I realize that the shape of the data coming from the API may be different than that reported by the xxx/reputation url, but there seem to be some striking disparities.
see 08/12 and 08/11 in both dumps for an example.
My stackapps.com/reputation graph
total votes: 520 -- bonuses (2100) 2 379 (10) 2 386 (10) 2 386 (10) 2 386 (10) 2 386 (10) 2 386 (10) -- 2010-05-31 rep +60 = 2161 2 386 (10) 2 425 (10) 1 433 (2) 1 431 (2) 1 430 (2) 2 436 (10) 2 386 (10) 1 437 (2) 2 386 (10) 2 436 (10) 2 386 (10) -- 2010-06-01 rep +78 = 2239 2 454 (10) 2 454 (10) 1 454 (15) 1 428 (2) 2 466 (10) 2 454 (10) -- 2010-06-02 rep +57 = 2296 2 386 (10) -- 2010-06-03 rep +10 = 2306 1 522 (2) 2 532 (10) 2 532 (10) 2 494 (10) 2 534 (10) 2 494 (10) 2 386 (10) 2 534 (10) -- 2010-06-04 rep +72 = 2378 2 543 (10) 2 543 (10) 2 534 (10) 2 534 (10) 2 534 (10) 2 534 (10) 3 555 (-1) 2 543 (10) -- 2010-06-05 rep +69 = 2447 2 560 (10) 1 532 (15) 1 568 (2) 2 543 (10) 2 387 (10) -- 2010-06-06 rep +47 = 2494 2 386 (10) 2 588 (10) 2 386 (10) 2 543 (10) 2 534 (10) -- 2010-06-07 rep +50 = 2544 2 603 (10) 2 534 (10) 2 386 (10) 2 601 (10) 1 609 (2) 2 603 (10) -- 2010-06-08 rep +52 = 2596 1 466 (15) 2 603 (10) 2 603 (10) 2 603 (10) 2 543 (10) 2 534 (10) -- 2010-06-09 rep +65 = 2661 2 628 (10) 2 628 (10) 2 494 (10) 2 494 (10) 2 631 (10) 2 631 (10) 1 632 (2) 2 628 (10) 2 631 (10) 2 631 (10) 2 494 (10) 2 631 (10) 2 513 (10) 2 494 (10) 2 631 (10) -- 2010-06-10 rep +142 = 2803 2 630 (10) 2 534 (10) 2 648 (10) 2 648 (10) 2 648 (10) 3 649 (-1) 2 648 (10) 2 648 (10) 2 648 (10) 2 631 (10) 2 648 (10) 2 603 (10) 2 631 (10) -- 2010-06-11 rep +119 = 2922 2 630 (10) 2 666 (10) 2 672 (10) 2 672 (10) -- 2010-06-12 rep +40 = 2962 2 685 (10) 2 685 (10) 2 494 (10) 2 513 (10) 2 662 (10) -- 2010-06-13 rep +50 = 3012 8 666 (-300) 2 699 (10) 2 386 (10) 2 709 (10) -- 2010-06-14 rep -270 = 2742 2 710 (10) 2 710 (10) 2 630 (10) 1 721 (2) 1 719 (2) 2 707 (10) 2 709 (10) 1 724 (2) 1 727 (2) 2 730 (10) 1 733 (2) 2 707 (10) 2 730 (10) -- 2010-06-15 rep +90 = 2832 2 739 (10) 2 739 (10) 2 494 (10) 2 631 (10) 2 740 (10) 2 740 (10) 2 740 (10) 2 751 (10) 2 752 (10) 3 754 (-1) -- 2010-06-16 rep +89 = 2921 2 752 (10) 2 751 (10) 2 740 (10) 2 763 (10) 2 763 (10) 2 763 (10) 2 764 (10) 2 763 (10) 2 762 (10) 2 764 (10) 2 764 (10) -- 2010-06-17 rep +110 = 3031 2 543 (10) 2 779 (10) 1 783 (2) 2 778 (10) 1 730 (15) 2 513 (10) 2 662 (10) 2 697 (10) 2 670 (10) -- 2010-06-18 rep +87 = 3118 2 791 (10) 2 791 (10) 2 792 (10) 2 791 (10) 2 764 (10) 2 752 (10) -- 2010-06-19 rep +60 = 3178 3 804 (-2) 3 804 (-2) 2 802 (10) 3 804 (-2) 3 804 (-2) 3 807 (-1) 3 802 (-2) 2 657 (10) -- 2010-06-20 rep +9 = 3187 2 762 (10) 2 740 (10) 2 804 (10) 2 804 (10) 1 742 (2) -- 2010-06-21 rep +42 = 3229 2 820 (10) 2 803 (10) 2 603 (10) -- 2010-06-22 rep +30 = 3259 2 386 (10) 2 534 (10) 2 851 (10) 1 851 (15) 2 851 (10) 2 855 (10) 2 830 (10) 2 820 (10) -- 2010-06-23 rep +85 = 3344 3 865 (-1) 3 877 (-2) 3 877 (-2) 3 877 (-2) 3 871 (-1) 3 877 (-2) 2 877 (10) 2 877 (10) 3 877 (-2) -- 2010-06-24 rep +8 = 3352 2 877 (10) 2 820 (10) 1 883 (2) 2 877 (10) 2 877 (10) 2 889 (10) 2 889 (10) 2 877 (10) 2 877 (10) 2 891 (10) 2 890 (10) 2 892 (10) -- 2010-06-25 rep +112 = 3464 2 877 (10) 2 764 (10) -- 2010-06-26 rep +20 = 3484 2 877 (10) 2 904 (10) 2 877 (10) 2 908 (10) 1 908 (15) 2 908 (10) 2 892 (10) 2 911 (10) 2 909 (10) 2 739 (10) 2 911 (10) -- 2010-06-27 rep +115 = 3599 2 913 (10) 2 918 (10) 2 918 (10) 2 889 (10) 2 918 (10) 2 877 (10) 2 889 (10) 2 918 (10) -- 2010-06-28 rep +80 = 3679 2 670 (10) 2 661 (10) 2 660 (10) 2 913 (10) 2 889 (10) 2 908 (10) 2 764 (10) 2 911 (10) -- 2010-06-29 rep +80 = 3759 2 929 (10) 2 889 (10) 2 929 (10) 2 752 (10) 2 752 (10) 2 752 (10) 2 752 (10) 2 820 (10) 2 752 (10) 2 941 (10) 2 941 (10) -- 2010-06-30 rep +110 = 3869 2 877 (10) 2 954 (10) 2 954 (10) 2 955 (10) 2 438 (10) 2 820 (10) -- 2010-07-01 rep +60 = 3929 3 974 (-2) 2 974 (10) 2 974 (10) 2 974 (10) 2 728 (10) 2 752 (10) 2 889 (10) 2 963 (10) 3 972 (-1) 2 988 (10) 2 988 (10) 2 974 (10) -- 2010-07-02 rep +97 = 4026 2 992 (10) 2 977 (10) -- 2010-07-03 rep +20 = 4046 2 999 (10) 2 628 (10) 2 974 (10) 2 974 (10) -- 2010-07-04 rep +40 = 4086 2 974 (10) 3 1006 (-1) 2 974 (10) 2 958 (10) 2 974 (10) 1 1001 (15) 2 954 (10) 2 958 (10) -- 2010-07-05 rep +74 = 4160 2 1025 (10) 1 1025 (15) 2 913 (10) 2 494 (10) 2 778 (10) 2 1026 (10) 2 1030 (10) 2 1030 (10) -- 2010-07-06 rep +85 = 4245 2 1025 (10) 2 974 (10) 2 1030 (10) 2 1025 (10) 2 913 (10) -- 2010-07-07 rep +50 = 4295 2 1043 (10) -- 2010-07-08 rep +10 = 4305 1 440 (2) 1 439 (2) 1 769 (2) 1 787 (2) 1 794 (2) 1 861 (2) 1 950 (2) 2 1060 (10) 2 1060 (10) 2 1060 (10) 1 1061 (2) 1 676 (2) 2 1059 (10) -- 2010-07-09 rep +58 = 4363 2 999 (10) 2 908 (10) 2 999 (10) -- 2010-07-10 rep +30 = 4393 2 603 (10) 2 999 (10) -- 2010-07-11 rep +20 = 4413 2 739 (10) -- 2010-07-12 rep +10 = 4423 3 739 (-2) 2 1092 (10) -- 2010-07-13 rep +8 = 4431 1 688 (2) 2 687 (10) -- 2010-07-14 rep +12 = 4443 2 1112 (10) 2 1112 (10) -- 2010-07-15 rep +20 = 4463 2 1120 (10) 2 1124 (10) 2 1115 (10) 2 992 (10) 2 1115 (10) 2 1120 (10) 2 1124 (10) 2 992 (10) 2 1092 (10) 3 1122 (-1) -- 2010-07-16 rep +89 = 4552 2 913 (10) -- 2010-07-18 rep +10 = 4562 1 1136 (2) 1 1138 (2) 2 1135 (10) 2 1142 (10) -- 2010-07-19 rep +24 = 4586 1 1144 (2) 2 1116 (10) 2 1117 (10) 2 1005 (10) 2 1118 (10) 2 1142 (10) 2 1145 (10) 2 603 (10) 2 1147 (10) 1 809 (2) -- 2010-07-20 rep +84 = 4670 2 1159 (10) 2 1159 (10) 2 1164 (10) -- 2010-07-21 rep +30 = 4700 2 1176 (10) 2 1176 (10) 2 1173 (10) 2 1176 (10) 2 1164 (10) 2 1174 (10) -- 2010-07-22 rep +60 = 4760 2 1186 (10) 1 1178 (2) 2 1173 (10) 2 603 (10) 2 1184 (10) 2 1177 (10) 2 1174 (10) 2 1184 (10) 2 1186 (10) -- 2010-07-23 rep +82 = 4842 2 1202 (10) 1 1204 (2) 2 1205 (10) -- 2010-07-24 rep +22 = 4864 1 1211 (2) 2 820 (10) 2 1215 (10) 2 1214 (10) 2 1215 (10) 2 666 (10) 2 1021 (10) 2 1202 (10) 2 1214 (10) 1 1214 (15) -- 2010-07-25 rep +97 = 4961 2 1218 (10) 2 764 (10) 2 648 (10) 2 1001 (10) 2 1146 (10) 1 1222 (2) -- 2010-07-26 rep +52 = 5013 2 690 (10) -- 2010-07-27 rep +10 = 5023 2 1148 (10) 2 704 (10) -- 2010-07-28 rep +20 = 5043 3 476 (-1) 3 1252 (-2) 2 1145 (10) 2 1252 (10) 2 1145 (10) 2 1248 (10) 2 785 (10) 2 466 (10) 2 890 (10) 2 1159 (10) 1 1260 (2) 2 1252 (10) -- 2010-07-29 rep +89 = 5132 2 1159 (10) 2 427 (10) 2 908 (10) -- 2010-07-30 rep +30 = 5162 2 1276 (10) 2 1276 (10) -- 2010-07-31 rep +20 = 5182 2 1276 (10) 2 820 (10) -- 2010-08-01 rep +20 = 5202 1 1174 (15) -- 2010-08-03 rep +15 = 5217 2 804 (10) -- 2010-08-04 rep +10 = 5227 2 386 (10) 2 1308 (10) -- 2010-08-05 rep +20 = 5247 2 1308 (10) 1 1311 (2) 2 1308 (10) 2 386 (10) -- 2010-08-06 rep +32 = 5279 2 1317 (10) 2 1317 (10) 2 1305 (10) 2 1116 (10) 2 1117 (10) 2 1155 (10) 2 1317 (10) 2 1317 (10) -- 2010-08-07 rep +80 = 5359 1 1320 (2) 1 1321 (2) 2 1326 (10) 1 1326 (15) 2 1326 (10) -- 2010-08-08 rep +39 = 5398 2 1323 (10) 2 1326 (10) 2 694 (10) 2 691 (10) 2 1338 (10) 2 386 (10) -- 2010-08-09 rep +60 = 5458 2 1338 (10) 2 1339 (10) 2 1343 (10) 2 1345 (10) 2 1344 (10) 2 1344 (10) 2 386 (10) -- 2010-08-10 rep +70 = 5528 2 1352 (10) 2 1352 (10) 2 1352 (10) 2 1352 (10) 2 386 (10) 2 494 (10) 2 494 (10) -- 2010-08-11 rep +70 = 5598 2 630 (10) 2 1352 (10) 2 1365 (10) 2 1366 (10) 2 792 (10) 2 601 (10) 2 1367 (10) 2 1368 (10) 2 1352 (10) 2 603 (10) 2 1368 (10) 2 1368 (10) 2 1367 (10) 2 1368 (10) 2 534 (10) 2 1368 (10) 2 1365 (10) -- 2010-08-12 rep +170 = 5768 2 1323 (10) 2 1135 (10) 2 1377 (10) 2 1377 (10) 2 1377 (10) 2 1378 (10) 2 1381 (10) -- 2010-08-13 rep +70 = 5838 2 1381 (10) 2 1386 (10) -- 2010-08-14 rep +20 = 5858 1 1119 (2) -- 2010-08-15 rep +2 = 5860 2 694 (10) 2 691 (10) 2 1305 (10) 2 704 (10) 2 690 (10) 2 1398 (10) 2 1398 (10) 1 1398 (15) 2 534 (10) 2 1406 (10) 2 1407 (10) 2 1404 (10) 2 1405 (10) 2 1408 (10) 2 1409 (10) -- 2010-08-16 rep +155 = 6015 2 1409 (10) 2 1412 (10) 2 1403 (10) 2 1420 (10) -- 2010-08-17 rep +40 = 6055 2 1407 (10) -- 2010-08-18 rep +10 = 6065 ** total rep 6065 :) days represented 77 rep cap was reached via rep from upvotes *only* on 0 days rep cap was exceeded on 0 days
My rep graph according to the api
2010-05-30 +010 -000 ---------------------------------------- 2010-05-30 TOTAL:10 2010-05-31 +010 -000 ---------------------------------------- 2010-05-31 TOTAL:10 2010-06-01 +020 -000 ---------------------------------------- 2010-06-01 TOTAL:20 2010-06-02 +045 -000 ---------------------------------------- 2010-06-02 TOTAL:45 2010-06-05 +010 -000 2010-06-05 +035 -000 ---------------------------------------- 2010-06-05 TOTAL:45 2010-06-06 +010 -000 2010-06-06 +010 -000 ---------------------------------------- 2010-06-06 TOTAL:20 2010-06-12 +020 -000 ---------------------------------------- 2010-06-12 TOTAL:20 2010-06-13 +020 -000 ---------------------------------------- 2010-06-13 TOTAL:20 2010-06-14 +010 -000 2010-06-14 +020 -000 ---------------------------------------- 2010-06-14 TOTAL:30 2010-06-15 +020 -000 2010-06-15 +020 -000 ---------------------------------------- 2010-06-15 TOTAL:40 2010-06-16 +090 -000 2010-06-16 +020 -000 ---------------------------------------- 2010-06-16 TOTAL:110 2010-06-17 +040 -000 2010-06-17 +070 -000 ---------------------------------------- 2010-06-17 TOTAL:110 2010-06-18 +010 -000 2010-06-18 +035 -000 2010-06-18 +030 -000 2010-06-18 +020 -000 2010-06-18 +010 -000 ---------------------------------------- 2010-06-18 TOTAL:105 2010-06-19 +030 -000 ---------------------------------------- 2010-06-19 TOTAL:30 2010-06-20 +010 -002 2010-06-20 +010 -000 2010-06-20 +020 -000 2010-06-20 +050 -000 ---------------------------------------- 2010-06-20 TOTAL:88 2010-06-22 +010 -000 ---------------------------------------- 2010-06-22 TOTAL:10 2010-06-23 +035 -000 2010-06-23 +010 -000 2010-06-23 +010 -000 ---------------------------------------- 2010-06-23 TOTAL:55 2010-06-25 +010 -000 ---------------------------------------- 2010-06-25 TOTAL:10 2010-06-26 +010 -000 ---------------------------------------- 2010-06-26 TOTAL:10 2010-06-27 +020 -000 2010-06-27 +010 -000 ---------------------------------------- 2010-06-27 TOTAL:30 2010-06-28 +040 -000 2010-06-28 +020 -000 2010-06-28 +010 -000 2010-06-28 +010 -000 ---------------------------------------- 2010-06-28 TOTAL:80 2010-06-29 +030 -000 2010-06-29 +020 -000 ---------------------------------------- 2010-06-29 TOTAL:50 2010-06-30 +020 -000 2010-06-30 +120 -010 ---------------------------------------- 2010-06-30 TOTAL:130 2010-07-01 +010 -000 2010-07-01 +010 -000 ---------------------------------------- 2010-07-01 TOTAL:20 2010-07-02 +010 -000 2010-07-02 +090 -000 2010-07-02 +070 -000 2010-07-02 +010 -000 2010-07-02 +020 -000 ---------------------------------------- 2010-07-02 TOTAL:200 2010-07-03 +010 -000 ---------------------------------------- 2010-07-03 TOTAL:10 2010-07-04 +040 -000 ---------------------------------------- 2010-07-04 TOTAL:40 2010-07-05 +030 -000 2010-07-05 +020 -000 ---------------------------------------- 2010-07-05 TOTAL:50 2010-07-06 +020 -000 2010-07-06 +020 -000 2010-07-06 +010 -000 2010-07-06 +100 -002 2010-07-06 +030 -000 ---------------------------------------- 2010-07-06 TOTAL:178 2010-07-07 +045 -000 ---------------------------------------- 2010-07-07 TOTAL:45 2010-07-08 +010 -000 ---------------------------------------- 2010-07-08 TOTAL:10 2010-07-09 +030 -000 2010-07-09 +010 -000 ---------------------------------------- 2010-07-09 TOTAL:40 2010-07-11 +040 -000 ---------------------------------------- 2010-07-11 TOTAL:40 2010-07-12 +040 -002 ---------------------------------------- 2010-07-12 TOTAL:38 2010-07-13 +010 -000 ---------------------------------------- 2010-07-13 TOTAL:10 2010-07-15 +020 -000 ---------------------------------------- 2010-07-15 TOTAL:20 2010-07-16 +020 -000 2010-07-16 +020 -000 2010-07-16 +020 -000 2010-07-16 +030 -000 2010-07-16 +020 -000 ---------------------------------------- 2010-07-16 TOTAL:110 2010-07-17 +050 -000 ---------------------------------------- 2010-07-17 TOTAL:50 2010-07-19 +010 -000 2010-07-19 +010 -000 2010-07-19 +020 -000 ---------------------------------------- 2010-07-19 TOTAL:40 2010-07-20 +010 -000 ---------------------------------------- 2010-07-20 TOTAL:10 2010-07-22 +030 -000 2010-07-22 +020 -000 2010-07-22 +020 -000 ---------------------------------------- 2010-07-22 TOTAL:70 2010-07-23 +010 -000 2010-07-23 +020 -000 2010-07-23 +020 -000 ---------------------------------------- 2010-07-23 TOTAL:50 2010-07-24 +010 -000 ---------------------------------------- 2010-07-24 TOTAL:10 2010-07-25 +020 -000 2010-07-25 +020 -300 2010-07-25 +010 -000 2010-07-25 +020 -000 2010-07-25 +035 -000 2010-07-25 +010 -000 ---------------------------------------- 2010-07-25 TOTAL:-185 2010-07-26 +070 -000 2010-07-26 +080 -000 2010-07-26 +025 -000 2010-07-26 +010 -000 2010-07-26 +020 -000 2010-07-26 +050 -000 ---------------------------------------- 2010-07-26 TOTAL:255 2010-07-27 +010 -000 ---------------------------------------- 2010-07-27 TOTAL:10 2010-07-28 +030 -000 ---------------------------------------- 2010-07-28 TOTAL:30 2010-07-29 +010 -000 2010-07-29 +010 -000 2010-07-29 +035 -000 2010-07-29 +020 -000 2010-07-29 +020 -002 2010-07-29 +040 -000 ---------------------------------------- 2010-07-29 TOTAL:133 2010-07-30 +010 -000 2010-07-30 +065 -000 ---------------------------------------- 2010-07-30 TOTAL:75 2010-08-01 +030 -000 2010-08-01 +070 -000 ---------------------------------------- 2010-08-01 TOTAL:100 2010-08-03 +035 -000 ---------------------------------------- 2010-08-03 TOTAL:35 2010-08-04 +030 -008 ---------------------------------------- 2010-08-04 TOTAL:22 2010-08-05 +030 -000 ---------------------------------------- 2010-08-05 TOTAL:30 2010-08-07 +020 -000 2010-08-07 +020 -000 2010-08-07 +010 -000 2010-08-07 +040 -000 ---------------------------------------- 2010-08-07 TOTAL:90 2010-08-09 +045 -000 2010-08-09 +030 -000 2010-08-09 +020 -000 2010-08-09 +010 -000 ---------------------------------------- 2010-08-09 TOTAL:105 2010-08-10 +010 -000 2010-08-10 +010 -000 2010-08-10 +020 -000 ---------------------------------------- 2010-08-10 TOTAL:40 2010-08-11 +030 -000 2010-08-11 +210 -000 2010-08-11 +110 -000 ---------------------------------------- 2010-08-11 TOTAL:350 2010-08-12 +040 -000 2010-08-12 +010 -000 2010-08-12 +020 -000 2010-08-12 +020 -000 2010-08-12 +060 -000 2010-08-12 +110 -000 2010-08-12 +020 -000 2010-08-12 +050 -000 2010-08-12 +020 -000 2010-08-12 +070 -000 2010-08-12 +030 -000 2010-08-12 +020 -000 2010-08-12 +020 -000 ---------------------------------------- 2010-08-12 TOTAL:490 2010-08-13 +030 -000 2010-08-13 +010 -000 ---------------------------------------- 2010-08-13 TOTAL:40 2010-08-14 +020 -000 2010-08-14 +010 -000 ---------------------------------------- 2010-08-14 TOTAL:30 2010-08-15 +020 -000 2010-08-15 +020 -000 2010-08-15 +020 -000 2010-08-15 +020 -000 2010-08-15 +020 -000 ---------------------------------------- 2010-08-15 TOTAL:100 2010-08-16 +035 -000 2010-08-16 +130 -000 2010-08-16 +010 -000 2010-08-16 +010 -000 2010-08-16 +010 -000 2010-08-16 +010 -000 2010-08-16 +020 -000 ---------------------------------------- 2010-08-16 TOTAL:225 2010-08-17 +010 -000 2010-08-17 +010 -000 2010-08-17 +010 -000 ---------------------------------------- 2010-08-17 TOTAL:30 2010-08-18 +020 -000 ---------------------------------------- 2010-08-18 TOTAL:20 2010-08-19 +010 -000 2010-08-19 -------------------- TOTAL:10 total earned less bonus: 4154
Code used to generate api results
function chartRep(userId, apiEndpoint) {
var route = Soapi.RouteFactory(apiEndpoint, apiKey)
.UsersByIdReputation(userId, {
fromdate: new Date("1/1/1970"),
todate: new Date("1/1/2050"),
pagesize: 100,
page: 1
});
route.getPagedResponse(function(data) {
var events = [];
var total = 0;
var items = data.items.reverse();
var lastDate = buildDate(data.items[0].on_date);
var dayTotal = 0;
for (var i = 0; i < items.length; i++) {
var item = items[i];
var date = buildDate(item.on_date);
var metric = " +" + zeroPad(item.positive_rep, 3) + " -" + zeroPad(item.negative_rep, 3);
if (lastDate && date != lastDate) {
events.push("---------------------------------------- " + lastDate + " TOTAL:" + dayTotal);
dayTotal = item.positive_rep - item.negative_rep;
lastDate = date;
}
else {
dayTotal += item.positive_rep - item.negative_rep;
}
events.push(date + metric);
total += item.positive_rep - item.negative_rep;
}
events.push(date + " -------------------- TOTAL:" + dayTotal);
events.push("<br/><br/> total earned less bonus: " + total);
for (var day in events) {
var div = document.createElement("div");
div.innerHTML = events[day];
output.appendChild(div);
}
}, function(error) {
alert(error.message);
});
}
function buildDate(date) {
return date.getFullYear() + "-" + zeroPad(date.getMonth() + 1, 2) + "-" + zeroPad(date.getDate(), 2);
}
function zeroPad(number, width) {
width -= number.toString().length;
if (width > 0) {
return new Array(width + (/\./.test(number) ? 2 : 1)).join('0') + number;
}
return number;
};