HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 1165849,
"next": "http://www.4byte.directory/api/v1/signatures/?format=api&page=20",
"previous": "http://www.4byte.directory/api/v1/signatures/?format=api&page=18",
"results": [
{
"id": 1197144,
"created_at": "2026-02-21T07:00:09.254140Z",
"text_signature": "testSymbolicPack(bytes12,bytes4)",
"hex_signature": "0x49c415a6",
"bytes_signature": "IÄ\u0015¦"
},
{
"id": 1197143,
"created_at": "2026-02-21T07:00:09.252273Z",
"text_signature": "testSymbolicPack(bytes10,bytes22)",
"hex_signature": "0xceee2ed2",
"bytes_signature": "Îî.Ò"
},
{
"id": 1197142,
"created_at": "2026-02-21T07:00:09.250268Z",
"text_signature": "testSymbolicPack(bytes10,bytes12)",
"hex_signature": "0x63611d31",
"bytes_signature": "ca\u001d1"
},
{
"id": 1197141,
"created_at": "2026-02-21T07:00:09.248316Z",
"text_signature": "testSymbolicPack(bytes10,bytes10)",
"hex_signature": "0x3e0abd87",
"bytes_signature": ">\n½"
},
{
"id": 1197140,
"created_at": "2026-02-21T07:00:09.246259Z",
"text_signature": "testSymbolicPack(bytes10,bytes6)",
"hex_signature": "0xa048cb22",
"bytes_signature": " HË\""
},
{
"id": 1197139,
"created_at": "2026-02-21T07:00:09.244110Z",
"text_signature": "testSymbolicPack(bytes10,bytes2)",
"hex_signature": "0x04624085",
"bytes_signature": "\u0004b@
"
},
{
"id": 1197138,
"created_at": "2026-02-21T07:00:09.242177Z",
"text_signature": "testSymbolicPack(bytes8,bytes24)",
"hex_signature": "0x45c64dce",
"bytes_signature": "EÆMÎ"
},
{
"id": 1197137,
"created_at": "2026-02-21T07:00:09.240278Z",
"text_signature": "testSymbolicPack(bytes8,bytes20)",
"hex_signature": "0x9150c85b",
"bytes_signature": "PÈ["
},
{
"id": 1197136,
"created_at": "2026-02-21T07:00:09.238370Z",
"text_signature": "testSymbolicPack(bytes8,bytes16)",
"hex_signature": "0x4d565f34",
"bytes_signature": "MV_4"
},
{
"id": 1197135,
"created_at": "2026-02-21T07:00:09.236279Z",
"text_signature": "testSymbolicPack(bytes8,bytes12)",
"hex_signature": "0xc7ba3f47",
"bytes_signature": "Ǻ?G"
},
{
"id": 1197134,
"created_at": "2026-02-21T07:00:09.234294Z",
"text_signature": "testSymbolicPack(bytes8,bytes8)",
"hex_signature": "0xc5693fd9",
"bytes_signature": "Åi?Ù"
},
{
"id": 1197133,
"created_at": "2026-02-21T07:00:09.231773Z",
"text_signature": "testSymbolicPack(bytes8,bytes4)",
"hex_signature": "0x24369a1c",
"bytes_signature": "$6\u001c"
},
{
"id": 1197132,
"created_at": "2026-02-21T07:00:09.228960Z",
"text_signature": "testSymbolicPack(bytes8,bytes2)",
"hex_signature": "0x447a4845",
"bytes_signature": "DzHE"
},
{
"id": 1197131,
"created_at": "2026-02-21T07:00:09.226383Z",
"text_signature": "testSymbolicPack(bytes6,bytes22)",
"hex_signature": "0xa6ae99bc",
"bytes_signature": "¦®¼"
},
{
"id": 1197130,
"created_at": "2026-02-21T07:00:09.224152Z",
"text_signature": "testSymbolicPack(bytes6,bytes16)",
"hex_signature": "0x5cabab63",
"bytes_signature": "\\««c"
},
{
"id": 1197129,
"created_at": "2026-02-21T07:00:09.221652Z",
"text_signature": "testSymbolicPack(bytes6,bytes10)",
"hex_signature": "0xc859393f",
"bytes_signature": "ÈY9?"
},
{
"id": 1197128,
"created_at": "2026-02-21T07:00:09.219546Z",
"text_signature": "testSymbolicPack(bytes6,bytes6)",
"hex_signature": "0x2c12f197",
"bytes_signature": ",\u0012ñ"
},
{
"id": 1197127,
"created_at": "2026-02-21T07:00:09.217431Z",
"text_signature": "testSymbolicPack(bytes6,bytes4)",
"hex_signature": "0x2930d478",
"bytes_signature": ")0Ôx"
},
{
"id": 1197126,
"created_at": "2026-02-21T07:00:09.215017Z",
"text_signature": "testSymbolicPack(bytes6,bytes2)",
"hex_signature": "0x88a78ff5",
"bytes_signature": "§õ"
},
{
"id": 1197125,
"created_at": "2026-02-21T07:00:09.212812Z",
"text_signature": "testSymbolicPack(bytes4,bytes28)",
"hex_signature": "0xe54bdedf",
"bytes_signature": "åKÞß"
},
{
"id": 1197124,
"created_at": "2026-02-21T07:00:09.210667Z",
"text_signature": "testSymbolicPack(bytes4,bytes24)",
"hex_signature": "0x8e83e973",
"bytes_signature": "és"
},
{
"id": 1197123,
"created_at": "2026-02-21T07:00:09.208637Z",
"text_signature": "testSymbolicPack(bytes4,bytes20)",
"hex_signature": "0x4771357e",
"bytes_signature": "Gq5~"
},
{
"id": 1197122,
"created_at": "2026-02-21T07:00:09.206335Z",
"text_signature": "testSymbolicPack(bytes4,bytes16)",
"hex_signature": "0xfaeadbf1",
"bytes_signature": "úêÛñ"
},
{
"id": 1197121,
"created_at": "2026-02-21T07:00:09.204194Z",
"text_signature": "testSymbolicPack(bytes4,bytes12)",
"hex_signature": "0x6a18ddf8",
"bytes_signature": "j\u0018Ýø"
},
{
"id": 1197120,
"created_at": "2026-02-21T07:00:09.201777Z",
"text_signature": "testSymbolicPack(bytes4,bytes8)",
"hex_signature": "0xad797079",
"bytes_signature": "ypy"
},
{
"id": 1197119,
"created_at": "2026-02-21T07:00:09.198242Z",
"text_signature": "testSymbolicPack(bytes4,bytes6)",
"hex_signature": "0x16ef143f",
"bytes_signature": "\u0016ï\u0014?"
},
{
"id": 1197118,
"created_at": "2026-02-21T07:00:09.196376Z",
"text_signature": "testSymbolicPack(bytes4,bytes4)",
"hex_signature": "0xbe4dbffb",
"bytes_signature": "¾M¿û"
},
{
"id": 1197117,
"created_at": "2026-02-21T07:00:09.194467Z",
"text_signature": "testSymbolicPack(bytes4,bytes2)",
"hex_signature": "0x6b14d439",
"bytes_signature": "k\u0014Ô9"
},
{
"id": 1197116,
"created_at": "2026-02-21T07:00:09.192476Z",
"text_signature": "testSymbolicPack(bytes2,bytes22)",
"hex_signature": "0x786cc812",
"bytes_signature": "xlÈ\u0012"
},
{
"id": 1197115,
"created_at": "2026-02-21T07:00:09.190482Z",
"text_signature": "testSymbolicPack(bytes2,bytes20)",
"hex_signature": "0x93c151b6",
"bytes_signature": "ÁQ¶"
},
{
"id": 1197114,
"created_at": "2026-02-21T07:00:09.188524Z",
"text_signature": "testSymbolicPack(bytes2,bytes10)",
"hex_signature": "0x9b3da848",
"bytes_signature": "=¨H"
},
{
"id": 1197113,
"created_at": "2026-02-21T07:00:09.186027Z",
"text_signature": "testSymbolicPack(bytes2,bytes8)",
"hex_signature": "0xc6af7018",
"bytes_signature": "Ưp\u0018"
},
{
"id": 1197112,
"created_at": "2026-02-21T07:00:09.183051Z",
"text_signature": "testSymbolicPack(bytes2,bytes6)",
"hex_signature": "0x58f85941",
"bytes_signature": "XøYA"
},
{
"id": 1197111,
"created_at": "2026-02-21T07:00:09.180377Z",
"text_signature": "testSymbolicPack(bytes2,bytes4)",
"hex_signature": "0x8c30c3ab",
"bytes_signature": "0ë"
},
{
"id": 1197110,
"created_at": "2026-02-21T07:00:09.177574Z",
"text_signature": "testSymbolicPack(bytes2,bytes2)",
"hex_signature": "0xe22cc361",
"bytes_signature": "â,Ãa"
},
{
"id": 1197109,
"created_at": "2026-02-21T07:00:09.175430Z",
"text_signature": "testSymbolicPack(bytes1,bytes1)",
"hex_signature": "0xb76295b7",
"bytes_signature": "·b·"
},
{
"id": 1197108,
"created_at": "2026-02-21T07:00:09.171752Z",
"text_signature": "testUseCheckedNonce(address,uint192,uint64)",
"hex_signature": "0x655eb041",
"bytes_signature": "e^°A"
},
{
"id": 1197107,
"created_at": "2026-02-21T07:00:09.169490Z",
"text_signature": "testSymbolicUseCheckedNonceLiveness(address,uint192)",
"hex_signature": "0x93e93bb4",
"bytes_signature": "é;´"
},
{
"id": 1197106,
"created_at": "2026-02-21T07:00:09.167097Z",
"text_signature": "testSymbolicUseNonce(address,uint192)",
"hex_signature": "0xee798215",
"bytes_signature": "îy\u0015"
},
{
"id": 1197105,
"created_at": "2026-02-21T07:00:09.164254Z",
"text_signature": "useCheckedNonce(address,uint192,uint64)",
"hex_signature": "0x2dfa0094",
"bytes_signature": "-ú\u0000"
},
{
"id": 1197104,
"created_at": "2026-02-21T07:00:09.155689Z",
"text_signature": "useNonce(address,uint192)",
"hex_signature": "0x7a8469b5",
"bytes_signature": "ziµ"
},
{
"id": 1197103,
"created_at": "2026-02-21T06:28:45.843529Z",
"text_signature": "forkChains()",
"hex_signature": "0x081f64cd",
"bytes_signature": "\b\u001fdÍ"
},
{
"id": 1197102,
"created_at": "2026-02-21T06:28:45.840885Z",
"text_signature": "forkChainRpcUrl(uint256)",
"hex_signature": "0xa2c51cca",
"bytes_signature": "¢Å\u001cÊ"
},
{
"id": 1197101,
"created_at": "2026-02-21T06:28:45.837893Z",
"text_signature": "forkChainIds()",
"hex_signature": "0x04dc8feb",
"bytes_signature": "\u0004Üë"
},
{
"id": 1197100,
"created_at": "2026-02-21T06:28:45.835273Z",
"text_signature": "forkChainId()",
"hex_signature": "0xe6b661e2",
"bytes_signature": "æ¶aâ"
},
{
"id": 1197099,
"created_at": "2026-02-21T06:28:45.830803Z",
"text_signature": "forkChain()",
"hex_signature": "0xe6075d94",
"bytes_signature": "æ\u0007]"
},
{
"id": 1197098,
"created_at": "2026-02-21T03:27:07.638189Z",
"text_signature": "test_BatchRemoveFromBlacklist()",
"hex_signature": "0x53b166ff",
"bytes_signature": "S±fÿ"
},
{
"id": 1197097,
"created_at": "2026-02-21T03:07:58.204183Z",
"text_signature": "testEnumerableUint8SetIndexOf(uint256,uint8)",
"hex_signature": "0x9a1384d3",
"bytes_signature": "\u0013Ó"
},
{
"id": 1197096,
"created_at": "2026-02-21T03:07:58.200843Z",
"text_signature": "testBytes32SetIndexOf(bytes32)",
"hex_signature": "0xabdfa229",
"bytes_signature": "«ß¢)"
},
{
"id": 1197095,
"created_at": "2026-02-21T03:07:58.196510Z",
"text_signature": "testAddressSetIndexOf(bytes32)",
"hex_signature": "0x45fd6d30",
"bytes_signature": "Eým0"
},
{
"id": 1197094,
"created_at": "2026-02-21T03:04:21.077635Z",
"text_signature": "getNumUpdates()",
"hex_signature": "0x00c7c019",
"bytes_signature": "\u0000ÇÀ\u0019"
},
{
"id": 1197093,
"created_at": "2026-02-21T02:19:57.210573Z",
"text_signature": "test_BatchBurn()",
"hex_signature": "0xed16d74a",
"bytes_signature": "í\u0016×J"
},
{
"id": 1197092,
"created_at": "2026-02-21T02:19:57.208431Z",
"text_signature": "test_TokenBurn()",
"hex_signature": "0x2f03e195",
"bytes_signature": "/\u0003á"
},
{
"id": 1197091,
"created_at": "2026-02-21T02:19:57.203068Z",
"text_signature": "test_TokenTransferInsufficientBalance()",
"hex_signature": "0x57a308a4",
"bytes_signature": "W£\b¤"
},
{
"id": 1197090,
"created_at": "2026-02-21T02:19:57.194658Z",
"text_signature": "test_BatchTokenTransfer()",
"hex_signature": "0xbd1d12a1",
"bytes_signature": "½\u001d\u0012¡"
},
{
"id": 1197089,
"created_at": "2026-02-21T02:11:49.579172Z",
"text_signature": "epochCommit(uint64)",
"hex_signature": "0x4fd777da",
"bytes_signature": "O×wÚ"
},
{
"id": 1197088,
"created_at": "2026-02-21T02:11:47.501216Z",
"text_signature": "authorizedFunders(address)",
"hex_signature": "0xec3920bf",
"bytes_signature": "ì9 ¿"
},
{
"id": 1197087,
"created_at": "2026-02-21T02:11:44.213685Z",
"text_signature": "credits(uint64,address)",
"hex_signature": "0xc8d11fd7",
"bytes_signature": "ÈÑ\u001f×"
},
{
"id": 1197086,
"created_at": "2026-02-21T02:11:43.023232Z",
"text_signature": "totalCredits(uint64)",
"hex_signature": "0x15a4d1e4",
"bytes_signature": "\u0015¤Ñä"
},
{
"id": 1197085,
"created_at": "2026-02-21T02:11:41.964605Z",
"text_signature": "epochReward(uint64)",
"hex_signature": "0x273aafa3",
"bytes_signature": "':¯£"
},
{
"id": 1197084,
"created_at": "2026-02-21T02:11:38.487434Z",
"text_signature": "coordinatorSigner()",
"hex_signature": "0x0c8c43d2",
"bytes_signature": "\fCÒ"
},
{
"id": 1197083,
"created_at": "2026-02-21T02:11:37.390108Z",
"text_signature": "botcoinToken()",
"hex_signature": "0xef46e1e7",
"bytes_signature": "ïFáç"
},
{
"id": 1197082,
"created_at": "2026-02-21T02:11:36.362512Z",
"text_signature": "tier3Balance()",
"hex_signature": "0xd167adfb",
"bytes_signature": "Ñgû"
},
{
"id": 1197081,
"created_at": "2026-02-21T02:11:35.385971Z",
"text_signature": "tier2Balance()",
"hex_signature": "0x5ff9d5e2",
"bytes_signature": "_ùÕâ"
},
{
"id": 1197080,
"created_at": "2026-02-21T02:11:14.281668Z",
"text_signature": "tier1Balance()",
"hex_signature": "0x86b3f61d",
"bytes_signature": "³ö\u001d"
},
{
"id": 1197079,
"created_at": "2026-02-20T20:46:44.648485Z",
"text_signature": "WithdrawRecorded(address,address,address,uint256)",
"hex_signature": "0x332e20fb",
"bytes_signature": "3. û"
},
{
"id": 1197078,
"created_at": "2026-02-20T20:46:30.948366Z",
"text_signature": "DepositRecorded(address,address,address,uint256)",
"hex_signature": "0x0dc0013c",
"bytes_signature": "\rÀ\u0001<"
},
{
"id": 1197077,
"created_at": "2026-02-20T20:46:16.783533Z",
"text_signature": "RailFinalized(uint256)",
"hex_signature": "0xeba1d176",
"bytes_signature": "ë¡Ñv"
},
{
"id": 1197076,
"created_at": "2026-02-20T20:46:07.541840Z",
"text_signature": "RailTerminated(uint256,address,uint256)",
"hex_signature": "0x341cedee",
"bytes_signature": "4\u001cíî"
},
{
"id": 1197075,
"created_at": "2026-02-20T20:45:49.020093Z",
"text_signature": "RailSettled(uint256,uint256,uint256,uint256,uint256,uint256)",
"hex_signature": "0x14e2efd5",
"bytes_signature": "\u0014âïÕ"
},
{
"id": 1197074,
"created_at": "2026-02-20T20:45:37.261415Z",
"text_signature": "RailSettled(uint256,uint256,uint256,uint256,uint256)",
"hex_signature": "0xe4246861",
"bytes_signature": "ä$ha"
},
{
"id": 1197073,
"created_at": "2026-02-20T20:45:05.797568Z",
"text_signature": "RailRateModified(uint256,uint256,uint256)",
"hex_signature": "0x2e3c2d5c",
"bytes_signature": ".<-\\"
},
{
"id": 1197072,
"created_at": "2026-02-20T20:44:51.743691Z",
"text_signature": "RailOneTimePaymentProcessed(uint256,uint256,uint256,uint256)",
"hex_signature": "0x70358589",
"bytes_signature": "p5
"
},
{
"id": 1197071,
"created_at": "2026-02-20T20:44:36.060803Z",
"text_signature": "RailLockupModified(uint256,uint256,uint256,uint256,uint256)",
"hex_signature": "0xcceff328",
"bytes_signature": "Ìïó("
},
{
"id": 1197070,
"created_at": "2026-02-20T20:44:22.210036Z",
"text_signature": "RailLockupModified(uint256,uint256,uint256,uint256)",
"hex_signature": "0x12ec29e1",
"bytes_signature": "\u0012ì)á"
},
{
"id": 1197069,
"created_at": "2026-02-20T20:43:54.906178Z",
"text_signature": "RailCreated(uint256,address,address,address,address,address,address,uint256)",
"hex_signature": "0xb9f4f448",
"bytes_signature": "¹ôôH"
},
{
"id": 1197068,
"created_at": "2026-02-20T20:43:21.188780Z",
"text_signature": "OperatorApprovalUpdated(address,address,address,bool,uint256,uint256,uint256)",
"hex_signature": "0x9f4ee4f4",
"bytes_signature": "Näô"
},
{
"id": 1197067,
"created_at": "2026-02-20T20:42:19.324362Z",
"text_signature": "AccountLockupSettled(address,address,uint256,uint256,uint256)",
"hex_signature": "0x25db253b",
"bytes_signature": "%Û%;"
},
{
"id": 1197066,
"created_at": "2026-02-20T19:38:08.508748Z",
"text_signature": "testSymbolicInvMod65537(uint256)",
"hex_signature": "0x5b13c8a6",
"bytes_signature": "[\u0013Ȧ"
},
{
"id": 1197065,
"created_at": "2026-02-20T19:38:08.504416Z",
"text_signature": "testSymbolicInvMod17(uint256)",
"hex_signature": "0xb861c5bd",
"bytes_signature": "¸aŽ"
},
{
"id": 1197064,
"created_at": "2026-02-20T19:38:08.501384Z",
"text_signature": "testSymbolicInvMod2(uint256)",
"hex_signature": "0x03e9e451",
"bytes_signature": "\u0003éäQ"
},
{
"id": 1197063,
"created_at": "2026-02-20T19:38:08.493211Z",
"text_signature": "testSymbolicCeilDiv(uint256,uint256)",
"hex_signature": "0x4b2ef81d",
"bytes_signature": "K.ø\u001d"
},
{
"id": 1197062,
"created_at": "2026-02-20T19:38:08.489298Z",
"text_signature": "testSymbolicAdd512(uint256,uint256)",
"hex_signature": "0x19da3823",
"bytes_signature": "\u0019Ú8#"
},
{
"id": 1197061,
"created_at": "2026-02-20T19:38:08.479477Z",
"text_signature": "testSymbolicAverage2(int256,int256)",
"hex_signature": "0x358535c9",
"bytes_signature": "5
5É"
},
{
"id": 1197060,
"created_at": "2026-02-20T16:44:31.980074Z",
"text_signature": "makeAdditionalBlocksConfig(uint8,uint16)",
"hex_signature": "0xd372ee80",
"bytes_signature": "Órî"
},
{
"id": 1197059,
"created_at": "2026-02-20T16:44:31.977478Z",
"text_signature": "configure(uint8,uint16)",
"hex_signature": "0x9539a15a",
"bytes_signature": "9¡Z"
},
{
"id": 1197058,
"created_at": "2026-02-20T16:44:31.969950Z",
"text_signature": "configure(bytes32)",
"hex_signature": "0xca23addf",
"bytes_signature": "Ê#ß"
},
{
"id": 1197057,
"created_at": "2026-02-20T16:44:31.715532Z",
"text_signature": "test_configure()",
"hex_signature": "0x36d9ffb9",
"bytes_signature": "6Ùÿ¹"
},
{
"id": 1197056,
"created_at": "2026-02-20T16:44:31.706771Z",
"text_signature": "test_makeAdditionalBlocksConfig()",
"hex_signature": "0xaeb32368",
"bytes_signature": "®³#h"
},
{
"id": 1197055,
"created_at": "2026-02-20T16:08:03.409963Z",
"text_signature": "getPausedSettings()",
"hex_signature": "0xfd0526f9",
"bytes_signature": "ý\u0005&ù"
},
{
"id": 1197054,
"created_at": "2026-02-20T16:08:03.400785Z",
"text_signature": "_verifyIsBorrowNotPaused()",
"hex_signature": "0x5b28e71b",
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}