Ossi Lahtinen

Region WCA ID Gender Competitions Completed Solves
Finland 2022LAHT01 Male 18 1238

Current Personal Records

Event NR CR WR Single Average WR CR NR
3x3x3 Cube 45 2331 8500 8.31 10.78 11111 2882 52
2x2x2 Cube 86 4025 11887 2.30 3.55 8074 2612 58
3x3x3 Blindfolded 44 2934 8788 4:47.97
3x3x3 Fewest Moves 51 2272 5888 41
3x3x3 One-Handed 51 2234 8317 16.93 21.09 8378 2189 52
Clock 44 1585 4397 8.09 9.49 4062 1476 44
Megaminx 4 281 822 44.03 48.75 715 233 4
Pyraminx 27 906 2537 2.50 3.99 2177 741 20
Skewb 20 585 1523 2.36 5.17 3253 1163 30
Square-1 41 1439 4353 16.15 21.14 3989 1306 39

Medal Collection

Gold Silver Bronze
2 1 2
Competition Round Place Single Average Solves
3x3x3 Cube
Kamppi Cube Weekend 2025 Final 17 8.31 11.25 14.548.3110.1810.5113.06
Second round 26 10.76 12.35 11.8013.6214.2710.7611.63
First round 17 10.08 10.78 11.2310.1811.0510.0811.10
Finnish Championship 2025 Final 40 11.83 12.96 13.9812.6111.8312.2815.33
Second round 45 11.98 13.61 11.9815.52DNF12.7112.60
First round 31 10.19 11.96 12.1912.2111.4710.1914.24
Willimiehen Kuutiopäivät 2025 Final 11 10.01 11.81 11.1312.6810.0112.5711.74
Second round 14 9.11 11.82 12.8413.5913.009.119.62
First round 14 11.08 11.89 11.3011.0811.9312.4512.56
Kampin Kuutiopäivät 2025 Final 23 10.52 13.53 11.8710.5213.0515.68DNF
Second round 24 13.19 13.88 13.2914.0831.6013.1914.26
First round 18 12.42 13.14 13.5812.8013.6013.0512.42
Kirkkonummen Kuutionvääntelyt 2025 Final 18 10.27 11.46 11.2510.2712.8610.2713.07
Second round 32 11.75 13.62 17.3712.8511.7514.2913.71
First round 16 10.55 11.35 11.1610.5516.6411.5711.32
Finnish Championship 2024 Semi Final 35 9.72 12.61 13.68DNF11.0413.119.72
Second round 24 11.18 12.09 12.4211.7712.0713.9911.18
First round 33 11.21 12.32 12.5412.3812.0511.2116.36
Pulmapelipäivät 2024 Final 14 10.95 12.99 12.7213.4910.9514.4712.75
Second round 15 12.91 13.75 13.2714.0612.9114.6013.92
First round 16 13.33 14.39 13.3314.7214.5915.4213.86
Lahen Cubefest 2024 Final 22 12.89 14.10 12.8912.9615.7120.5013.64
Second round 23 10.90 13.11 12.6410.9014.0814.7212.62
First round 23 9.99 13.49 12.3815.0513.859.9914.23
Deutsche Cube Days Helsinki 2024 Final 33 12.26 14.90 12.2613.8115.3915.49DNF
Second round 28 11.32 13.66 17.0314.0911.5711.3215.32
First round 31 11.89 14.39 15.7014.5215.4811.8913.18
Kirkkonummen Kuutionvääntelyt 2024 Final 25 10.66 11.78 13.5511.3412.2211.7710.66
Second round 21 9.52 12.23 11.2215.9615.779.709.52
First round 35 11.96 13.78 14.8011.9814.5714.9111.96
Kirkkonummen Kuutiokemut 2023 Final 28 13.60 14.31 13.9014.7514.2720.8113.60
Second round 32 13.93 14.40 14.1714.8714.1617.8913.93
First round 39 12.86 16.18 19.06DNF14.6714.8212.86
Finnish Championship 2023 Second round 37 13.51 15.96 13.5117.1719.5515.7314.97
First round 37 11.66 14.59 18.2914.5814.2414.9411.66
Pulmapelipäivät 2023 Final 17 16.62 18.04 17.8819.0819.5616.6217.15
Second round 18 16.04 18.78 21.8317.4621.2816.0417.61
First round 17 15.15 16.13 15.1515.1616.9119.7516.33
Tampere 2023 Final 32 13.64 18.77 29.5815.5518.2513.6422.51
First round 29 16.74 18.53 19.5117.9421.5516.7418.15
Level Up Uusimaa 2022 Semi Final 57 14.55 19.41 17.0121.1220.1025.2914.55
Second round 60 14.76 19.57 20.3121.3014.7617.9520.44
First round 64 17.36 20.62 19.79DNF22.8417.3619.24
Kuutiostoren Kuutiokekkerit 2022 Final 30 17.30 20.24 21.2828.0317.3021.2018.25
Second round 29 17.12 17.97 18.0718.4117.4217.1222.25
First round 38 18.09 20.55 19.3818.0921.2820.9924.79
Pulmapelipäivät 2022 Final 31 18.21 23.94 25.5929.4021.7324.5018.21
Second round 30 20.31 22.02 20.5322.3023.2420.3128.28
First round 32 20.67 24.40 26.9121.9320.6735.9824.36
2x2x2 Cube
Kamppi Cube Weekend 2025 Final 27 3.85 4.66 4.993.953.855.039.24
Second round 28 3.38 4.75 4.953.385.195.464.10
First round 35 4.61 5.51 4.635.246.654.616.83
Finnish Championship 2025 Final 14 2.80 3.86 3.063.994.522.807.09
Second round 42 3.07 4.89 3.505.893.075.825.34
First round 41 2.95 4.92 4.982.957.134.145.65
Willimiehen Kuutiopäivät 2025 Final 10 2.30 3.67 3.453.732.303.845.44
Second round 12 3.15 3.99 4.783.704.683.153.60
First round 13 3.77 4.43 5.034.485.643.773.79
Kampin Kuutiopäivät 2025 Final 13 3.62 3.96 4.863.763.773.624.36
Second round 18 4.05 4.77 4.606.235.224.054.50
First round 28 4.23 5.29 4.235.614.435.846.02
Kirkkonummen Kuutionvääntelyt 2025 Final 12 2.33 3.55 4.132.336.083.153.38
Second round 26 3.65 4.69 7.753.836.603.653.65
First round 24 4.30 4.70 4.305.075.914.694.34
Finnish Championship 2024 Final 32 3.71 4.72 4.794.534.833.716.26
Semi Final 37 4.10 5.34 8.625.535.764.744.10
Second round 37 4.22 4.82 4.724.284.226.035.46
First round 34 3.22 4.56 4.124.763.224.81DNF
Pulmapelipäivät 2024 Final 15 4.08 5.62 4.084.497.236.965.41
Second round 14 3.92 4.99 3.944.983.926.0611.66
First round 12 4.01 4.78 4.544.315.605.494.01
Lahen Cubefest 2024 Final 10 2.49 3.70 6.092.493.753.294.05
Second round 35 3.85 6.07 6.117.023.855.09DNF
First round 23 3.48 4.89 4.837.164.653.485.18
Deutsche Cube Days Helsinki 2024 Second round 39 4.21 5.58 5.594.216.845.046.10
First round 26 3.73 4.73 4.433.739.535.644.12
Kirkkonummen Kuutionvääntelyt 2024 Final 41 3.72 6.39 7.247.745.536.413.72
Second round 31 3.00 4.59 3.004.174.595.005.20
First round 42 4.07 5.16 5.564.076.224.385.54
Kirkkonummen Kuutiokemut 2023 Final 30 3.97 5.06 5.485.394.317.513.97
Second round 34 4.38 6.02 DNF4.386.865.855.34
First round 28 4.47 5.19 5.247.395.274.475.05
Finnish Championship 2023 Second round 42 4.36 6.42 5.275.348.914.368.65
First round 51 4.00 6.61 8.156.037.064.006.73
Kirkkonummen Kuutionvääntelyt 2022 First round 58 7.71 8.68 8.988.498.587.719.59
3x3x3 Blindfolded
Kamppi Cube Weekend 2025 Final 13 DNF DNF DNFDNFDNS
Finnish Championship 2025 First round 8 DNF DNF DNFDNFDNS
Willimiehen Kuutiopäivät 2025 Final 7 DNF DNF DNFDNFDNS
Kampin Kuutiopäivät 2025 Final 4 4:47.97 DNF 4:47.97DNFDNS
Finnish Championship 2024 First round 16 5:24.35 DNF 5:24.35DNSDNS
3x3x3 Fewest Moves
Pulmapelipäivät 2024 Final 8 41 DNF 46DNF41
3x3x3 One-Handed
Kamppi Cube Weekend 2025 Final 16 19.54 21.09 19.5425.7621.0921.7520.42
Second round 16 18.68 22.09 18.6826.0125.1618.7122.41
First round 20 18.59 22.56 24.6423.6819.3618.5925.93
Finnish Championship 2025 Second round 25 20.64 22.81 24.2821.0820.6424.1523.19
First round 25 19.58 22.17 20.1719.5825.4722.2724.07
Willimiehen Kuutiopäivät 2025 First round 15 18.33 26.42 25.5818.3325.2928.3928.92
Kampin Kuutiopäivät 2025 First round 14 18.65 23.53 18.6522.7524.5623.2825.59
Kirkkonummen Kuutionvääntelyt 2025 Final 21 22.21 24.58 22.6822.2122.7328.3232.10
Second round 24 20.97 26.15 25.6028.2225.8820.9726.97
First round 20 16.93 23.76 22.8429.6731.4618.7716.93
Finnish Championship 2024 Final 35 23.84 27.82 32.2426.8029.4223.8427.24
Second round 21 21.07 22.00 22.5821.3222.3922.2921.07
First round 28 20.64 25.31 21.1723.3734.0920.6431.39
Pulmapelipäivät 2024 Final 9 21.55 24.05 28.6622.6127.1322.4121.55
Second round 7 20.60 22.63 24.3321.2222.3420.6025.12
First round 12 24.66 26.52 30.0024.6630.9224.8924.68
Deutsche Cube Days Helsinki 2024 First round 27 23.90 28.75 26.7628.4131.0823.9034.96
Kirkkonummen Kuutionvääntelyt 2024 Second round 32 21.99 30.54 36.3730.7833.0821.9927.76
First round 32 26.49 30.83 31.5826.4928.6834.6832.24
Kirkkonummen Kuutiokemut 2023 Second round 23 24.58 27.79 24.5832.1927.8130.6224.95
First round 32 29.43 33.68 34.6538.5434.9531.4529.43
Finnish Championship 2023 Second round 18 24.61 27.18 28.0227.6025.9124.6132.75
First round 30 33.07 33.0733.87
Pulmapelipäivät 2023 Second round 17 36.15 41.85 1:09.0743.9036.1542.4339.21
First round 15 33.28 40.19 47.6449.8433.2833.6139.33
Clock
Kamppi Cube Weekend 2025 Second round 32 8.81 DNF 10.37DNF12.70DNF8.81
First round 16 8.16 9.60 12.048.168.689.7510.36
Finnish Championship 2025 First round 25 8.56 10.26 8.5614.6111.899.439.45
Willimiehen Kuutiopäivät 2025 First round 14 8.09 10.58 11.3911.228.0910.2010.32
Kampin Kuutiopäivät 2025 Final 12 9.77 11.15 18.4210.6812.4810.309.77
Second round 16 9.35 12.09 11.96DNF10.4513.879.35
First round 13 8.54 9.49 11.718.549.248.9010.33
Kirkkonummen Kuutionvääntelyt 2025 Final 16 9.95 11.57 10.559.95DNF12.8811.29
Second round 17 9.92 10.48 9.9210.7510.5615.6810.12
First round 20 9.20 10.65 10.1911.3510.409.20DNF
Finnish Championship 2024 Second round 21 9.47 10.13 9.8712.719.4710.769.76
First round 29 9.24 10.90 11.6010.45DNF9.2410.66
Pulmapelipäivät 2024 First round 27 9.94 DNF 13.24DNF12.80DNF9.94
Lahen Cubefest 2024 Second round 26 12.50 15.44 12.5013.56DNF14.9217.84
First round 24 11.22 13.75 14.70DNF13.7512.7911.22
Deutsche Cube Days Helsinki 2024 Second round 22 12.35 13.48 DNF12.6212.3513.0314.78
First round 31 11.83 14.07 12.6517.7111.8316.1313.43
Kirkkonummen Kuutiokemut 2023 First round 31 DNF DNFDNF
Finnish Championship 2023 First round 20 14.10 14.86 17.9314.1015.2014.7514.64
Pulmapelipäivät 2023 First round 18 18.91 21.13 20.1920.9718.9122.2327.36
Tampere 2023 Final 19 16.92 19.75 27.9518.8416.9220.4020.00
Megaminx
Kamppi Cube Weekend 2025 Final 4 44.87 52.27 55.791:01.0544.8753.2547.77
First round 4 52.72 54.89 54.7353.371:02.6656.5652.72
Finnish Championship 2025 Final 2 44.03 50.59 52.1949.5452.9344.0350.05
First round 5 44.81 54.00 53.3652.511:00.5144.8156.12
Willimiehen Kuutiopäivät 2025 Final 3 48.08 51.08 50.9449.6856.4552.6248.08
First round 2 45.07 48.75 49.2555.5048.5745.0748.44
Kampin Kuutiopäivät 2025 Final 3 45.87 56.09 56.9054.0445.8758.7357.33
Second round 3 47.81 51.37 50.4455.5447.8148.1458.27
First round 1 44.66 49.82 1:04.2549.3644.6652.1147.99
Kirkkonummen Kuutionvääntelyt 2025 Final 4 45.74 52.44 53.8652.4051.7545.7453.18
First round 3 48.31 51.45 48.3150.9549.5956.7753.81
Finnish Championship 2024 Final 1 47.27 50.80 55.8949.8547.2749.7952.76
Second round 5 44.33 55.48 57.0544.3354.3555.0557.56
First round 4 49.91 54.78 49.9152.1254.931:01.4557.28
Pulmapelipäivät 2024 Final 1 47.51 54.79 57.0247.5156.0853.5254.76
Second round 1 50.50 53.16 53.9751.021:05.4350.5054.50
First round 2 52.00 55.62 52.0058.7756.7258.0852.05
Lahen Cubefest 2024 Final 6 53.64 1:02.12 1:09.5753.641:03.4257.531:05.41
Second round 6 58.63 1:06.12 1:06.9859.951:11.421:13.3458.63
First round 6 52.93 59.40 1:01.9352.931:04.6459.1857.08
Deutsche Cube Days Helsinki 2024 Final 6 57.33 1:01.64 57.3357.7959.501:16.981:07.63
First round 8 58.25 1:05.75 58.251:05.801:09.871:03.371:08.07
Kirkkonummen Kuutionvääntelyt 2024 Final 11 1:00.08 1:03.44 1:06.861:05.991:03.411:00.081:00.93
Second round 14 1:07.02 1:15.71 1:19.821:07.551:07.02DNF1:19.77
First round 13 1:01.06 1:03.52 1:04.651:01.941:01.061:03.971:08.28
Finnish Championship 2023 First round 13 1:13.54 1:23.16 1:19.561:27.231:26.421:23.511:13.54
Pulmapelipäivät 2023 First round 11 1:59.68 2:34.13 2:42.461:59.682:39.572:23.832:38.99
Kuutiostoren Kuutiokekkerit 2022 Final 16 1:47.98 2:00.88 2:20.961:51.071:52.852:18.711:47.98
Pulmapelipäivät 2022 Second round 11 1:38.95 1:49.93 1:56.621:43.241:49.941:38.952:11.99
First round 9 1:45.61 1:55.63 1:55.511:45.611:54.581:56.812:04.47
Pyraminx
Kamppi Cube Weekend 2025 Final 11 3.33 4.64 4.979.695.543.423.33
Second round 9 3.98 4.73 4.074.265.876.603.98
First round 13 3.12 5.22 4.755.575.333.128.17
Finnish Championship 2025 Final 20 4.74 6.31 11.137.414.745.965.55
Second round 25 4.78 7.03 8.567.394.785.348.37
First round 15 4.71 5.57 5.195.954.715.585.93
Willimiehen Kuutiopäivät 2025 Final 7 4.10 4.74 6.104.605.234.104.39
First round 11 5.36 6.22 6.456.475.365.736.61
Kampin Kuutiopäivät 2025 Final 5 4.09 4.28 4.384.234.234.094.97
Second round 7 4.66 4.92 5.307.914.734.664.73
First round 13 4.56 5.48 4.566.475.895.814.73
Kirkkonummen Kuutionvääntelyt 2025 Final 11 2.87 5.42 3.945.367.556.962.87
Second round 9 3.66 5.02 6.333.664.204.53DNF
First round 8 3.52 5.00 6.425.006.613.523.57
Finnish Championship 2024 Final 9 3.77 4.53 5.963.774.315.383.90
Second round 18 3.20 5.19 3.205.067.483.407.10
First round 7 3.34 3.99 6.024.333.344.173.46
Pulmapelipäivät 2024 Final 9 4.32 6.61 4.324.946.688.209.81
Second round 8 2.50 6.25 5.762.506.209.256.80
First round 4 2.98 5.67 4.955.752.988.596.32
Lahen Cubefest 2024 Final 9 4.80 5.75 9.165.385.164.806.71
Second round 4 2.93 4.67 9.415.144.692.934.17
First round 11 2.99 6.49 2.9910.706.608.214.67
Deutsche Cube Days Helsinki 2024 Final 17 3.36 6.80 9.418.133.365.217.07
Second round 21 3.70 6.88 DNF7.673.706.816.16
First round 22 4.42 7.03 8.177.535.404.42DNF
Kirkkonummen Kuutionvääntelyt 2024 Final 22 4.49 6.44 5.274.495.47DNF8.58
Second round 21 5.31 6.72 5.317.996.536.587.05
First round 17 4.15 5.06 4.186.984.246.754.15
Kirkkonummen Kuutiokemut 2023 Final 20 4.30 6.98 5.54DNF4.309.675.73
Second round 9 4.19 4.91 5.364.194.355.019.14
First round 16 3.13 5.85 4.535.987.033.1313.28
Finnish Championship 2023 Second round 23 3.93 7.12 7.046.537.783.93DNF
First round 20 4.47 7.03 6.3110.014.477.387.39
Pulmapelipäivät 2023 Second round 15 6.64 9.48 6.9411.146.64DNF10.37
First round 12 5.99 7.79 7.247.3410.275.998.80
Tampere 2023 Final 24 5.69 9.88 8.4614.2910.945.6910.24
Level Up Uusimaa 2022 Second round 19 6.94 7.91 6.947.678.588.617.49
First round 21 5.54 7.82 8.135.548.6411.426.70
Pulmapelipäivät 2022 Second round 10 6.83 8.31 6.836.929.128.889.87
First round 12 7.55 8.81 10.088.457.5510.537.89
Kirkkonummen Kuutionvääntelyt 2022 Second round 18 7.16 8.53 8.329.319.077.168.20
First round 35 7.35 10.62 11.2911.738.877.3511.70
Skewb
Kamppi Cube Weekend 2025 Second round 33 7.13 11.16 10.5911.0314.2811.867.13
First round 21 4.99 7.63 8.467.596.844.9910.16
Finnish Championship 2025 Final 19 5.19 6.37 10.498.035.195.365.73
Second round 31 5.71 8.63 5.8310.015.7110.0613.25
First round 17 5.61 6.74 5.6110.126.356.227.65
Willimiehen Kuutiopäivät 2025 Final 11 5.86 7.37 16.459.306.316.505.86
First round 12 2.36 6.45 7.986.312.365.078.81
Kampin Kuutiopäivät 2025 Final 18 6.17 8.46 6.179.139.4710.666.79
Second round 14 3.96 6.35 7.086.913.967.125.05
First round 19 4.77 8.23 9.146.968.654.779.08
Kirkkonummen Kuutionvääntelyt 2025 Final 12 4.26 6.14 4.947.914.265.578.28
Second round 15 5.21 6.76 7.825.217.816.116.37
First round 11 4.98 6.07 5.544.986.267.366.41
Finnish Championship 2024 Final 16 4.82 6.63 8.264.827.135.916.85
Second round 15 4.53 5.86 9.846.064.536.934.60
First round 37 7.00 8.87 8.069.53DNF9.027.00
Pulmapelipäivät 2024 Final 13 5.75 7.77 16.987.957.407.965.75
Second round 7 4.76 6.40 8.914.766.337.675.21
First round 12 5.69 8.28 12.285.6911.277.556.02
Lahen Cubefest 2024 Final 20 5.08 9.13 14.225.155.08DNF8.02
Second round 3 4.27 5.17 7.475.174.275.964.38
First round 18 3.24 7.46 6.588.263.2411.117.54
Deutsche Cube Days Helsinki 2024 Second round 27 5.81 8.39 7.349.485.8110.008.36
First round 11 5.24 5.77 5.415.2410.785.816.10
Kirkkonummen Kuutionvääntelyt 2024 Final 21 4.72 6.91 9.435.485.824.7213.92
Second round 19 4.37 6.32 6.314.378.055.866.79
First round 11 4.56 5.64 4.625.616.6811.104.56
Kirkkonummen Kuutiokemut 2023 Final 12 5.71 7.33 9.917.888.185.945.71
Second round 7 4.08 5.82 7.094.085.466.455.54
First round 27 7.46 8.49 9.747.467.977.76DNF
Finnish Championship 2023 Second round 21 4.99 8.52 7.689.718.164.9913.41
First round 14 5.55 6.75 6.637.945.557.286.34
Pulmapelipäivät 2023 Second round 9 4.44 6.27 9.477.195.054.446.58
First round 17 7.15 9.66 9.727.158.9413.0610.32
Tampere 2023 Final 25 6.88 11.85 11.016.8812.6611.8818.71
Level Up Uusimaa 2022 Second round 29 4.74 9.20 DNF9.3710.597.654.74
First round 35 7.91 9.99 8.167.9111.2110.8910.93
Kuutiostoren Kuutiokekkerit 2022 First round 21 5.12 9.30 9.477.7010.7210.975.12
Pulmapelipäivät 2022 Second round 14 7.66 9.25 7.907.669.1410.7212.37
First round 10 6.76 7.81 6.767.758.477.218.57
Square-1
Kamppi Cube Weekend 2025 Final 17 18.07 23.28 23.0018.0742.1523.3923.44
Finnish Championship 2025 First round 18 16.15 23.26 16.1530.1633.5421.2518.38
Willimiehen Kuutiopäivät 2025 Final 13 20.09 24.86 21.2631.5024.5220.0928.80
Kampin Kuutiopäivät 2025 Final 15 16.46 24.63 27.0429.4016.4624.8521.99
First round 11 17.80 21.60 23.3017.8021.0922.7220.98
Kirkkonummen Kuutionvääntelyt 2025 Final 8 20.52 22.64 21.1620.5224.9221.8325.17
First round 11 20.03 24.14 20.0321.1125.4625.8427.43
Finnish Championship 2024 Second round 19 24.03 25.06 24.3524.0326.1624.6728.31
First round 15 17.98 21.14 23.0917.9820.3020.04DNF
Pulmapelipäivät 2024 Final 9 28.82 32.71 30.6638.9328.8230.9536.52
First round 9 23.31 31.49 30.2723.3134.0030.2141.70

National Championship Podiums

Event Place Single Average Solves
Finnish Championship 2025
Megaminx 2 44.03 50.59 52.1949.5452.9344.0350.05
Finnish Championship 2024
Megaminx 1 47.27 50.80 55.8949.8547.2749.7952.76
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