Title: Where can I find the Date/Time of the last Difficulty Change?
Post by: CanadianGuy on December 30, 2013, 02:12:33 AM
Where can I find the Date/Time of the last Difficulty Change?
I need to pull that into an excel spreadsheet, and it will update whenever the difficulty changes
Please help..
Title: Re: Where can I find the Date/Time of the last Difficulty Change?
Post by: BurtW on December 30, 2013, 02:18:52 AM
My favorite: http://bitcoinwisdom.com/bitcoin/difficulty Date Difficulty Change Hash Rate Dec 21 2013 1,180,923,195 30.01% 8,453,378 GH/s Dec 10 2013 908,350,862 28.41% 6,502,229 GH/s Nov 29 2013 707,408,283 16.07% 5,063,826 GH/s Nov 17 2013 609,482,680 19.29% 4,362,847 GH/s Nov 05 2013 510,929,738 30.70% 3,657,378 GH/s Oct 26 2013 390,928,788 46.02% 2,798,377 GH/s Oct 16 2013 267,731,249 41.45% 1,916,495 GH/s Oct 06 2013 189,281,249 27.19% 1,354,928 GH/s Sep 25 2013 148,819,200 32.13% 1,065,289 GH/s Sep 14 2013 112,628,549 29.56% 806,227 GH/s Sep 04 2013 86,933,018 32.22% 622,291 GH/s Aug 24 2013 65,750,060 29.40% 470,657 GH/s Aug 13 2013 50,810,339 35.88% 363,715 GH/s
Title: Re: Where can I find the Date/Time of the last Difficulty Change?
Post by: CanadianGuy on December 30, 2013, 02:20:14 AM
My favorite:
http://bitcoinwisdom.com/bitcoin/difficulty
Thanks, but that shows the date without the time. I need to be more precise.
Title: Re: Where can I find the Date/Time of the last Difficulty Change?
Post by: empoweoqwj on December 30, 2013, 03:37:35 AM
My favorite:
http://bitcoinwisdom.com/bitcoin/difficulty
Thanks, but that shows the date without the time. I need to be more precise. I've only ever seen dates quoted. Good luck finding the exact time.
Title: Re: Where can I find the Date/Time of the last Difficulty Change?
Post by: RoxxR on December 30, 2013, 04:58:51 AM
Put up a bounty and I guess the info should surface... For example I could take the time to find this.
Title: Re: Where can I find the Date/Time of the last Difficulty Change?
Post by: empoweoqwj on December 30, 2013, 05:00:34 AM
Put up a bounty and I guess the info should surface... For example I could take the time to find this.
Sounds like you know it already ;)
Title: Re: Where can I find the Date/Time of the last Difficulty Change?
Post by: RoxxR on December 30, 2013, 05:08:47 AM
Put up a bounty and I guess the info should surface... For example I could take the time to find this.
Sounds like you know it already ;) No but I think I know how to find it out. It's just a little time consuming.
Title: Re: Where can I find the Date/Time of the last Difficulty Change?
Post by: deepceleron on December 30, 2013, 05:55:01 AM
http://blockexplorer.com/q/nethash/2016 The second field is the Unix epoch timestamp of the block. So you don't have to click there: blockNumber,time,target,avgTargetSinceLast,difficulty,hashesToWin,avgIntervalSinceLast,netHashPerSecond START DATA 2016,1233063531,26959535291011309493156476344723991336010898738574164086137773096960,26959535291011309493156476344723991336010898738574164086137773096960,1.00,4295032833,791,5429877 4032,1234466190,26959535291011309493156476344723991336010898738574164086137773096960,26959535291011309493156476344723991336010898738574164086137773096960,1.00,4295032833,695,6179903 6048,1235966513,26959535291011309493156476344723991336010898738574164086137773096960,26959535291011309493156476344723991336010898738574164086137773096960,1.00,4295032833,744,5772893 8064,1237508786,26959535291011309493156476344723991336010898738574164086137773096960,26959535291011309493156476344723991336010898738574164086137773096960,1.00,4295032833,765,5614422 10080,1239055463,26959535291011309493156476344723991336010898738574164086137773096960,26959535291011309493156476344723991336010898738574164086137773096960,1.00,4295032833,767,5599782 12096,1240599098,26959535291011309493156476344723991336010898738574164086137773096960,26959535291011309493156476344723991336010898738574164086137773096960,1.00,4295032833,765,5614422 14112,1242098425,26959535291011309493156476344723991336010898738574164086137773096960,26959535291011309493156476344723991336010898738574164086137773096960,1.00,4295032833,744,5772893 16128,1243737085,26959535291011309493156476344723991336010898738574164086137773096960,26959535291011309493156476344723991336010898738574164086137773096960,1.00,4295032833,813,5282943 18144,1246051973,26959535291011309493156476344723991336010898738574164086137773096960,26959535291011309493156476344723991336010898738574164086137773096960,1.00,4295032833,1148,3741317 20160,1248481816,26959535291011309493156476344723991336010898738574164086137773096960,26959535291011309493156476344723991336010898738574164086137773096960,1.00,4295032833,1205,3564342 22176,1252069298,26959535291011309493156476344723991336010898738574164086137773096960,26959535291011309493156476344723991336010898738574164086137773096960,1.00,4295032833,1780,2412939 24192,1254454028,26959535291011309493156476344723991336010898738574164086137773096960,26959535291011309493156476344723991336010898738574164086137773096960,1.00,4295032833,1183,3630627 26208,1257002900,26959535291011309493156476344723991336010898738574164086137773096960,26959535291011309493156476344723991336010898738574164086137773096960,1.00,4295032833,1264,3397969 28224,1259358667,26959535291011309493156476344723991336010898738574164086137773096960,26959535291011309493156476344723991336010898738574164086137773096960,1.00,4295032833,1167,3680405 30240,1261130161,26959535291011309493156476344723991336010898738574164086137773096960,26959535291011309493156476344723991336010898738574164086137773096960,1.00,4295032833,879,4886271 32256,1262153464,22791060871177364286867400663010583169263383106957897897309909286912,24875298081094336890011938503867287252637140922766030991723841191936,1.18,5080592338,508,9163194 34272,1263250117,20657664212610420653213483117824978239553266057163961604478437687296,21724362541893892470040441890417780704408324582060929750894173487104,1.30,5605284704,544,9797898 36288,1264424879,20055820920770189543295303139304627292355830414308479769458683936768,20356742566690305098254393128564802765954548235736220686968560812032,1.34,5773490384,583,9756679 38304,1265319794,14823939180767414932263578623363531361763221729526512593941781544960,17439880050768802237779440881334079327059526071917496181700232740864,1.81,7811155174,444,14953829 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Title: Re: Where can I find the Date/Time of the last Difficulty Change?
Post by: kjj on December 30, 2013, 06:29:38 AM
CURR=`bitcoind getinfo | grep blocks | cut -d ':' -f 2 | cut -d ',' -f 1` for a in `seq 0 2016 $CURR` ; do HASH=`bitcoind getblockhash $a` TS=`bitcoind getblock $HASH | grep time | cut -d ':' -f 2 | cut -d ',' -f 1` DIFF=`bitcoind getblock $HASH | grep difficulty | cut -d ':' -f 2 | cut -d ',' -f 1` echo $a $TS $DIFF done
0 1231006505 1.00000000 2016 1233063531 1.00000000 4032 1234466190 1.00000000 6048 1235966513 1.00000000 8064 1237508786 1.00000000 10080 1239055463 1.00000000 12096 1240599098 1.00000000 14112 1242098425 1.00000000 16128 1243737085 1.00000000 18144 1246051973 1.00000000 20160 1248481816 1.00000000 22176 1252069298 1.00000000 24192 1254454028 1.00000000 26208 1257002900 1.00000000 28224 1259358667 1.00000000 30240 1261130161 1.00000000 32256 1262153464 1.18289953 34272 1263250117 1.30506213 36288 1264424879 1.34422497 38304 1265319794 1.81864854 40320 1266191579 2.52773822 42336 1267000864 3.78117925 44352 1268010873 4.53108175 46368 1269212064 4.56516291 48384 1270120042 6.08547691 50400 1271061586 7.81979699 52416 1271886772 11.46431581 54432 1272966376 12.84918315 56448 1274278435 11.84622815 58464 1275141448 16.61907875 60480 1276298786 17.38148816 62496 1277382446 19.40479633 64512 1278381464 23.50125722 66528 1279008237 45.38582234 68544 1279297779 181.54328936 70560 1280198558 244.21322309 72576 1281037595 352.16120907 74592 1281870671 511.77353426 76608 1282864403 623.38695987 78624 1283922289 712.88486455 80640 1284861847 917.83074130 82656 1285703908 1318.67005015 84672 1286861705 1378.02816504 86688 1287637995 2149.02181495 88704 1288479527 3091.73689041 90720 1289305768 4536.35372328 92736 1290105874 6866.89864897 94752 1291135075 8078.19525793 96768 1291933202 12251.99976037 98784 1292956443 14484.16236123 100800 1294031411 16307.42093852 102816 1295101567 18437.64439217 104832 1296116171 22012.38133799 106848 1297140800 25997.87992881 108864 1298006152 36459.88692508 110880 1298800760 55589.51812687 112896 1299684355 76192.61934751 114912 1301020785 68977.78463021 116928 1302034197 82345.64411297 118944 1303112976 92347.59095209 120960 1304131980 109670.13329248 122976 1304975844 157416.40184365 124992 1305756287 244112.48777434 127008 1306435316 434877.04552763 129024 1307363105 567269.53016242 131040 1308145774 876954.49351354 133056 1308915923 1379192.28822808 135072 1309984546 1563027.99611622 137088 1311103389 1690895.80305239 139104 1312186279 1888786.70535305 141120 1313451894 1805700.83619367 143136 1314681303 1777774.48200146 145152 1315906316 1755425.32032870 147168 1317163624 1689334.40459710 149184 1318556675 1468195.42722083 151200 1320032534 1203461.92637997 153216 1321253770 1192497.75008948 155232 1322576420 1090715.68005127 157248 1323718955 1155038.33396364 159264 1324925005 1159929.49722438 161280 1326047176 1250757.73927466 163296 1327204504 1307728.36060407 165312 1328351561 1379647.43921429 167328 1329564255 1376302.26788638 169344 1330676736 1496978.59502557 171360 1331885394 1498294.36281651 173376 1332999707 1626553.48132894 175392 1334246689 1577913.48567673 177408 1335512370 1508589.67206029 179424 1336565313 1733207.51384839 181440 1337883029 1591074.96184731 183456 1339099525 1583177.84744401 185472 1340208964 1726566.55919348 187488 1341401841 1751454.53534068 189504 1342537166 1866391.30500321 191520 1343647577 2036671.08869332 193536 1344772855 2190865.97010286 195552 1345859199 2440642.60691596 197568 1346955037 2694047.95295501 199584 1348092851 2864140.50781097 201600 1349226660 3054627.52694864 203616 1350428168 3072321.73202076 205632 1351556195 3304356.39299034 207648 1352743186 3368767.14053294 209664 1353928229 3438908.96015914 211680 1355162613 3370181.79927784 213696 1356530740 2979636.61693807 215712 1357641634 3249549.58448721 217728 1358966487 2968775.33207507 219744 1360063146 3275464.58656562 221760 1361148470 3651011.63069321 223776 1362159764 4367876.00084220 225792 1363249946 4847647.15206561 227808 1364126425 6695826.28259625 229824 1365183643 7672999.92016414 231840 1366218134 8974296.01488785 233856 1367296471 10076292.88341872 235872 1368386123 11187257.46136079 237888 1369499746 12153411.70977583 239904 1370442318 15605632.68128593 241920 1371418654 19339258.27238668 243936 1372515725 21335329.11398300 245952 1373502163 26162875.68256990 247968 1374515827 31256960.72776893 249984 1375527115 37392766.13647456 252000 1376417490 50810339.04827648 254016 1377353319 65750060.14908481 256032 1378268460 86933017.77119441 258048 1379202248 112628548.66634709 260064 1380118146 148819199.80509263 262080 1381070552 189281249.28103292 264096 1381925788 267731249.48242110 266112 1382754272 390928787.63808584 268128 1383681123 510929738.01615179 270144 1384699499 609482679.88835454 272160 1385742648 707408283.05149662 274176 1386684686 908350862.43702197 276192 1387617112 1180923195.25802612
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