HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 1178184,
"next": "http://www.4byte.directory/api/v1/signatures/?format=api&ordering=-created_at&page=26",
"previous": "http://www.4byte.directory/api/v1/signatures/?format=api&ordering=-created_at&page=24",
"results": [
{
"id": 1208880,
"created_at": "2026-06-29T19:25:56.864696Z",
"text_signature": "testDivRange(uint256,uint256)",
"hex_signature": "0xc56c910a",
"bytes_signature": "Ål\n"
},
{
"id": 1208879,
"created_at": "2026-06-29T19:25:56.862342Z",
"text_signature": "testMulFractionalSampleSize(uint256,uint256)",
"hex_signature": "0xd647ad86",
"bytes_signature": "ÖG"
},
{
"id": 1208878,
"created_at": "2026-06-29T19:25:56.860085Z",
"text_signature": "testMulFractionalFee(uint256,uint256)",
"hex_signature": "0xd285a0ce",
"bytes_signature": "Ò
Î"
},
{
"id": 1208877,
"created_at": "2026-06-29T19:25:56.857696Z",
"text_signature": "testMulFeeRange(uint256,uint256)",
"hex_signature": "0x07c861d3",
"bytes_signature": "\u0007ÈaÓ"
},
{
"id": 1208876,
"created_at": "2026-06-29T19:25:56.855282Z",
"text_signature": "testMulScale(uint256,uint256)",
"hex_signature": "0xa3a692fa",
"bytes_signature": "£¦ú"
},
{
"id": 1208875,
"created_at": "2026-06-29T19:25:56.852827Z",
"text_signature": "testAddSubFee(uint256,uint256)",
"hex_signature": "0xa77b1d70",
"bytes_signature": "§{\u001dp"
},
{
"id": 1208874,
"created_at": "2026-06-29T19:25:56.850432Z",
"text_signature": "testAddSubRange(uint256,uint256)",
"hex_signature": "0x9e36985d",
"bytes_signature": "6]"
},
{
"id": 1208873,
"created_at": "2026-06-29T19:25:56.847816Z",
"text_signature": "testAddSubSampleSize(uint256,uint256)",
"hex_signature": "0xa393fc81",
"bytes_signature": "£ü"
},
{
"id": 1208872,
"created_at": "2026-06-29T19:25:56.843664Z",
"text_signature": "testTriggerRevertOnlyFlareSystemsManager()",
"hex_signature": "0xb0701aa3",
"bytes_signature": "°p\u001a£"
},
{
"id": 1208871,
"created_at": "2026-06-29T19:25:56.839958Z",
"text_signature": "testTriggerInflationOffersPartial()",
"hex_signature": "0x24b4ed0d",
"bytes_signature": "$´í\r"
},
{
"id": 1208870,
"created_at": "2026-06-29T19:25:56.835210Z",
"text_signature": "_createSignature(uint256)",
"hex_signature": "0x75ca84ba",
"bytes_signature": "uʺ"
},
{
"id": 1208869,
"created_at": "2026-06-29T19:25:56.832686Z",
"text_signature": "_mockIsExtensionEmergencyPaused(bool)",
"hex_signature": "0xe909afed",
"bytes_signature": "é\t¯í"
},
{
"id": 1208868,
"created_at": "2026-06-29T19:25:56.829547Z",
"text_signature": "testRecoverCosigners()",
"hex_signature": "0x99e0b52a",
"bytes_signature": "àµ*"
},
{
"id": 1208867,
"created_at": "2026-06-29T19:25:56.826973Z",
"text_signature": "testRecoverCosignersRevertDuplicatedCosigner()",
"hex_signature": "0x63a60c79",
"bytes_signature": "c¦\fy"
},
{
"id": 1208866,
"created_at": "2026-06-29T19:25:56.824626Z",
"text_signature": "testVerifyTeeSignatures()",
"hex_signature": "0x705f4b4b",
"bytes_signature": "p_KK"
},
{
"id": 1208865,
"created_at": "2026-06-29T19:25:56.822295Z",
"text_signature": "testVerifyTeeSignaturesRevertNoTeeSignatures()",
"hex_signature": "0x9574a7e2",
"bytes_signature": "t§â"
},
{
"id": 1208864,
"created_at": "2026-06-29T19:25:56.819854Z",
"text_signature": "testVerifyTeeSignaturesRevertSystemExtensionEmergencyPaused()",
"hex_signature": "0x9982d28a",
"bytes_signature": "Ò"
},
{
"id": 1208863,
"created_at": "2026-06-29T19:25:56.817769Z",
"text_signature": "testVerifyTeeSignaturesRevertDuplicatedTeeId()",
"hex_signature": "0x51b96595",
"bytes_signature": "Q¹e"
},
{
"id": 1208862,
"created_at": "2026-06-29T19:25:56.815890Z",
"text_signature": "testVerifyTeeSignaturesRevertTeeMachineNotAvailable()",
"hex_signature": "0x096ea499",
"bytes_signature": "\tn¤"
},
{
"id": 1208861,
"created_at": "2026-06-29T19:25:56.813984Z",
"text_signature": "testVerifyTeeSignatureRevertSystemExtensionEmergencyPaused()",
"hex_signature": "0x9d8bb1ed",
"bytes_signature": "±í"
},
{
"id": 1208860,
"created_at": "2026-06-29T19:25:56.812003Z",
"text_signature": "testVerifyTeeSignature()",
"hex_signature": "0x4cf2e13a",
"bytes_signature": "Lòá:"
},
{
"id": 1208859,
"created_at": "2026-06-29T19:25:56.809893Z",
"text_signature": "testVerifyTeeSignatureRevertInvalidTeeMachineExtensionId()",
"hex_signature": "0xb4cc4696",
"bytes_signature": "´ÌF"
},
{
"id": 1208858,
"created_at": "2026-06-29T19:25:56.807458Z",
"text_signature": "testVerifyTeeSignatureRevertTeeMachineNotAvailable()",
"hex_signature": "0xe85f9136",
"bytes_signature": "è_6"
},
{
"id": 1208857,
"created_at": "2026-06-29T19:25:56.804188Z",
"text_signature": "_mockGetTypeAndSourceFee(bytes32,bytes32,bool)",
"hex_signature": "0xeb43c508",
"bytes_signature": "ëCÅ\b"
},
{
"id": 1208856,
"created_at": "2026-06-29T19:25:56.801721Z",
"text_signature": "testOnlyGovernanceCanAdd()",
"hex_signature": "0xed44cb3d",
"bytes_signature": "íDË="
},
{
"id": 1208855,
"created_at": "2026-06-29T19:25:56.799308Z",
"text_signature": "testRemoveFdc2Configuration()",
"hex_signature": "0x3ede4191",
"bytes_signature": ">ÞA"
},
{
"id": 1208854,
"created_at": "2026-06-29T19:25:56.796904Z",
"text_signature": "testReplaceFdc2ConfigurationsRevertMismatch()",
"hex_signature": "0xf4ba6e15",
"bytes_signature": "ôºn\u0015"
},
{
"id": 1208853,
"created_at": "2026-06-29T19:25:56.794540Z",
"text_signature": "testReplaceFdc2Configurations()",
"hex_signature": "0xf9f34b36",
"bytes_signature": "ùóK6"
},
{
"id": 1208852,
"created_at": "2026-06-29T19:25:56.792145Z",
"text_signature": "testAddFdc2Configurations()",
"hex_signature": "0xaf9d8c31",
"bytes_signature": "¯1"
},
{
"id": 1208851,
"created_at": "2026-06-29T19:25:56.788466Z",
"text_signature": "_mockSendSystemInstructions()",
"hex_signature": "0x26cb5dad",
"bytes_signature": "&Ë]"
},
{
"id": 1208850,
"created_at": "2026-06-29T19:25:56.786036Z",
"text_signature": "_mockCalculateFeeByTeeIds(uint256)",
"hex_signature": "0x45f86638",
"bytes_signature": "Eøf8"
},
{
"id": 1208849,
"created_at": "2026-06-29T19:25:56.783589Z",
"text_signature": "_mockGetExtensionId(uint256)",
"hex_signature": "0x59a7f771",
"bytes_signature": "Y§÷q"
},
{
"id": 1208848,
"created_at": "2026-06-29T19:25:56.781045Z",
"text_signature": "_mockReceiveRewards()",
"hex_signature": "0x35926527",
"bytes_signature": "5e'"
},
{
"id": 1208847,
"created_at": "2026-06-29T19:25:56.778000Z",
"text_signature": "_mockGetTypeAndSourceFee()",
"hex_signature": "0xda3b78e6",
"bytes_signature": "Ú;xæ"
},
{
"id": 1208846,
"created_at": "2026-06-29T19:25:56.774575Z",
"text_signature": "testRequestAttestationWithProofOwnerAndClaimBack()",
"hex_signature": "0x694ba393",
"bytes_signature": "iK£"
},
{
"id": 1208845,
"created_at": "2026-06-29T19:25:56.772281Z",
"text_signature": "testRequestAttestation1()",
"hex_signature": "0xc0da5614",
"bytes_signature": "ÀÚV\u0014"
},
{
"id": 1208844,
"created_at": "2026-06-29T19:25:56.769428Z",
"text_signature": "testRequestAttestationRevertOnlySystemExtensionId()",
"hex_signature": "0x893df969",
"bytes_signature": "=ùi"
},
{
"id": 1208843,
"created_at": "2026-06-29T19:25:56.767155Z",
"text_signature": "testRequestAttestationRevertTeeMachineNotAvailable()",
"hex_signature": "0x60e736d3",
"bytes_signature": "`ç6Ó"
},
{
"id": 1208842,
"created_at": "2026-06-29T19:25:56.764830Z",
"text_signature": "testRequestAttestationRevertDuplicatedTeeId()",
"hex_signature": "0x38f855e4",
"bytes_signature": "8øUä"
},
{
"id": 1208841,
"created_at": "2026-06-29T19:25:56.762214Z",
"text_signature": "testRequestAttestationRevertTeesInvalid()",
"hex_signature": "0xfea1f83d",
"bytes_signature": "þ¡ø="
},
{
"id": 1208840,
"created_at": "2026-06-29T19:25:56.759617Z",
"text_signature": "testRequestAttestationRevertThresholdInvalid()",
"hex_signature": "0x9a6e9f47",
"bytes_signature": "nG"
},
{
"id": 1208839,
"created_at": "2026-06-29T19:25:56.757326Z",
"text_signature": "testDefaultNumberOfTeesRevert()",
"hex_signature": "0xfacce4f5",
"bytes_signature": "úÌäõ"
},
{
"id": 1208838,
"created_at": "2026-06-29T19:25:56.754911Z",
"text_signature": "testDefaultNumberOfTees()",
"hex_signature": "0xf82a1393",
"bytes_signature": "ø*\u0013"
},
{
"id": 1208837,
"created_at": "2026-06-29T19:25:56.752564Z",
"text_signature": "testSetMinThresholdBIPSRevert()",
"hex_signature": "0xcd18272d",
"bytes_signature": "Í\u0018'-"
},
{
"id": 1208836,
"created_at": "2026-06-29T19:25:56.749784Z",
"text_signature": "testSetMinThresholdBIPS()",
"hex_signature": "0xd9912358",
"bytes_signature": "Ù#X"
},
{
"id": 1208835,
"created_at": "2026-06-29T19:25:56.746527Z",
"text_signature": "testGetTypeAndSourceFee()",
"hex_signature": "0xa80f655b",
"bytes_signature": "¨\u000fe["
},
{
"id": 1208834,
"created_at": "2026-06-29T19:25:56.743609Z",
"text_signature": "testGetTypeAndSourceFeeRevertTypeAndSourceCombinationNotSupported()",
"hex_signature": "0x38b776d6",
"bytes_signature": "8·vÖ"
},
{
"id": 1208833,
"created_at": "2026-06-29T19:25:56.740819Z",
"text_signature": "testRemoveTypeAndSourceFeesRevertLengthsMismatch()",
"hex_signature": "0x0c4b7a02",
"bytes_signature": "\fKz\u0002"
},
{
"id": 1208832,
"created_at": "2026-06-29T19:25:56.738586Z",
"text_signature": "testRemoveTypeAndSourceFeesRevertOnlyGovernance()",
"hex_signature": "0x353dffc1",
"bytes_signature": "5=ÿÁ"
},
{
"id": 1208831,
"created_at": "2026-06-29T19:25:56.735800Z",
"text_signature": "testSetTypeAndSourceFeesRevertLengthsMismatch()",
"hex_signature": "0xe5e78e4d",
"bytes_signature": "åçM"
},
{
"id": 1208830,
"created_at": "2026-06-29T19:25:56.733446Z",
"text_signature": "testSetTypeAndSourceFeesRevertOnlyGovernance()",
"hex_signature": "0x80a96216",
"bytes_signature": "©b\u0016"
},
{
"id": 1208829,
"created_at": "2026-06-29T19:25:56.730446Z",
"text_signature": "testRemoveTypeAndSourceFeeRevertFeeNotSet()",
"hex_signature": "0x772062b5",
"bytes_signature": "w bµ"
},
{
"id": 1208828,
"created_at": "2026-06-29T19:25:56.728111Z",
"text_signature": "testRemoveTypeAndSourceFeeRevertOnlyGovernance()",
"hex_signature": "0xb9aaccc2",
"bytes_signature": "¹ªÌÂ"
},
{
"id": 1208827,
"created_at": "2026-06-29T19:25:56.725265Z",
"text_signature": "testSetTypeAndSourceFeeRevertFeeMustBeGreaterThanZero()",
"hex_signature": "0xb225f095",
"bytes_signature": "²%ð"
},
{
"id": 1208826,
"created_at": "2026-06-29T19:25:56.722745Z",
"text_signature": "testSetTypeAndSourceFeeRevertOnlyGovernance()",
"hex_signature": "0x24402b54",
"bytes_signature": "$@+T"
},
{
"id": 1208825,
"created_at": "2026-06-29T19:25:56.692105Z",
"text_signature": "_mockIsExecutor(address,bool)",
"hex_signature": "0x9ca81b18",
"bytes_signature": "¨\u001b\u0018"
},
{
"id": 1208824,
"created_at": "2026-06-29T19:25:56.689831Z",
"text_signature": "_mockProductionGovernance()",
"hex_signature": "0x921ca459",
"bytes_signature": "\u001c¤Y"
},
{
"id": 1208823,
"created_at": "2026-06-29T19:25:56.687439Z",
"text_signature": "_switchToProduction()",
"hex_signature": "0xd2280747",
"bytes_signature": "Ò(\u0007G"
},
{
"id": 1208822,
"created_at": "2026-06-29T19:25:56.684946Z",
"text_signature": "testCancelRevertsForUnrecordedCall()",
"hex_signature": "0x83ef582e",
"bytes_signature": "ïX."
},
{
"id": 1208821,
"created_at": "2026-06-29T19:25:56.682258Z",
"text_signature": "testExecuteRevertsForUnrecordedCall()",
"hex_signature": "0x4b1a823e",
"bytes_signature": "K\u001a>"
},
{
"id": 1208820,
"created_at": "2026-06-29T19:25:56.680121Z",
"text_signature": "testExecuteRevertsForNonExecutor()",
"hex_signature": "0x0b901156",
"bytes_signature": "\u000b\u0011V"
},
{
"id": 1208819,
"created_at": "2026-06-29T19:25:56.677469Z",
"text_signature": "testTimelockedCallRecordedAndExecuted()",
"hex_signature": "0xc8c0c25e",
"bytes_signature": "ÈÀÂ^"
},
{
"id": 1208818,
"created_at": "2026-06-29T19:25:56.675262Z",
"text_signature": "testSwitchToProductionModeRevertsTwice()",
"hex_signature": "0x7fcb58b3",
"bytes_signature": "ËX³"
},
{
"id": 1208817,
"created_at": "2026-06-29T19:25:56.673062Z",
"text_signature": "testSwitchToProductionModeEmitsEventAndFlipsFlag()",
"hex_signature": "0x48667e19",
"bytes_signature": "Hf~\u0019"
},
{
"id": 1208816,
"created_at": "2026-06-29T19:25:56.670314Z",
"text_signature": "testSwitchToProductionModeRevertsForNonGovernance()",
"hex_signature": "0xb3a8a742",
"bytes_signature": "³¨§B"
},
{
"id": 1208815,
"created_at": "2026-06-29T19:25:56.667871Z",
"text_signature": "testInitialGovernanceCanCallImmediately()",
"hex_signature": "0xa9c223cc",
"bytes_signature": "©Â#Ì"
},
{
"id": 1208814,
"created_at": "2026-06-29T19:25:56.665087Z",
"text_signature": "testOnlyGovernanceRevertsForNonGovernance()",
"hex_signature": "0x057ab6fe",
"bytes_signature": "\u0005z¶þ"
},
{
"id": 1208813,
"created_at": "2026-06-29T19:25:56.662412Z",
"text_signature": "testLibraryGuardCatchesInPlaceUpgradeReinit()",
"hex_signature": "0x5c1ee77d",
"bytes_signature": "\\\u001eç}"
},
{
"id": 1208812,
"created_at": "2026-06-29T19:25:56.659561Z",
"text_signature": "testReinitializeRevertsAlreadyInitialized()",
"hex_signature": "0x117903f7",
"bytes_signature": "\u0011y\u0003÷"
},
{
"id": 1208811,
"created_at": "2026-06-29T19:25:56.656771Z",
"text_signature": "testGovernanceIsInitialGovernanceBeforeProductionMode()",
"hex_signature": "0x7581f4a9",
"bytes_signature": "uô©"
},
{
"id": 1208810,
"created_at": "2026-06-29T19:25:56.652913Z",
"text_signature": "_updateContractAddresses(bytes32[],address[])",
"hex_signature": "0x6614c1d9",
"bytes_signature": "f\u0014ÁÙ"
},
{
"id": 1208809,
"created_at": "2026-06-29T19:25:56.508843Z",
"text_signature": "_buildFacetCuts()",
"hex_signature": "0x74490c40",
"bytes_signature": "tI\f@"
},
{
"id": 1208808,
"created_at": "2026-06-29T19:25:56.503939Z",
"text_signature": "accountIdToClassicAddress(bytes20)",
"hex_signature": "0xf1395991",
"bytes_signature": "ñ9Y"
},
{
"id": 1208807,
"created_at": "2026-06-29T19:25:56.495815Z",
"text_signature": "encode(bytes20,uint32,bool,bool)",
"hex_signature": "0xfb53ce47",
"bytes_signature": "ûSÎG"
},
{
"id": 1208806,
"created_at": "2026-06-29T14:05:06.826725Z",
"text_signature": "multicall((address,uint256,bytes)[],bool)",
"hex_signature": "0x69340beb",
"bytes_signature": "i4\u000bë"
},
{
"id": 1208805,
"created_at": "2026-06-29T13:48:20.735392Z",
"text_signature": "testStorageAccessColdReadRecordsPresentValue()",
"hex_signature": "0x01c4bd16",
"bytes_signature": "\u0001Ľ\u0016"
},
{
"id": 1208804,
"created_at": "2026-06-29T13:48:20.727292Z",
"text_signature": "testStorageAccessColdWriteRecordsPreviousValue()",
"hex_signature": "0x79326893",
"bytes_signature": "y2h"
},
{
"id": 1208803,
"created_at": "2026-06-29T13:48:19.942344Z",
"text_signature": "testStateDiffRecordingDoesNotWarmExtcodecopyReads()",
"hex_signature": "0xf6d665c6",
"bytes_signature": "öÖeÆ"
},
{
"id": 1208802,
"created_at": "2026-06-29T13:48:19.940515Z",
"text_signature": "testStateDiffRecordingDoesNotWarmExtcodehashReads()",
"hex_signature": "0x2c84223d",
"bytes_signature": ",\"="
},
{
"id": 1208801,
"created_at": "2026-06-29T13:48:19.938660Z",
"text_signature": "testStateDiffRecordingDoesNotWarmExtcodesizeReads()",
"hex_signature": "0x3f8eadf7",
"bytes_signature": "?÷"
},
{
"id": 1208800,
"created_at": "2026-06-29T13:48:19.936738Z",
"text_signature": "testStateDiffRecordingDoesNotWarmBalanceReads()",
"hex_signature": "0x426ac40f",
"bytes_signature": "BjÄ\u000f"
},
{
"id": 1208799,
"created_at": "2026-06-29T13:48:19.934329Z",
"text_signature": "testStateDiffRecordingDoesNotWarmStorageWrites()",
"hex_signature": "0x49de0877",
"bytes_signature": "IÞ\bw"
},
{
"id": 1208798,
"created_at": "2026-06-29T13:48:19.932026Z",
"text_signature": "testStateDiffRecordingDoesNotWarmStorageReads()",
"hex_signature": "0x79258c9e",
"bytes_signature": "y%"
},
{
"id": 1208797,
"created_at": "2026-06-29T13:48:19.920489Z",
"text_signature": "copyCodeOf(address)",
"hex_signature": "0x7c7db0c5",
"bytes_signature": "|}°Å"
},
{
"id": 1208796,
"created_at": "2026-06-29T13:48:19.917350Z",
"text_signature": "codeSizeOf(address)",
"hex_signature": "0x77a4de76",
"bytes_signature": "w¤Þv"
},
{
"id": 1208795,
"created_at": "2026-06-29T13:48:19.911930Z",
"text_signature": "writeAll()",
"hex_signature": "0x17db0032",
"bytes_signature": "\u0017Û\u00002"
},
{
"id": 1208794,
"created_at": "2026-06-29T06:00:09.853182Z",
"text_signature": "wasPlayedBefore(address,uint8,uint256,uint40)",
"hex_signature": "0xc3f6f1f4",
"bytes_signature": "Ãöñô"
},
{
"id": 1208793,
"created_at": "2026-06-29T06:00:09.844852Z",
"text_signature": "playLineup(uint8,uint256[4])",
"hex_signature": "0x8a7f2edc",
"bytes_signature": ".Ü"
},
{
"id": 1208792,
"created_at": "2026-06-29T06:00:09.794205Z",
"text_signature": "lineups(address,uint8)",
"hex_signature": "0x3bdb0b11",
"bytes_signature": ";Û\u000b\u0011"
},
{
"id": 1208791,
"created_at": "2026-06-29T06:00:09.754716Z",
"text_signature": "isTokenEligibleOwner(address,uint256)",
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"bytes_signature": "Km{s"
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{
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{
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{
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{
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{
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{
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{
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}