HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 1157253,
"next": "http://www.4byte.directory/api/v1/signatures/?format=api&ordering=created_at&page=11564",
"previous": "http://www.4byte.directory/api/v1/signatures/?format=api&ordering=created_at&page=11562",
"results": [
{
"id": 1189263,
"created_at": "2026-01-30T09:02:21.302630Z",
"text_signature": "mock__setIsSignatureValid(bool)",
"hex_signature": "0x0d08575a",
"bytes_signature": "\r\bWZ"
},
{
"id": 1189264,
"created_at": "2026-01-30T09:02:21.312618Z",
"text_signature": "mock__getStakingModuleSummary(uint256,uint256,uint256)",
"hex_signature": "0x76652261",
"bytes_signature": "ve\"a"
},
{
"id": 1189265,
"created_at": "2026-01-30T09:02:21.315635Z",
"text_signature": "mock__getNodeOperatorSummary(uint256,uint256,uint256,uint256,uint256,uint256,uint256,uint256)",
"hex_signature": "0xaf830c4e",
"bytes_signature": "¯\fN"
},
{
"id": 1189266,
"created_at": "2026-01-30T09:02:21.319596Z",
"text_signature": "mock__getNonce(uint256)",
"hex_signature": "0xb4f9bee4",
"bytes_signature": "´ù¾ä"
},
{
"id": 1189267,
"created_at": "2026-01-30T09:02:21.324357Z",
"text_signature": "mock__nodeOperatorsCount(uint256,uint256)",
"hex_signature": "0xc4067494",
"bytes_signature": "Ä\u0006t"
},
{
"id": 1189268,
"created_at": "2026-01-30T09:02:21.328260Z",
"text_signature": "mock__revertOnRewardsMinted(bool,bool)",
"hex_signature": "0x88290b79",
"bytes_signature": ")\u000by"
},
{
"id": 1189269,
"created_at": "2026-01-30T09:02:21.334041Z",
"text_signature": "mock__onExitedAndStuckValidatorsCountsUpdated(bool,bool)",
"hex_signature": "0xb65d6004",
"bytes_signature": "¶]`\u0004"
},
{
"id": 1189270,
"created_at": "2026-01-30T09:02:21.337601Z",
"text_signature": "mock__onWithdrawalCredentialsChanged(bool,bool)",
"hex_signature": "0x33fabd39",
"bytes_signature": "3ú½9"
},
{
"id": 1189271,
"created_at": "2026-01-30T09:02:21.340310Z",
"text_signature": "mock__isValidatorExitDelayPenaltyApplicable(bool)",
"hex_signature": "0x75625ad4",
"bytes_signature": "ubZÔ"
},
{
"id": 1189272,
"created_at": "2026-01-30T09:02:21.343957Z",
"text_signature": "mock__exitDeadlineThreshold(uint256)",
"hex_signature": "0x49db3938",
"bytes_signature": "IÛ98"
},
{
"id": 1189273,
"created_at": "2026-01-30T09:02:21.346961Z",
"text_signature": "setOnValidatorExitTriggeredResponse(bool)",
"hex_signature": "0xc1569918",
"bytes_signature": "ÁV\u0018"
},
{
"id": 1189274,
"created_at": "2026-01-30T09:02:21.350113Z",
"text_signature": "setRevertWithEmptyReason(bool)",
"hex_signature": "0x12970c27",
"bytes_signature": "\u0012\f'"
},
{
"id": 1189275,
"created_at": "2026-01-30T09:02:21.361266Z",
"text_signature": "getStakingModuleIndexById(uint256)",
"hex_signature": "0x04c24bfd",
"bytes_signature": "\u0004ÂKý"
},
{
"id": 1189276,
"created_at": "2026-01-30T09:02:21.364513Z",
"text_signature": "getStakingModuleByIndex(uint256)",
"hex_signature": "0x6903964f",
"bytes_signature": "i\u0003O"
},
{
"id": 1189277,
"created_at": "2026-01-30T09:02:21.367597Z",
"text_signature": "testing_setBaseVersion(uint256)",
"hex_signature": "0x48d22ea3",
"bytes_signature": "HÒ.£"
},
{
"id": 1189278,
"created_at": "2026-01-30T09:02:21.370674Z",
"text_signature": "lastCall_updateExitedKeysByModule()",
"hex_signature": "0xb021b9f8",
"bytes_signature": "°!¹ø"
},
{
"id": 1189279,
"created_at": "2026-01-30T09:02:21.373828Z",
"text_signature": "totalCalls_reportExitedKeysByNodeOperator()",
"hex_signature": "0x7921651b",
"bytes_signature": "y!e\u001b"
},
{
"id": 1189280,
"created_at": "2026-01-30T09:02:21.383361Z",
"text_signature": "setStakingModuleNonce(uint256)",
"hex_signature": "0x257e7179",
"bytes_signature": "%~qy"
},
{
"id": 1189281,
"created_at": "2026-01-30T09:02:21.386514Z",
"text_signature": "setStakingModuleLastDepositBlock(uint256)",
"hex_signature": "0xc068ddd6",
"bytes_signature": "ÀhÝÖ"
},
{
"id": 1189282,
"created_at": "2026-01-30T09:02:21.390003Z",
"text_signature": "setStakingModuleMaxDepositsPerBlock(uint256)",
"hex_signature": "0x257310db",
"bytes_signature": "%s\u0010Û"
},
{
"id": 1189283,
"created_at": "2026-01-30T09:02:21.393977Z",
"text_signature": "setStakingModuleMinDepositBlockDistance(uint256)",
"hex_signature": "0x2c1a16a4",
"bytes_signature": ",\u001a\u0016¤"
},
{
"id": 1189284,
"created_at": "2026-01-30T09:02:21.396717Z",
"text_signature": "mock__addStakingModuleExitedValidators(uint24,uint256)",
"hex_signature": "0x171046bc",
"bytes_signature": "\u0017\u0010F¼"
},
{
"id": 1189285,
"created_at": "2026-01-30T09:02:21.399520Z",
"text_signature": "mock__removeStakingModule(uint256)",
"hex_signature": "0x3bfcbca1",
"bytes_signature": ";ü¼¡"
},
{
"id": 1189286,
"created_at": "2026-01-30T09:02:21.406341Z",
"text_signature": "refundFee(uint256,address)",
"hex_signature": "0xcd06d9bb",
"bytes_signature": "Í\u0006Ù»"
},
{
"id": 1189287,
"created_at": "2026-01-30T09:02:21.412209Z",
"text_signature": "getDataProcessingState()",
"hex_signature": "0x1da5c236",
"bytes_signature": "\u001d¥Â6"
},
{
"id": 1189288,
"created_at": "2026-01-30T09:02:21.415581Z",
"text_signature": "storeNewHashRequestStatus(bytes32,uint8,uint32)",
"hex_signature": "0x97205c1a",
"bytes_signature": " \\\u001a"
},
{
"id": 1189289,
"created_at": "2026-01-30T09:02:21.419425Z",
"text_signature": "updateRequestStatus(bytes32)",
"hex_signature": "0xe0d9965b",
"bytes_signature": "àÙ["
},
{
"id": 1189290,
"created_at": "2026-01-30T09:02:21.423311Z",
"text_signature": "getContractVersionPosition()",
"hex_signature": "0xf5da59bd",
"bytes_signature": "õÚY½"
},
{
"id": 1189291,
"created_at": "2026-01-30T09:02:21.428066Z",
"text_signature": "initializeContractVersionTo(uint256)",
"hex_signature": "0xf786a870",
"bytes_signature": "֬p"
},
{
"id": 1189292,
"created_at": "2026-01-30T09:02:21.431409Z",
"text_signature": "updateContractVersion(uint256)",
"hex_signature": "0x294bb79a",
"bytes_signature": ")K·"
},
{
"id": 1189293,
"created_at": "2026-01-30T09:02:21.436419Z",
"text_signature": "setRequestTimestamp(uint256,uint256)",
"hex_signature": "0x8d128ad5",
"bytes_signature": "\u0012Õ"
},
{
"id": 1189294,
"created_at": "2026-01-30T09:02:21.440010Z",
"text_signature": "harness__initializeContractVersionTo(uint256)",
"hex_signature": "0xc0b4c333",
"bytes_signature": "À´Ã3"
},
{
"id": 1189295,
"created_at": "2026-01-30T09:02:21.443549Z",
"text_signature": "harness__enqueue(uint128,uint128,address)",
"hex_signature": "0xa8fc210d",
"bytes_signature": "¨ü!\r"
},
{
"id": 1189296,
"created_at": "2026-01-30T09:02:21.446349Z",
"text_signature": "harness__finalize(uint256,uint256,uint256)",
"hex_signature": "0xe0854ffa",
"bytes_signature": "à
Oú"
},
{
"id": 1189297,
"created_at": "2026-01-30T09:02:21.449182Z",
"text_signature": "harness__getStatus(uint256)",
"hex_signature": "0xd239332f",
"bytes_signature": "Ò93/"
},
{
"id": 1189298,
"created_at": "2026-01-30T09:02:21.452148Z",
"text_signature": "harness__findCheckpointHint(uint256,uint256,uint256)",
"hex_signature": "0x98b02752",
"bytes_signature": "°'R"
},
{
"id": 1189299,
"created_at": "2026-01-30T09:02:21.455107Z",
"text_signature": "harness__sendValue(address,uint256)",
"hex_signature": "0xd5897504",
"bytes_signature": "Õu\u0004"
},
{
"id": 1189300,
"created_at": "2026-01-30T09:02:21.458113Z",
"text_signature": "harness__claim(uint256,uint256,address)",
"hex_signature": "0x5fa16ff7",
"bytes_signature": "_¡o÷"
},
{
"id": 1189301,
"created_at": "2026-01-30T09:02:21.461194Z",
"text_signature": "harness__calculateClaimableEther(uint256,uint256)",
"hex_signature": "0xa24c3450",
"bytes_signature": "¢L4P"
},
{
"id": 1189302,
"created_at": "2026-01-30T09:02:21.463834Z",
"text_signature": "harness__initializeQueue()",
"hex_signature": "0xc74af77c",
"bytes_signature": "ÇJ÷|"
},
{
"id": 1189303,
"created_at": "2026-01-30T09:02:21.466588Z",
"text_signature": "harness__getLastReportTimestamp()",
"hex_signature": "0x994308ef",
"bytes_signature": "C\bï"
},
{
"id": 1189304,
"created_at": "2026-01-30T09:02:21.469345Z",
"text_signature": "harness__setLastRequestId(uint256)",
"hex_signature": "0xf4411da3",
"bytes_signature": "ôA\u001d£"
},
{
"id": 1189305,
"created_at": "2026-01-30T09:02:21.471969Z",
"text_signature": "harness__setLastFinalizedRequestId(uint256)",
"hex_signature": "0x12167402",
"bytes_signature": "\u0012\u0016t\u0002"
},
{
"id": 1189306,
"created_at": "2026-01-30T09:02:21.475117Z",
"text_signature": "harness__setLastCheckpointIndex(uint256)",
"hex_signature": "0x3e5ddfbf",
"bytes_signature": ">]ß¿"
},
{
"id": 1189307,
"created_at": "2026-01-30T09:02:21.477950Z",
"text_signature": "harness__setLockedEtherAmount(uint256)",
"hex_signature": "0x340103a9",
"bytes_signature": "4\u0001\u0003©"
},
{
"id": 1189308,
"created_at": "2026-01-30T09:02:21.480800Z",
"text_signature": "harness__setLastReportTimestamp(uint256)",
"hex_signature": "0x855d511d",
"bytes_signature": "
]Q\u001d"
},
{
"id": 1189309,
"created_at": "2026-01-30T09:02:21.485316Z",
"text_signature": "harness__getClaimableEther(uint256,uint256)",
"hex_signature": "0x6a3538ad",
"bytes_signature": "j58"
},
{
"id": 1189310,
"created_at": "2026-01-30T09:02:21.487936Z",
"text_signature": "harness__finalize(uint256,uint256)",
"hex_signature": "0x620a6bdd",
"bytes_signature": "b\nkÝ"
},
{
"id": 1189311,
"created_at": "2026-01-30T09:02:21.491686Z",
"text_signature": "mock__changeNumber(uint256)",
"hex_signature": "0x75aa7503",
"bytes_signature": "uªu\u0003"
},
{
"id": 1189312,
"created_at": "2026-01-30T09:02:21.495308Z",
"text_signature": "mock__getChainId()",
"hex_signature": "0xcd97ac65",
"bytes_signature": "ͬe"
},
{
"id": 1189313,
"created_at": "2026-01-30T09:02:21.501521Z",
"text_signature": "mock__mint(address,uint256)",
"hex_signature": "0x7f0ae000",
"bytes_signature": "\nà\u0000"
},
{
"id": 1189314,
"created_at": "2026-01-30T09:02:21.517542Z",
"text_signature": "mock__badDebtToInternalize()",
"hex_signature": "0xbcb5e694",
"bytes_signature": "¼µæ"
},
{
"id": 1189315,
"created_at": "2026-01-30T09:02:21.521327Z",
"text_signature": "setBadDebtToInternalize(uint256)",
"hex_signature": "0xb5a07a93",
"bytes_signature": "µ z"
},
{
"id": 1189316,
"created_at": "2026-01-30T09:02:21.528509Z",
"text_signature": "getData__harness()",
"hex_signature": "0x9a883cbf",
"bytes_signature": "<¿"
},
{
"id": 1189317,
"created_at": "2026-01-30T09:02:21.560696Z",
"text_signature": "decreaseEther(uint256)",
"hex_signature": "0x15e14b08",
"bytes_signature": "\u0015áK\b"
},
{
"id": 1189318,
"created_at": "2026-01-30T09:02:21.564337Z",
"text_signature": "increaseEther(uint256)",
"hex_signature": "0xad159222",
"bytes_signature": "\u0015\""
},
{
"id": 1189319,
"created_at": "2026-01-30T09:02:21.567478Z",
"text_signature": "getSharesToBurnLimit()",
"hex_signature": "0xbd6aa2ce",
"bytes_signature": "½j¢Î"
},
{
"id": 1189320,
"created_at": "2026-01-30T09:02:21.571608Z",
"text_signature": "test_getStorageBool_Uninitialized()",
"hex_signature": "0x69dcd7e4",
"bytes_signature": "iÜ×ä"
},
{
"id": 1189321,
"created_at": "2026-01-30T09:02:21.575081Z",
"text_signature": "testFuzz_getStorageBool_Uninitialized(bytes32)",
"hex_signature": "0x2bb2f854",
"bytes_signature": "+²øT"
},
{
"id": 1189322,
"created_at": "2026-01-30T09:02:21.578121Z",
"text_signature": "test_getStorageAddress_Uninitialized()",
"hex_signature": "0x762f6ec8",
"bytes_signature": "v/nÈ"
},
{
"id": 1189323,
"created_at": "2026-01-30T09:02:21.581099Z",
"text_signature": "testFuzz_getStorageAddress_Uninitialized(bytes32)",
"hex_signature": "0xd71f5028",
"bytes_signature": "×\u001fP("
},
{
"id": 1189324,
"created_at": "2026-01-30T09:02:21.584448Z",
"text_signature": "test_getStorageBytes32_Uninitialized()",
"hex_signature": "0x14f7a6de",
"bytes_signature": "\u0014÷¦Þ"
},
{
"id": 1189325,
"created_at": "2026-01-30T09:02:21.587545Z",
"text_signature": "testFuzz_getStorageBytes32_Uninitialized(bytes32)",
"hex_signature": "0xaca5e9e1",
"bytes_signature": "¬¥éá"
},
{
"id": 1189326,
"created_at": "2026-01-30T09:02:21.590552Z",
"text_signature": "test_getStorageUint256_Uninitialized()",
"hex_signature": "0x4e9955a7",
"bytes_signature": "NU§"
},
{
"id": 1189327,
"created_at": "2026-01-30T09:02:21.593918Z",
"text_signature": "testFuzz_getStorageUint256_Uninitialized(bytes32)",
"hex_signature": "0x758d0019",
"bytes_signature": "u\u0000\u0019"
},
{
"id": 1189328,
"created_at": "2026-01-30T09:02:21.597120Z",
"text_signature": "test_setStorageBool()",
"hex_signature": "0x313260a2",
"bytes_signature": "12`¢"
},
{
"id": 1189329,
"created_at": "2026-01-30T09:02:21.600323Z",
"text_signature": "test_setStorageAddress()",
"hex_signature": "0x003bd0d7",
"bytes_signature": "\u0000;Ð×"
},
{
"id": 1189330,
"created_at": "2026-01-30T09:02:21.603662Z",
"text_signature": "testFuzz_setStorageAddress(address,bytes32)",
"hex_signature": "0xe62aa503",
"bytes_signature": "æ*¥\u0003"
},
{
"id": 1189331,
"created_at": "2026-01-30T09:02:21.606823Z",
"text_signature": "test_setStorageBytes32()",
"hex_signature": "0xd7c357be",
"bytes_signature": "×ÃW¾"
},
{
"id": 1189332,
"created_at": "2026-01-30T09:02:21.609977Z",
"text_signature": "testFuzz_setStorageBytes32(bytes32,bytes32)",
"hex_signature": "0x4a45082c",
"bytes_signature": "JE\b,"
},
{
"id": 1189333,
"created_at": "2026-01-30T09:02:21.612877Z",
"text_signature": "test_setStorageUint256()",
"hex_signature": "0x1e0ded0a",
"bytes_signature": "\u001e\rí\n"
},
{
"id": 1189334,
"created_at": "2026-01-30T09:02:21.616258Z",
"text_signature": "testFuzz_setStorageUint256(uint256,bytes32)",
"hex_signature": "0x3c54f63e",
"bytes_signature": "<Tö>"
},
{
"id": 1189335,
"created_at": "2026-01-30T09:02:21.627850Z",
"text_signature": "invariant_queueStETH()",
"hex_signature": "0x90614283",
"bytes_signature": "aB"
},
{
"id": 1189336,
"created_at": "2026-01-30T09:02:21.630855Z",
"text_signature": "invariant_queueLength()",
"hex_signature": "0x02ba7f8a",
"bytes_signature": "\u0002º"
},
{
"id": 1189337,
"created_at": "2026-01-30T09:02:21.633876Z",
"text_signature": "invariant_unfinalizedQueue()",
"hex_signature": "0x90d2760b",
"bytes_signature": "Òv\u000b"
},
{
"id": 1189338,
"created_at": "2026-01-30T09:02:21.636902Z",
"text_signature": "invariant_lockedEthIsLessThanInQueue()",
"hex_signature": "0x7f054f62",
"bytes_signature": "\u0005Ob"
},
{
"id": 1189339,
"created_at": "2026-01-30T09:02:21.639684Z",
"text_signature": "invariant_lockedEthDecreasesOnClaim()",
"hex_signature": "0x64e3f96b",
"bytes_signature": "dãùk"
},
{
"id": 1189340,
"created_at": "2026-01-30T09:02:21.642800Z",
"text_signature": "invariant_totalLockedEthNaiveCheck()",
"hex_signature": "0x307039d0",
"bytes_signature": "0p9Ð"
},
{
"id": 1189341,
"created_at": "2026-01-30T09:02:21.645756Z",
"text_signature": "invariant_requestCantBeClaimedAndNotFinalizedInTheSameTime()",
"hex_signature": "0xa43f889a",
"bytes_signature": "¤?"
},
{
"id": 1189342,
"created_at": "2026-01-30T09:02:21.651710Z",
"text_signature": "calculateBatches(uint256,uint256)",
"hex_signature": "0xe0bff4f2",
"bytes_signature": "à¿ôò"
},
{
"id": 1189343,
"created_at": "2026-01-30T09:02:21.654639Z",
"text_signature": "sumOfStETHInQueue(uint256,uint256)",
"hex_signature": "0xd3341ba1",
"bytes_signature": "Ó4\u001b¡"
},
{
"id": 1189344,
"created_at": "2026-01-30T09:02:21.664985Z",
"text_signature": "naiveSumOfFinalizedRequestsEth()",
"hex_signature": "0xd6d31a7c",
"bytes_signature": "ÖÓ\u001a|"
},
{
"id": 1189345,
"created_at": "2026-01-30T09:02:21.668816Z",
"text_signature": "request(uint128,uint128)",
"hex_signature": "0x6b2bc302",
"bytes_signature": "k+Ã\u0002"
},
{
"id": 1189346,
"created_at": "2026-01-30T09:02:21.688066Z",
"text_signature": "claimableEth(uint256,uint256)",
"hex_signature": "0x5b86107a",
"bytes_signature": "[\u0010z"
},
{
"id": 1189347,
"created_at": "2026-01-30T09:02:21.690468Z",
"text_signature": "incrementRebaseTimestamp()",
"hex_signature": "0x8214b461",
"bytes_signature": "\u0014´a"
},
{
"id": 1189348,
"created_at": "2026-01-30T09:02:21.695194Z",
"text_signature": "LOCAL_MESSAGE_1()",
"hex_signature": "0xdfd04a7d",
"bytes_signature": "ßÐJ}"
},
{
"id": 1189349,
"created_at": "2026-01-30T09:02:21.698159Z",
"text_signature": "verifyBLSSupport()",
"hex_signature": "0x04257175",
"bytes_signature": "\u0004%qu"
},
{
"id": 1189350,
"created_at": "2026-01-30T09:02:21.701914Z",
"text_signature": "pack(uint248,uint8)",
"hex_signature": "0x49c529cd",
"bytes_signature": "IÅ)Í"
},
{
"id": 1189351,
"created_at": "2026-01-30T09:02:21.704250Z",
"text_signature": "fls(uint256)",
"hex_signature": "0x27be8b2d",
"bytes_signature": "'¾-"
},
{
"id": 1189352,
"created_at": "2026-01-30T09:02:21.706839Z",
"text_signature": "_brutalizeMemory()",
"hex_signature": "0x72ae1502",
"bytes_signature": "r®\u0015\u0002"
},
{
"id": 1189353,
"created_at": "2026-01-30T09:02:21.709347Z",
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