HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 1165264,
"next": "http://www.4byte.directory/api/v1/signatures/?format=api&ordering=created_at&page=11588",
"previous": "http://www.4byte.directory/api/v1/signatures/?format=api&ordering=created_at&page=11586",
"results": [
{
"id": 1191696,
"created_at": "2026-02-16T09:14:46.275820Z",
"text_signature": "testRLPEncodeList()",
"hex_signature": "0x9e6e16b3",
"bytes_signature": "n\u0016³"
},
{
"id": 1191697,
"created_at": "2026-02-16T09:14:46.278990Z",
"text_signature": "testRLPEncodeList2()",
"hex_signature": "0x32950d3b",
"bytes_signature": "2\r;"
},
{
"id": 1191698,
"created_at": "2026-02-16T09:14:46.282065Z",
"text_signature": "testSmallLog256Equivalence(uint256)",
"hex_signature": "0x2bb03c83",
"bytes_signature": "+°<"
},
{
"id": 1191699,
"created_at": "2026-02-16T09:14:46.285052Z",
"text_signature": "_smallLog256(uint256)",
"hex_signature": "0x7354b5c8",
"bytes_signature": "sTµÈ"
},
{
"id": 1191700,
"created_at": "2026-02-16T09:14:46.288290Z",
"text_signature": "_smallLog256Simple(uint256)",
"hex_signature": "0xda954195",
"bytes_signature": "ÚA"
},
{
"id": 1191701,
"created_at": "2026-02-16T09:14:46.293306Z",
"text_signature": "_initializeTimelock()",
"hex_signature": "0xdb161896",
"bytes_signature": "Û\u0016\u0018"
},
{
"id": 1191702,
"created_at": "2026-02-16T09:14:46.296500Z",
"text_signature": "testInitialize()",
"hex_signature": "0x993831b6",
"bytes_signature": "81¶"
},
{
"id": 1191703,
"created_at": "2026-02-16T09:14:46.299395Z",
"text_signature": "testPredecessor()",
"hex_signature": "0xa75bee82",
"bytes_signature": "§[î"
},
{
"id": 1191704,
"created_at": "2026-02-16T09:14:46.302250Z",
"text_signature": "testOpenRoleHolder()",
"hex_signature": "0xd5395ed3",
"bytes_signature": "Õ9^Ó"
},
{
"id": 1191705,
"created_at": "2026-02-16T09:14:46.305290Z",
"text_signature": "testAdminRole()",
"hex_signature": "0x1e123b13",
"bytes_signature": "\u001e\u0012;\u0013"
},
{
"id": 1191706,
"created_at": "2026-02-16T09:14:46.308651Z",
"text_signature": "testSetAndGetMinDelay(uint256)",
"hex_signature": "0x0ff97e6c",
"bytes_signature": "\u000fù~l"
},
{
"id": 1191707,
"created_at": "2026-02-16T09:14:46.311671Z",
"text_signature": "testOperationStateDifferentialTrick(uint256,uint256)",
"hex_signature": "0xbcb3268c",
"bytes_signature": "¼³&"
},
{
"id": 1191708,
"created_at": "2026-02-16T09:14:46.314801Z",
"text_signature": "check_OperationStateDifferentialTrick(uint256,uint256)",
"hex_signature": "0xe9ca3503",
"bytes_signature": "éÊ5\u0003"
},
{
"id": 1191709,
"created_at": "2026-02-16T09:14:46.318056Z",
"text_signature": "_isOperationPendingOptimized(uint256)",
"hex_signature": "0x3126d4dd",
"bytes_signature": "1&ÔÝ"
},
{
"id": 1191710,
"created_at": "2026-02-16T09:14:46.321484Z",
"text_signature": "_isOperationReadyOptimized(uint256,uint256)",
"hex_signature": "0xde075d91",
"bytes_signature": "Þ\u0007]"
},
{
"id": 1191711,
"created_at": "2026-02-16T09:14:46.324785Z",
"text_signature": "_operationStateOptimized(uint256,uint256)",
"hex_signature": "0x60882788",
"bytes_signature": "`'"
},
{
"id": 1191712,
"created_at": "2026-02-16T09:14:46.328330Z",
"text_signature": "_isOperationPendingOriginal(uint256,uint256)",
"hex_signature": "0xe91a78c4",
"bytes_signature": "é\u001axÄ"
},
{
"id": 1191713,
"created_at": "2026-02-16T09:14:46.331392Z",
"text_signature": "_isOperationDoneOriginal(uint256,uint256)",
"hex_signature": "0x28a58944",
"bytes_signature": "(¥D"
},
{
"id": 1191714,
"created_at": "2026-02-16T09:14:46.334749Z",
"text_signature": "_isOperationReadyOriginal(uint256,uint256)",
"hex_signature": "0xb0da8f92",
"bytes_signature": "°Ú"
},
{
"id": 1191715,
"created_at": "2026-02-16T09:14:46.337886Z",
"text_signature": "_operationStateOriginal(uint256,uint256)",
"hex_signature": "0x0278da3f",
"bytes_signature": "\u0002xÚ?"
},
{
"id": 1191716,
"created_at": "2026-02-16T09:14:46.341145Z",
"text_signature": "testDelayRestriction(uint256,uint256,uint256)",
"hex_signature": "0x9c02b46e",
"bytes_signature": "\u0002´n"
},
{
"id": 1191717,
"created_at": "2026-02-16T09:14:46.344430Z",
"text_signature": "check_DelayRestriction(uint256,uint256,uint256)",
"hex_signature": "0xae165efd",
"bytes_signature": "®\u0016^ý"
},
{
"id": 1191718,
"created_at": "2026-02-16T09:14:46.356089Z",
"text_signature": "testEncodeAndDecodeMode()",
"hex_signature": "0x86763a2d",
"bytes_signature": "v:-"
},
{
"id": 1191719,
"created_at": "2026-02-16T09:14:46.359191Z",
"text_signature": "testReencodeBatchAsExecuteCalldata(bytes32)",
"hex_signature": "0x5a366364",
"bytes_signature": "Z6cd"
},
{
"id": 1191720,
"created_at": "2026-02-16T09:14:46.362160Z",
"text_signature": "testDecodeBatchEdgeCase()",
"hex_signature": "0xefd35ce6",
"bytes_signature": "ïÓ\\æ"
},
{
"id": 1191721,
"created_at": "2026-02-16T09:14:46.365294Z",
"text_signature": "testDecodeBatchEdgeCase2()",
"hex_signature": "0x06ccf364",
"bytes_signature": "\u0006Ìód"
},
{
"id": 1191722,
"created_at": "2026-02-16T09:14:46.368108Z",
"text_signature": "_randomLengthOrOffset(uint256)",
"hex_signature": "0x2227da94",
"bytes_signature": "\"'Ú"
},
{
"id": 1191723,
"created_at": "2026-02-16T09:14:46.373037Z",
"text_signature": "testSignatureCheckerOnEOAWithMatchingSignerAndSignature()",
"hex_signature": "0xec94ac29",
"bytes_signature": "ì¬)"
},
{
"id": 1191724,
"created_at": "2026-02-16T09:14:46.376315Z",
"text_signature": "testSignatureCheckerOnEOAWithInvalidSigner()",
"hex_signature": "0xc9ff46cb",
"bytes_signature": "ÉÿFË"
},
{
"id": 1191725,
"created_at": "2026-02-16T09:14:46.379450Z",
"text_signature": "testSignatureCheckerOnEOAWithWrongSignedMessageHash()",
"hex_signature": "0x39144eec",
"bytes_signature": "9\u0014Nì"
},
{
"id": 1191726,
"created_at": "2026-02-16T09:14:46.382402Z",
"text_signature": "testSignatureCheckerOnEOAWithInvalidSignature()",
"hex_signature": "0x6d467a33",
"bytes_signature": "mFz3"
},
{
"id": 1191727,
"created_at": "2026-02-16T09:14:46.385297Z",
"text_signature": "testSignatureCheckerOnWalletWithMatchingSignerAndSignature()",
"hex_signature": "0x752166f1",
"bytes_signature": "u!fñ"
},
{
"id": 1191728,
"created_at": "2026-02-16T09:14:46.388359Z",
"text_signature": "testSignatureCheckerOnWalletWithInvalidSigner()",
"hex_signature": "0x3090ffbe",
"bytes_signature": "0ÿ¾"
},
{
"id": 1191729,
"created_at": "2026-02-16T09:14:46.391287Z",
"text_signature": "testSignatureCheckerOnWalletWithZeroAddressSigner()",
"hex_signature": "0x16f31c12",
"bytes_signature": "\u0016ó\u001c\u0012"
},
{
"id": 1191730,
"created_at": "2026-02-16T09:14:46.394265Z",
"text_signature": "testSignatureCheckerOnWalletWithWrongSignedMessageHash()",
"hex_signature": "0x8f3e782e",
"bytes_signature": ">x."
},
{
"id": 1191731,
"created_at": "2026-02-16T09:14:46.397321Z",
"text_signature": "testSignatureCheckerOnWalletWithInvalidSignature()",
"hex_signature": "0x36d9d4d2",
"bytes_signature": "6ÙÔÒ"
},
{
"id": 1191732,
"created_at": "2026-02-16T09:14:46.400620Z",
"text_signature": "testSignatureCheckerOnMaliciousWallet()",
"hex_signature": "0x6d9606f4",
"bytes_signature": "m\u0006ô"
},
{
"id": 1191733,
"created_at": "2026-02-16T09:14:46.403717Z",
"text_signature": "testSignatureChecker(bytes32)",
"hex_signature": "0x723e1e4f",
"bytes_signature": "r>\u001eO"
},
{
"id": 1191734,
"created_at": "2026-02-16T09:14:46.407717Z",
"text_signature": "testToEthSignedMessageHashDifferential(bytes32)",
"hex_signature": "0x88bcc1c5",
"bytes_signature": "¼ÁÅ"
},
{
"id": 1191735,
"created_at": "2026-02-16T09:14:46.410863Z",
"text_signature": "_erc6492TestTemps()",
"hex_signature": "0x77b98cc1",
"bytes_signature": "w¹Á"
},
{
"id": 1191736,
"created_at": "2026-02-16T09:14:46.414189Z",
"text_signature": "testERC6492OnEOA()",
"hex_signature": "0x2f91ee0e",
"bytes_signature": "/î\u000e"
},
{
"id": 1191737,
"created_at": "2026-02-16T09:14:46.417273Z",
"text_signature": "testERC6492AllowSideEffectsOnEOA()",
"hex_signature": "0xe859abbd",
"bytes_signature": "èY«½"
},
{
"id": 1191738,
"created_at": "2026-02-16T09:14:46.420268Z",
"text_signature": "testERC6492AllowSideEffectsPostDeploy()",
"hex_signature": "0x1757d9c8",
"bytes_signature": "\u0017WÙÈ"
},
{
"id": 1191739,
"created_at": "2026-02-16T09:14:46.423360Z",
"text_signature": "testERC6492AllowSideEffectsPreDeploy()",
"hex_signature": "0xa174ebee",
"bytes_signature": "¡tëî"
},
{
"id": 1191740,
"created_at": "2026-02-16T09:14:46.426379Z",
"text_signature": "_etchERC6492Verifier()",
"hex_signature": "0x31c1895e",
"bytes_signature": "1Á^"
},
{
"id": 1191741,
"created_at": "2026-02-16T09:14:46.429447Z",
"text_signature": "_etchERC6492RevertingVerifier()",
"hex_signature": "0x960327ab",
"bytes_signature": "\u0003'«"
},
{
"id": 1191742,
"created_at": "2026-02-16T09:14:46.432477Z",
"text_signature": "testEtchERC6492RevertingVerifier()",
"hex_signature": "0xd0de995a",
"bytes_signature": "ÐÞZ"
},
{
"id": 1191743,
"created_at": "2026-02-16T09:14:46.435500Z",
"text_signature": "testERC6492PostDeploy()",
"hex_signature": "0xeb1b7c09",
"bytes_signature": "ë\u001b|\t"
},
{
"id": 1191744,
"created_at": "2026-02-16T09:14:46.439178Z",
"text_signature": "testERC6492PreDeploy()",
"hex_signature": "0x8333aa23",
"bytes_signature": "3ª#"
},
{
"id": 1191745,
"created_at": "2026-02-16T09:14:46.443128Z",
"text_signature": "testERC6492WithoutRevertingVerifier()",
"hex_signature": "0x1e1fc5fb",
"bytes_signature": "\u001e\u001fÅû"
},
{
"id": 1191746,
"created_at": "2026-02-16T09:14:46.447128Z",
"text_signature": "check_EcrecoverTrickEquivalance(bool,uint256,uint256)",
"hex_signature": "0xab6e5770",
"bytes_signature": "«nWp"
},
{
"id": 1191747,
"created_at": "2026-02-16T09:14:46.451503Z",
"text_signature": "testEcrecoverTrickEquivalance(bool,uint256,uint256)",
"hex_signature": "0x14662d44",
"bytes_signature": "\u0014f-D"
},
{
"id": 1191748,
"created_at": "2026-02-16T09:14:46.455784Z",
"text_signature": "check_EcrecoverLoopTrick(uint256)",
"hex_signature": "0x0736e32d",
"bytes_signature": "\u00076ã-"
},
{
"id": 1191749,
"created_at": "2026-02-16T09:14:46.459557Z",
"text_signature": "testEcrecoverLoopTrick(uint256)",
"hex_signature": "0x8f2c7794",
"bytes_signature": ",w"
},
{
"id": 1191750,
"created_at": "2026-02-16T09:14:46.464986Z",
"text_signature": "testHashTypedData()",
"hex_signature": "0xca6a78a8",
"bytes_signature": "Êjx¨"
},
{
"id": 1191751,
"created_at": "2026-02-16T09:14:46.468886Z",
"text_signature": "testHashTypedDataOnClone()",
"hex_signature": "0xe76b8984",
"bytes_signature": "çk"
},
{
"id": 1191752,
"created_at": "2026-02-16T09:14:46.472668Z",
"text_signature": "testHashTypedDataOnDynamic()",
"hex_signature": "0x78ba4178",
"bytes_signature": "xºAx"
},
{
"id": 1191753,
"created_at": "2026-02-16T09:14:46.476511Z",
"text_signature": "testHashTypedDataOnCloneDynamic()",
"hex_signature": "0x7bef0116",
"bytes_signature": "{ï\u0001\u0016"
},
{
"id": 1191754,
"created_at": "2026-02-16T09:14:46.480262Z",
"text_signature": "testHashTypedDataWithChaindIdChange()",
"hex_signature": "0x0b1a1554",
"bytes_signature": "\u000b\u001a\u0015T"
},
{
"id": 1191755,
"created_at": "2026-02-16T09:14:46.484043Z",
"text_signature": "testHashTypedDataOnCloneWithChaindIdChange()",
"hex_signature": "0xb668689c",
"bytes_signature": "¶hh"
},
{
"id": 1191756,
"created_at": "2026-02-16T09:14:46.487868Z",
"text_signature": "testHashTypedDataOnDynamicWithChaindIdChange()",
"hex_signature": "0x647df9da",
"bytes_signature": "d}ùÚ"
},
{
"id": 1191757,
"created_at": "2026-02-16T09:14:46.490420Z",
"text_signature": "testHashTypedDataOnCloneDynamicWithChaindIdChange()",
"hex_signature": "0x864797ba",
"bytes_signature": "Gº"
},
{
"id": 1191758,
"created_at": "2026-02-16T09:14:46.493364Z",
"text_signature": "testDomainSeparatorOnClone()",
"hex_signature": "0x04e7d738",
"bytes_signature": "\u0004ç×8"
},
{
"id": 1191759,
"created_at": "2026-02-16T09:14:46.495687Z",
"text_signature": "testDomainSeparatorWithChainIdChange()",
"hex_signature": "0x67dde9be",
"bytes_signature": "gÝé¾"
},
{
"id": 1191760,
"created_at": "2026-02-16T09:14:46.498039Z",
"text_signature": "testDomainSeparatorOnCloneWithChainIdChange()",
"hex_signature": "0x791d2f88",
"bytes_signature": "y\u001d/"
},
{
"id": 1191761,
"created_at": "2026-02-16T09:14:46.500262Z",
"text_signature": "testDomainSeparatorOnDynamicWithChainIdChange()",
"hex_signature": "0x92d1a36c",
"bytes_signature": "Ñ£l"
},
{
"id": 1191762,
"created_at": "2026-02-16T09:14:46.502373Z",
"text_signature": "testDomainSeparatorOnCloneDynamicWithChainIdChange()",
"hex_signature": "0xfa423e95",
"bytes_signature": "úB>"
},
{
"id": 1191763,
"created_at": "2026-02-16T09:14:46.504769Z",
"text_signature": "testEIP5267()",
"hex_signature": "0x8c92ec01",
"bytes_signature": "ì\u0001"
},
{
"id": 1191764,
"created_at": "2026-02-16T09:14:46.507111Z",
"text_signature": "testHashTypedDataSansChainId()",
"hex_signature": "0x1fe58497",
"bytes_signature": "\u001få"
},
{
"id": 1191765,
"created_at": "2026-02-16T09:14:46.509414Z",
"text_signature": "testHashTypedDataSansChainIdOnClone()",
"hex_signature": "0xc52ad072",
"bytes_signature": "Å*Ðr"
},
{
"id": 1191766,
"created_at": "2026-02-16T09:14:46.511443Z",
"text_signature": "testHashTypedDataSansChainIdOnDynamic()",
"hex_signature": "0x22d1d59e",
"bytes_signature": "\"ÑÕ"
},
{
"id": 1191767,
"created_at": "2026-02-16T09:14:46.513573Z",
"text_signature": "testHashTypedDataSansChainIdOnDynamicClone()",
"hex_signature": "0xcd153375",
"bytes_signature": "Í\u00153u"
},
{
"id": 1191768,
"created_at": "2026-02-16T09:14:46.516243Z",
"text_signature": "testFLS()",
"hex_signature": "0x537f639d",
"bytes_signature": "Sc"
},
{
"id": 1191769,
"created_at": "2026-02-16T09:14:46.518622Z",
"text_signature": "testCLZ()",
"hex_signature": "0x708ce878",
"bytes_signature": "pèx"
},
{
"id": 1191770,
"created_at": "2026-02-16T09:14:46.521507Z",
"text_signature": "testFFS()",
"hex_signature": "0x621fa967",
"bytes_signature": "b\u001f©g"
},
{
"id": 1191771,
"created_at": "2026-02-16T09:14:46.524597Z",
"text_signature": "testPopCount(uint256)",
"hex_signature": "0x963df2c5",
"bytes_signature": "=òÅ"
},
{
"id": 1191772,
"created_at": "2026-02-16T09:14:46.527539Z",
"text_signature": "testPopCount()",
"hex_signature": "0xb2cec5e8",
"bytes_signature": "²ÎÅè"
},
{
"id": 1191773,
"created_at": "2026-02-16T09:14:46.530807Z",
"text_signature": "testIsPo2(uint8,uint8)",
"hex_signature": "0xf3bf6bfe",
"bytes_signature": "ó¿kþ"
},
{
"id": 1191774,
"created_at": "2026-02-16T09:14:46.533735Z",
"text_signature": "testIsPo2(uint256)",
"hex_signature": "0x9944bf07",
"bytes_signature": "D¿\u0007"
},
{
"id": 1191775,
"created_at": "2026-02-16T09:14:46.536496Z",
"text_signature": "testIsPo2()",
"hex_signature": "0xdfd99f64",
"bytes_signature": "ßÙd"
},
{
"id": 1191776,
"created_at": "2026-02-16T09:14:46.539570Z",
"text_signature": "testAnd(bool,bool)",
"hex_signature": "0x58f9f746",
"bytes_signature": "Xù÷F"
},
{
"id": 1191777,
"created_at": "2026-02-16T09:14:46.542667Z",
"text_signature": "testAnd()",
"hex_signature": "0xa37bb514",
"bytes_signature": "£{µ\u0014"
},
{
"id": 1191778,
"created_at": "2026-02-16T09:14:46.545807Z",
"text_signature": "testOr(bool,bool)",
"hex_signature": "0xebcae612",
"bytes_signature": "ëÊæ\u0012"
},
{
"id": 1191779,
"created_at": "2026-02-16T09:14:46.548819Z",
"text_signature": "testOr()",
"hex_signature": "0x17a91fe8",
"bytes_signature": "\u0017©\u001fè"
},
{
"id": 1191780,
"created_at": "2026-02-16T09:14:46.551913Z",
"text_signature": "testAutoClean(uint256,uint256)",
"hex_signature": "0xee59e4a1",
"bytes_signature": "îYä¡"
},
{
"id": 1191781,
"created_at": "2026-02-16T09:14:46.554836Z",
"text_signature": "testReturnsBool()",
"hex_signature": "0x342050b3",
"bytes_signature": "4 P³"
},
{
"id": 1191782,
"created_at": "2026-02-16T09:14:46.558017Z",
"text_signature": "returnsBool(uint256)",
"hex_signature": "0x40b98a2f",
"bytes_signature": "@¹/"
},
{
"id": 1191783,
"created_at": "2026-02-16T09:14:46.561142Z",
"text_signature": "testPassInBool()",
"hex_signature": "0x9f71c25d",
"bytes_signature": "qÂ]"
},
{
"id": 1191784,
"created_at": "2026-02-16T09:14:46.564175Z",
"text_signature": "testBoolToUint(bool)",
"hex_signature": "0xf04739d9",
"bytes_signature": "ðG9Ù"
},
{
"id": 1191785,
"created_at": "2026-02-16T09:14:46.567499Z",
"text_signature": "testReverseBits()",
"hex_signature": "0x1d0220bf",
"bytes_signature": "\u001d\u0002 ¿"
},
{
"id": 1191786,
"created_at": "2026-02-16T09:14:46.571260Z",
"text_signature": "testReverseBitsDifferential(uint256)",
"hex_signature": "0x703d1d8b",
"bytes_signature": "p=\u001d"
},
{
"id": 1191787,
"created_at": "2026-02-16T09:14:46.574727Z",
"text_signature": "_reverseBitsOriginal(uint256)",
"hex_signature": "0xdfa22dd0",
"bytes_signature": "ߢ-Ð"
},
{
"id": 1191788,
"created_at": "2026-02-16T09:14:46.578168Z",
"text_signature": "testReverseBytes()",
"hex_signature": "0xafb92fd9",
"bytes_signature": "¯¹/Ù"
},
{
"id": 1191789,
"created_at": "2026-02-16T09:14:46.581820Z",
"text_signature": "testReverseBytesDifferential(uint256)",
"hex_signature": "0x6642d633",
"bytes_signature": "fBÖ3"
},
{
"id": 1191790,
"created_at": "2026-02-16T09:14:46.585165Z",
"text_signature": "_reverseBytesOriginal(uint256)",
"hex_signature": "0x04e2105b",
"bytes_signature": "\u0004â\u0010["
},
{
"id": 1191791,
"created_at": "2026-02-16T09:14:46.588490Z",
"text_signature": "testCommonNibblePrefix()",
"hex_signature": "0x2a27bc4a",
"bytes_signature": "*'¼J"
},
{
"id": 1191792,
"created_at": "2026-02-16T09:14:46.591900Z",
"text_signature": "testCommonNibblePrefixDifferential(uint256,uint256)",
"hex_signature": "0x9bb8f910",
"bytes_signature": "¸ù\u0010"
},
{
"id": 1191793,
"created_at": "2026-02-16T09:14:46.595123Z",
"text_signature": "_commonNibblePrefixOriginal(uint256,uint256)",
"hex_signature": "0x089f4067",
"bytes_signature": "\b@g"
},
{
"id": 1191794,
"created_at": "2026-02-16T09:14:46.598195Z",
"text_signature": "testCommonBytePrefix()",
"hex_signature": "0xc74a63fe",
"bytes_signature": "ÇJcþ"
},
{
"id": 1191795,
"created_at": "2026-02-16T09:14:46.601448Z",
"text_signature": "testCommonBytePrefixDifferential(uint256,uint256)",
"hex_signature": "0x680c46a1",
"bytes_signature": "h\fF¡"
}
]
}