HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 1185831,
"next": "http://www.4byte.directory/api/v1/signatures/?format=api&ordering=-created_at&page=269",
"previous": "http://www.4byte.directory/api/v1/signatures/?format=api&ordering=-created_at&page=267",
"results": [
{
"id": 1192226,
"created_at": "2026-02-16T09:14:47.738840Z",
"text_signature": "testMintOverMaxUintReverts(address,uint256,uint256,uint256)",
"hex_signature": "0x2b660dad",
"bytes_signature": "+f\r"
},
{
"id": 1192225,
"created_at": "2026-02-16T09:14:47.736083Z",
"text_signature": "testSetOperator(address,address,bool)",
"hex_signature": "0xbafe72ab",
"bytes_signature": "ºþr«"
},
{
"id": 1192224,
"created_at": "2026-02-16T09:14:47.733402Z",
"text_signature": "testTransferFrom(address,address,address,uint256,uint256,uint256)",
"hex_signature": "0xfe095510",
"bytes_signature": "þ\tU\u0010"
},
{
"id": 1192223,
"created_at": "2026-02-16T09:14:47.730768Z",
"text_signature": "testTransfer(address,uint256,uint256)",
"hex_signature": "0x055ebe86",
"bytes_signature": "\u0005^¾"
},
{
"id": 1192222,
"created_at": "2026-02-16T09:14:47.727917Z",
"text_signature": "testApprove(address,uint256,uint256)",
"hex_signature": "0xaa0435e7",
"bytes_signature": "ª\u00045ç"
},
{
"id": 1192221,
"created_at": "2026-02-16T09:14:47.724878Z",
"text_signature": "testBurn(address,uint256,uint256,uint256)",
"hex_signature": "0x26673786",
"bytes_signature": "&g7"
},
{
"id": 1192220,
"created_at": "2026-02-16T09:14:47.721316Z",
"text_signature": "testTransferFromInsufficientBalanceReverts()",
"hex_signature": "0x7a715085",
"bytes_signature": "zqP
"
},
{
"id": 1192219,
"created_at": "2026-02-16T09:14:47.718931Z",
"text_signature": "testTransferFromInsufficientPermission()",
"hex_signature": "0x44dfa680",
"bytes_signature": "Dߦ"
},
{
"id": 1192218,
"created_at": "2026-02-16T09:14:47.716199Z",
"text_signature": "testTransferInsufficientBalanceReverts()",
"hex_signature": "0x3dc6c955",
"bytes_signature": "=ÆÉU"
},
{
"id": 1192217,
"created_at": "2026-02-16T09:14:47.713623Z",
"text_signature": "testTransferFromOverMaxUintReverts()",
"hex_signature": "0x97e7908e",
"bytes_signature": "ç"
},
{
"id": 1192216,
"created_at": "2026-02-16T09:14:47.711067Z",
"text_signature": "testTransferOverMaxUintReverts()",
"hex_signature": "0xcf57555c",
"bytes_signature": "ÏWU\\"
},
{
"id": 1192215,
"created_at": "2026-02-16T09:14:47.708603Z",
"text_signature": "testMintOverMaxUintReverts()",
"hex_signature": "0xfa531f85",
"bytes_signature": "úS\u001f
"
},
{
"id": 1192214,
"created_at": "2026-02-16T09:14:47.705957Z",
"text_signature": "testTokenURI()",
"hex_signature": "0xb5b34603",
"bytes_signature": "µ³F\u0003"
},
{
"id": 1192213,
"created_at": "2026-02-16T09:14:47.702743Z",
"text_signature": "testOperatorTransferFrom()",
"hex_signature": "0x79f79c11",
"bytes_signature": "y÷\u0011"
},
{
"id": 1192212,
"created_at": "2026-02-16T09:14:47.695222Z",
"text_signature": "testMetadata(uint256)",
"hex_signature": "0x7891bee4",
"bytes_signature": "x¾ä"
},
{
"id": 1192211,
"created_at": "2026-02-16T09:14:47.691229Z",
"text_signature": "testRevertRecursiveIndirectGuardedCall()",
"hex_signature": "0x3fd5763e",
"bytes_signature": "?Õv>"
},
{
"id": 1192210,
"created_at": "2026-02-16T09:14:47.688597Z",
"text_signature": "testRecursiveIndirectUnguardedCall()",
"hex_signature": "0x7a8a8425",
"bytes_signature": "z%"
},
{
"id": 1192209,
"created_at": "2026-02-16T09:14:47.685978Z",
"text_signature": "testRevertRecursiveDirectGuardedCall()",
"hex_signature": "0xefe86323",
"bytes_signature": "ïèc#"
},
{
"id": 1192208,
"created_at": "2026-02-16T09:14:47.683195Z",
"text_signature": "testRecursiveDirectUnguardedCall()",
"hex_signature": "0x76c07545",
"bytes_signature": "vÀuE"
},
{
"id": 1192207,
"created_at": "2026-02-16T09:14:47.680767Z",
"text_signature": "testRevertRemoteCallback()",
"hex_signature": "0x69f37804",
"bytes_signature": "ióx\u0004"
},
{
"id": 1192206,
"created_at": "2026-02-16T09:14:47.678206Z",
"text_signature": "testRevertReadGuardLocked()",
"hex_signature": "0x38578650",
"bytes_signature": "8WP"
},
{
"id": 1192205,
"created_at": "2026-02-16T09:14:47.675652Z",
"text_signature": "testRevertGuardLocked()",
"hex_signature": "0xdfef5fdb",
"bytes_signature": "ßï_Û"
},
{
"id": 1192204,
"created_at": "2026-02-16T09:14:47.672233Z",
"text_signature": "testGroupSum()",
"hex_signature": "0xd7dcb735",
"bytes_signature": "×Ü·5"
},
{
"id": 1192203,
"created_at": "2026-02-16T09:14:47.669683Z",
"text_signature": "testClean(uint256)",
"hex_signature": "0x102453eb",
"bytes_signature": "\u0010$Së"
},
{
"id": 1192202,
"created_at": "2026-02-16T09:14:47.666932Z",
"text_signature": "_randomNonZeroArrayLength()",
"hex_signature": "0xf0bdb93f",
"bytes_signature": "ð½¹?"
},
{
"id": 1192201,
"created_at": "2026-02-16T09:14:47.664160Z",
"text_signature": "_randomArrayLength()",
"hex_signature": "0x0e3bd276",
"bytes_signature": "\u000e;Òv"
},
{
"id": 1192200,
"created_at": "2026-02-16T09:14:47.661440Z",
"text_signature": "_randomIntsPair()",
"hex_signature": "0x76d7cb8c",
"bytes_signature": "v×Ë"
},
{
"id": 1192199,
"created_at": "2026-02-16T09:14:47.658687Z",
"text_signature": "_randomAddressesPair()",
"hex_signature": "0x96e22cab",
"bytes_signature": "â,«"
},
{
"id": 1192198,
"created_at": "2026-02-16T09:14:47.656135Z",
"text_signature": "_randomUintsPair()",
"hex_signature": "0x385ac0a3",
"bytes_signature": "8ZÀ£"
},
{
"id": 1192197,
"created_at": "2026-02-16T09:14:47.653813Z",
"text_signature": "_randomInts(uint256)",
"hex_signature": "0x0234ddcb",
"bytes_signature": "\u00024ÝË"
},
{
"id": 1192196,
"created_at": "2026-02-16T09:14:47.651382Z",
"text_signature": "_randomAddresses(uint256)",
"hex_signature": "0x76c781a8",
"bytes_signature": "vǨ"
},
{
"id": 1192195,
"created_at": "2026-02-16T09:14:47.648914Z",
"text_signature": "_randomUints(uint256)",
"hex_signature": "0x07d5df79",
"bytes_signature": "\u0007Õßy"
},
{
"id": 1192194,
"created_at": "2026-02-16T09:14:47.646809Z",
"text_signature": "testSortedDifferenceDifferential()",
"hex_signature": "0xec23d86f",
"bytes_signature": "ì#Øo"
},
{
"id": 1192193,
"created_at": "2026-02-16T09:14:47.644768Z",
"text_signature": "testSortedIntersectionDifferential()",
"hex_signature": "0x394c8655",
"bytes_signature": "9LU"
},
{
"id": 1192192,
"created_at": "2026-02-16T09:14:47.642724Z",
"text_signature": "testSortedUnionDifferential()",
"hex_signature": "0xd697d3cb",
"bytes_signature": "ÖÓË"
},
{
"id": 1192191,
"created_at": "2026-02-16T09:14:47.640729Z",
"text_signature": "testReverse()",
"hex_signature": "0x8abe15f1",
"bytes_signature": "¾\u0015ñ"
},
{
"id": 1192190,
"created_at": "2026-02-16T09:14:47.638862Z",
"text_signature": "testTwoComplementConversionSort(int256,int256)",
"hex_signature": "0x4ce96cae",
"bytes_signature": "Lél®"
},
{
"id": 1192189,
"created_at": "2026-02-16T09:14:47.636976Z",
"text_signature": "testSortInts()",
"hex_signature": "0xead93a9f",
"bytes_signature": "êÙ:"
},
{
"id": 1192188,
"created_at": "2026-02-16T09:14:47.634789Z",
"text_signature": "testInsertionSortInts()",
"hex_signature": "0x60708e28",
"bytes_signature": "`p("
},
{
"id": 1192187,
"created_at": "2026-02-16T09:14:47.632621Z",
"text_signature": "testSearchSortedAddresses()",
"hex_signature": "0x87bbc285",
"bytes_signature": "»Â
"
},
{
"id": 1192186,
"created_at": "2026-02-16T09:14:47.630521Z",
"text_signature": "testSearchSortedInts()",
"hex_signature": "0x6156d590",
"bytes_signature": "aVÕ"
},
{
"id": 1192185,
"created_at": "2026-02-16T09:14:47.628399Z",
"text_signature": "testSearchSorted()",
"hex_signature": "0x6da4fedb",
"bytes_signature": "m¤þÛ"
},
{
"id": 1192184,
"created_at": "2026-02-16T09:14:47.625886Z",
"text_signature": "testSearchSortedElementNotInArray()",
"hex_signature": "0xdd2dfbc3",
"bytes_signature": "Ý-ûÃ"
},
{
"id": 1192183,
"created_at": "2026-02-16T09:14:47.623684Z",
"text_signature": "testSearchSortedWithEmptyArray()",
"hex_signature": "0x17478e37",
"bytes_signature": "\u0017G7"
},
{
"id": 1192182,
"created_at": "2026-02-16T09:14:47.621372Z",
"text_signature": "testSearchSortedEdgeCases()",
"hex_signature": "0xa7446ae7",
"bytes_signature": "§Djç"
},
{
"id": 1192181,
"created_at": "2026-02-16T09:14:47.619365Z",
"text_signature": "testSearchSortedBasicCases()",
"hex_signature": "0x7e998e6e",
"bytes_signature": "~n"
},
{
"id": 1192180,
"created_at": "2026-02-16T09:14:47.617479Z",
"text_signature": "testUniquifySortedAddress()",
"hex_signature": "0xec48305d",
"bytes_signature": "ìH0]"
},
{
"id": 1192179,
"created_at": "2026-02-16T09:14:47.615313Z",
"text_signature": "testUniquifySortedWithEmptyArray()",
"hex_signature": "0x1544d364",
"bytes_signature": "\u0015DÓd"
},
{
"id": 1192178,
"created_at": "2026-02-16T09:14:47.613399Z",
"text_signature": "testUniquifySorted()",
"hex_signature": "0xea935ab3",
"bytes_signature": "êZ³"
},
{
"id": 1192177,
"created_at": "2026-02-16T09:14:47.611347Z",
"text_signature": "testSortOriginalMostlySame()",
"hex_signature": "0x53348ff7",
"bytes_signature": "S4÷"
},
{
"id": 1192176,
"created_at": "2026-02-16T09:14:47.609157Z",
"text_signature": "testSortOriginalReversed()",
"hex_signature": "0x9b3fbce8",
"bytes_signature": "?¼è"
},
{
"id": 1192175,
"created_at": "2026-02-16T09:14:47.607026Z",
"text_signature": "testSortOriginalSorted()",
"hex_signature": "0x32de9954",
"bytes_signature": "2ÞT"
},
{
"id": 1192174,
"created_at": "2026-02-16T09:14:47.604815Z",
"text_signature": "testSortOriginalPsuedorandom()",
"hex_signature": "0xb1b07841",
"bytes_signature": "±°xA"
},
{
"id": 1192173,
"created_at": "2026-02-16T09:14:47.602633Z",
"text_signature": "testSortAddressesReversed()",
"hex_signature": "0x4f81c408",
"bytes_signature": "OÄ\b"
},
{
"id": 1192172,
"created_at": "2026-02-16T09:14:47.600562Z",
"text_signature": "testSortAddressesSorted()",
"hex_signature": "0x698396dd",
"bytes_signature": "iÝ"
},
{
"id": 1192171,
"created_at": "2026-02-16T09:14:47.598401Z",
"text_signature": "testSortAddressesPsuedorandom()",
"hex_signature": "0x9fcefaa3",
"bytes_signature": "Îú£"
},
{
"id": 1192170,
"created_at": "2026-02-16T09:14:47.596337Z",
"text_signature": "testSortAddressesPsuedorandomBrutalizeUpperBits()",
"hex_signature": "0xac950829",
"bytes_signature": "¬\b)"
},
{
"id": 1192169,
"created_at": "2026-02-16T09:14:47.594170Z",
"text_signature": "testSortTestOverhead()",
"hex_signature": "0x3edfecc5",
"bytes_signature": ">ፏ"
},
{
"id": 1192168,
"created_at": "2026-02-16T09:14:47.591877Z",
"text_signature": "testSortMostlySame()",
"hex_signature": "0x5ccd9dc3",
"bytes_signature": "\\ÍÃ"
},
{
"id": 1192167,
"created_at": "2026-02-16T09:14:47.590007Z",
"text_signature": "testSortReversed()",
"hex_signature": "0xdd9bf442",
"bytes_signature": "ÝôB"
},
{
"id": 1192166,
"created_at": "2026-02-16T09:14:47.587551Z",
"text_signature": "testSortSorted()",
"hex_signature": "0x087fdf4f",
"bytes_signature": "\bßO"
},
{
"id": 1192165,
"created_at": "2026-02-16T09:14:47.585483Z",
"text_signature": "testSortPsuedorandomNonuniform()",
"hex_signature": "0x93f7d606",
"bytes_signature": "÷Ö\u0006"
},
{
"id": 1192164,
"created_at": "2026-02-16T09:14:47.583430Z",
"text_signature": "testSortPsuedorandom()",
"hex_signature": "0x2e615435",
"bytes_signature": ".aT5"
},
{
"id": 1192163,
"created_at": "2026-02-16T09:14:47.581343Z",
"text_signature": "testSortBasicCase()",
"hex_signature": "0xd1f2b0ab",
"bytes_signature": "Ñò°«"
},
{
"id": 1192162,
"created_at": "2026-02-16T09:14:47.579423Z",
"text_signature": "testInsertionSortPsuedorandom()",
"hex_signature": "0x1f52f9ef",
"bytes_signature": "\u001fRùï"
},
{
"id": 1192161,
"created_at": "2026-02-16T09:14:47.576499Z",
"text_signature": "testInitCode(address,uint256)",
"hex_signature": "0x5aefe7c1",
"bytes_signature": "ZïçÁ"
},
{
"id": 1192160,
"created_at": "2026-02-16T09:14:47.574375Z",
"text_signature": "_dummyData(uint256)",
"hex_signature": "0xd764889b",
"bytes_signature": "×d"
},
{
"id": 1192159,
"created_at": "2026-02-16T09:14:47.572413Z",
"text_signature": "argBytesHash()",
"hex_signature": "0x6d8744ad",
"bytes_signature": "mD"
},
{
"id": 1192158,
"created_at": "2026-02-16T09:14:47.570225Z",
"text_signature": "testCloneWithImmutableArgsRevertsIfDataTooBig()",
"hex_signature": "0x4c7af390",
"bytes_signature": "Lzó"
},
{
"id": 1192157,
"created_at": "2026-02-16T09:14:47.568274Z",
"text_signature": "testCloneDeteministicWithImmutableArgs()",
"hex_signature": "0x6abc5c20",
"bytes_signature": "j¼\\ "
},
{
"id": 1192156,
"created_at": "2026-02-16T09:14:47.566255Z",
"text_signature": "testCloneWithImmutableArgs()",
"hex_signature": "0x0e61f888",
"bytes_signature": "\u000eaø"
},
{
"id": 1192155,
"created_at": "2026-02-16T09:14:47.563873Z",
"text_signature": "getArgUint8(uint256)",
"hex_signature": "0x838f976d",
"bytes_signature": "m"
},
{
"id": 1192154,
"created_at": "2026-02-16T09:14:47.561557Z",
"text_signature": "getArgUint64(uint256)",
"hex_signature": "0xda47aac8",
"bytes_signature": "ÚGªÈ"
},
{
"id": 1192153,
"created_at": "2026-02-16T09:14:47.559361Z",
"text_signature": "getArgUint256Array(uint256,uint256)",
"hex_signature": "0x1bb09b2d",
"bytes_signature": "\u001b°-"
},
{
"id": 1192152,
"created_at": "2026-02-16T09:14:47.556986Z",
"text_signature": "getArgUint256(uint256)",
"hex_signature": "0x5fac7a0b",
"bytes_signature": "_¬z\u000b"
},
{
"id": 1192151,
"created_at": "2026-02-16T09:14:47.554641Z",
"text_signature": "getArgAddress(uint256)",
"hex_signature": "0x18f4d8a4",
"bytes_signature": "\u0018ôؤ"
},
{
"id": 1192150,
"created_at": "2026-02-16T09:14:47.552239Z",
"text_signature": "getArgBytes(uint256,uint256)",
"hex_signature": "0xa61b743d",
"bytes_signature": "¦\u001bt="
},
{
"id": 1192149,
"created_at": "2026-02-16T09:14:47.549907Z",
"text_signature": "_shouldBehaveLikeClone(address,uint256)",
"hex_signature": "0x89f6f712",
"bytes_signature": "ö÷\u0012"
},
{
"id": 1192148,
"created_at": "2026-02-16T09:14:47.547244Z",
"text_signature": "_canReceiveETHCorrectly(address,uint256)",
"hex_signature": "0x411dab4e",
"bytes_signature": "A\u001d«N"
},
{
"id": 1192147,
"created_at": "2026-02-16T09:14:47.544448Z",
"text_signature": "getCalldataHash()",
"hex_signature": "0x985cedf6",
"bytes_signature": "\\íö"
},
{
"id": 1192146,
"created_at": "2026-02-16T09:14:47.538595Z",
"text_signature": "_testBurn(uint256)",
"hex_signature": "0x8e31a971",
"bytes_signature": "1©q"
},
{
"id": 1192145,
"created_at": "2026-02-16T09:14:47.536044Z",
"text_signature": "_testBurnView(uint256)",
"hex_signature": "0x2212eb5a",
"bytes_signature": "\"\u0012ëZ"
},
{
"id": 1192144,
"created_at": "2026-02-16T09:14:47.533344Z",
"text_signature": "_testBurnPure(uint256)",
"hex_signature": "0x4256f79e",
"bytes_signature": "BV÷"
},
{
"id": 1192143,
"created_at": "2026-02-16T09:14:47.530732Z",
"text_signature": "testBurnTiming()",
"hex_signature": "0x26b301d8",
"bytes_signature": "&³\u0001Ø"
},
{
"id": 1192142,
"created_at": "2026-02-16T09:14:47.528373Z",
"text_signature": "testBurnViewTiming()",
"hex_signature": "0x7796802c",
"bytes_signature": "w,"
},
{
"id": 1192141,
"created_at": "2026-02-16T09:14:47.526333Z",
"text_signature": "testBurnPureTiming()",
"hex_signature": "0x77ca896e",
"bytes_signature": "wÊn"
},
{
"id": 1192140,
"created_at": "2026-02-16T09:14:47.523852Z",
"text_signature": "testBurnView(uint256)",
"hex_signature": "0x08ecdcaf",
"bytes_signature": "\bìܯ"
},
{
"id": 1192139,
"created_at": "2026-02-16T09:14:47.521543Z",
"text_signature": "testBurnPure(uint256)",
"hex_signature": "0x585c3e9b",
"bytes_signature": "X\\>"
},
{
"id": 1192138,
"created_at": "2026-02-16T09:14:47.518571Z",
"text_signature": "testBurnView()",
"hex_signature": "0xbf8e9143",
"bytes_signature": "¿C"
},
{
"id": 1192137,
"created_at": "2026-02-16T09:14:47.516481Z",
"text_signature": "testBurnPure()",
"hex_signature": "0x2c36709c",
"bytes_signature": ",6p"
},
{
"id": 1192136,
"created_at": "2026-02-16T09:14:47.512325Z",
"text_signature": "testAuxPackEquivalence(uint224,uint32)",
"hex_signature": "0x8bd80dd6",
"bytes_signature": "Ø\rÖ"
},
{
"id": 1192135,
"created_at": "2026-02-16T09:14:47.510079Z",
"text_signature": "check_AuxPackEquivalence(uint224,uint32)",
"hex_signature": "0xe827f390",
"bytes_signature": "è'ó"
},
{
"id": 1192134,
"created_at": "2026-02-16T09:14:47.507715Z",
"text_signature": "testOwnerOfNonExistent(uint256)",
"hex_signature": "0x38e224c5",
"bytes_signature": "8â$Å"
},
{
"id": 1192133,
"created_at": "2026-02-16T09:14:47.505063Z",
"text_signature": "testSafeMintToERC721RecipientWithWrongReturnData(uint256)",
"hex_signature": "0x685c26c8",
"bytes_signature": "h\\&È"
},
{
"id": 1192132,
"created_at": "2026-02-16T09:14:47.502355Z",
"text_signature": "testSafeMintToRevertingERC721RecipientReverts(uint256)",
"hex_signature": "0xec2e7023",
"bytes_signature": "ì.p#"
},
{
"id": 1192131,
"created_at": "2026-02-16T09:14:47.499612Z",
"text_signature": "testSafeMintToNonERC721RecipientReverts(uint256)",
"hex_signature": "0x6e2a2a0f",
"bytes_signature": "n**\u000f"
},
{
"id": 1192130,
"created_at": "2026-02-16T09:14:47.497263Z",
"text_signature": "testSafeTransferFromToERC721RecipientWithWrongReturnDataReverts(uint256)",
"hex_signature": "0x880f8fb7",
"bytes_signature": "\u000f·"
},
{
"id": 1192129,
"created_at": "2026-02-16T09:14:47.495214Z",
"text_signature": "testSafeTransferFromToRevertingERC721RecipientReverts(uint256)",
"hex_signature": "0xbbf11bb3",
"bytes_signature": "»ñ\u001b³"
},
{
"id": 1192128,
"created_at": "2026-02-16T09:14:47.492783Z",
"text_signature": "testSafeTransferFromToNonERC721RecipientReverts(uint256)",
"hex_signature": "0x403d847a",
"bytes_signature": "@=z"
},
{
"id": 1192127,
"created_at": "2026-02-16T09:14:47.490574Z",
"text_signature": "testTransferFromNotOwner(uint256)",
"hex_signature": "0xc7a6e6f9",
"bytes_signature": "Ǧæù"
}
]
}