Deploying \u2018MyToken\u2019\n\u00a0 \u00a0 - - - - - - - -\u00a0\n\u00a0 \u00a0 > transaction hash:\u00a0\u00a0 \u00a00x1b2f67de68204ae3c137985379103ce8435a51a45452f624487e13b182ab2052
\n\u00a0 \u00a0 > Blocks: 1\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0Seconds: 18
\n\u00a0 \u00a0 > contract address: \u00a0\u00a0 \u00a00x3dd50Bcb9E125f1B7537f257fB6f4C165a02cB0f
\n\u00a0 \u00a0 > block number:\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a010822250
\n\u00a0 \u00a0 > block timestamp:\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a01628784232
\n\u00a0 \u00a0 > account:\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a00x6dfA9B40F8a6AC500BcD0F09Bfa7709c6bD74dBC
\n\u00a0 \u00a0 > balance:\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a016.44630489
\n\u00a0 \u00a0 > gas used:\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a03171561 (0x3064e9)
\n\u00a0 \u00a0 > gas price:\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a020 gwei
\n\u00a0 \u00a0 > value sent:\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a00 ETH
\n\u00a0 \u00a0 > total cost:\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a00.06343122 ETH
\n\u00a0 \u00a0 > Saving artifacts\u00a0
\n\u00a0 \u00a0 – – – – – – – – – – – – – – – – – – – – –\u00a0
\n\u00a0 \u00a0 > Total cost:\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a00.06343122 ETH
\n\u4f8b3: MyToken\u30b3\u30f3\u30c8\u30e9\u30af\u30c8\u3092\u30c7\u30d7\u30ed\u30a4\u3057\u305f\u969b\u306eJS\u51fa\u529b(\u30c7\u30d7\u30ed\u30a4\u30e1\u30f3\u30c8\u53d7\u4fe1)
\n\u56f33\uff1aEtherscan\u4e0a\u306eMyToken\u30b3\u30f3\u30c8\u30e9\u30af\u30c8
\n\u56f34\uff1aMetaMask\u30a6\u30a9\u30ec\u30c3\u30c8\u3067\u898b\u305fMyToken\uff08MTK\uff09\u3068\u547c\u3070\u308c\u308b\u30c6\u30b9\u30c8NFT
\n\u30c7\u30d7\u30ed\u30a4\u3057\u305f\u30b3\u30f3\u30c8\u30e9\u30af\u30c8\u306fEtherscan\u3067\u624b\u52d5\u3067\u78ba\u8a8d\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u304c\u3001\u79c1\u305f\u3061\u306e\u30b3\u30f3\u30c8\u30e9\u30af\u30c8\u306f\u30d5\u30a1\u30a4\u30eb\u3092\u30a4\u30f3\u30dd\u30fc\u30c8\u3057\u3066\u3044\u305f\u305f\u3081\u3001\u78ba\u8a8d\u3059\u308b\u306e\u304c\u56f0\u96e3\u3067\u3057\u305f\u3002\u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3\u304b\u3089\u4ee5\u4e0b\u306eTruffle\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3059\u308b\u3053\u3068\u3067\u3001\u96e3\u306a\u304f\u6210\u529f\u3057\u307e\u3057\u305f\u3002
\ntruffle run verify –network
\n\u30b3\u30f3\u30c8\u30e9\u30af\u30c8\u3092\u691c\u8a3c\u3059\u308b\u3053\u3068\u3067\u3001Etherscan\u4e0a\u3067\u30b3\u30fc\u30c9\u304c\u516c\u958b\u3055\u308c\u3001\u30e6\u30fc\u30b6\u30fc\u3068\u306e\u900f\u660e\u6027\u304c\u78ba\u4fdd\u3055\u308c\u3001\u5229\u7528\u53ef\u80fd\u306a\u516c\u958b\u95a2\u6570\u3078\u306e\u554f\u3044\u5408\u308f\u305b\u3084\u66f8\u304d\u8fbc\u307f\u304c\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002\u30b9\u30de\u30fc\u30c8\u30b3\u30f3\u30c8\u30e9\u30af\u30c8\u306b\u306f\u69d8\u3005\u306a\u516c\u958b\u6a5f\u80fd\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u79c1\u305f\u3061\u304c\u30c6\u30b9\u30c8\u30b3\u30f3\u30c8\u30e9\u30af\u30c8\u306b\u542b\u3081\u305f\u306e\u306f\u3001\u975e\u6240\u6709\u8005\u304cNFT\u3092\u8b72\u6e21\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b\u305f\u3081\u306e\u6a5f\u80fd\u3060\u3051\u3067\u3057\u305f\u3002
\n\u00a0 \u00a0\u00a0
\n\u30c6\u30b9\u30c8\u4e2d\u3001\u30c8\u30fc\u30af\u30f3\u3092\u3042\u308b\u6240\u6709\u8005\u304b\u3089\u5225\u306e\u6240\u6709\u8005\u306b\u8ee2\u9001\u3059\u308b\u65b9\u6cd5\u3068\u3057\u3066\u6700\u521d\u306b\u898b\u3064\u304b\u3063\u305f\u306e\u306f\u3001Etherscan\u4e0a\u3067MetaMask\u307e\u305f\u306fWalletConnect\uff08\u3044\u305a\u308c\u3082Web3\u30a6\u30a9\u30ec\u30c3\u30c8\uff09\u3092\u4ecb\u3057\u3066Web3\u306b\u63a5\u7d9a\u3057\u3001NFT\u6240\u6709\u8005\u306e\u30a6\u30a9\u30ec\u30c3\u30c8\u30a2\u30ab\u30a6\u30f3\u30c8\u756a\u53f7\u3001\u8ee2\u9001\u5148\u30a2\u30ab\u30a6\u30f3\u30c8\u3001NFT\u306eID\u3092\u6307\u5b9a\u3057\u3066safeTransferFrom\u95a2\u6570\u3092\u4f7f\u7528\u3059\u308b\u65b9\u6cd5\u3067\u3059\u3002\u3053\u306e\u65b9\u6cd5\u3067MTK\u30c8\u30fc\u30af\u30f3\u306e\u9001\u91d1\u306b\u6210\u529f\u3057\u307e\u3057\u305f\uff080.00010114 rETH\u306e\u30ac\u30b9\u4ee3\u304c\u304b\u304b\u3063\u305f\u5f8c\uff09\u3002\u00a0
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\n\u7d50\u8ad6
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2021\u5e74\u306e\u590f\u3001Linux Professional Institute\uff08LPI … Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[9],"country":[],"language":[429],"ppma_author":[491],"class_list":["post-14482","post","type-post","status-publish","format-standard","hentry","category-9","language-english-ja"],"acf":[],"yoast_head":"\n\u30d5\u30ea\u30fc\u30fb\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u30fb\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3067NFT\u3092\u4f5c\u6210\u3059\u308b - Linux Professional Institute (LPI)<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.lpi.org\/ja\/articles\/creating-nfts-free-and-open-source-software-2\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u30d5\u30ea\u30fc\u30fb\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u30fb\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3067NFT\u3092\u4f5c\u6210\u3059\u308b\" \/>\n<meta property=\"og:description\" content=\"2021\u5e74\u306e\u590f\u3001Linux Professional Institute\uff08LPI ... 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