#
ADA price: $ 0.5625
Epoch: 520
Our Pool: [CRYL]
Ad: Bitcoin Lottery. Earn free bitcoins!

Stake

Delegation Reward History

Epoch Delegated Pool Amount
519 (2024-10-31 - 2024-11-05) OCEA1 ₳ 10.28
518 (2024-10-26 - 2024-10-31) OCEA1 ₳ 10.30
516 (2024-10-16 - 2024-10-21) OCEA1 ₳ 13.95
515 (2024-10-11 - 2024-10-16) OCEA1 ₳ 17.66
514 (2024-10-06 - 2024-10-11) OCEA1 ₳ 14.35
513 (2024-10-01 - 2024-10-06) OCEA1 ₳ 9.355
512 (2024-09-26 - 2024-10-01) OCEA1 ₳ 6.012
511 (2024-09-21 - 2024-09-26) OCEA1 ₳ 8.683
510 (2024-09-16 - 2024-09-21) OCEA1 ₳ 10.27
509 (2024-09-11 - 2024-09-16) OCEA1 ₳ 13.24
508 (2024-09-06 - 2024-09-06) OCEA1 ₳ 7.445
507 (2024-09-01 - 2024-09-06) OCEA1 ₳ 12.51
506 (2024-08-27 - 2024-09-01) OCEA1 ₳ 10.87
505 (2024-08-22 - 2024-08-27) OCEA1 ₳ 7.595
504 (2024-08-17 - 2024-08-22) OCEA1 ₳ 5.988
503 (2024-08-12 - 2024-08-17) OCEA1 ₳ 9.316
502 (2024-08-07 - 2024-08-12) OCEA1 ₳ 21.05
501 (2024-08-02 - 2024-08-07) OCEA1 ₳ 10.96
500 (2024-07-28 - 2024-08-02) OCEA1 ₳ 10.12
499 (2024-07-23 - 2024-07-28) OCEA1 ₳ 7.084
498 (2024-07-18 - 2024-07-23) OCEA1 ₳ 16.33
497 (2024-07-13 - 2024-07-18) OCEA1 ₳ 10.19
496 (2024-07-08 - 2024-07-13) OCEA1 ₳ 10.14
495 (2024-07-03 - 2024-07-08) OCEA1 ₳ 4.344
494 (2024-06-28 - 2024-07-03) OCEA1 ₳ 16.10
493 (2024-06-23 - 2024-06-28) OCEA1 ₳ 11.11
492 (2024-06-18 - 2024-06-23) OCEA1 ₳ 7.538
491 (2024-06-13 - 2024-06-18) OCEA1 ₳ 15.14
490 (2024-06-08 - 2024-06-13) OCEA1 ₳ 12.77
489 (2024-06-03 - 2024-06-08) OCEA1 ₳ 15.02
488 (2024-05-29 - 2024-06-03) OCEA1 ₳ 10.27
487 (2024-05-24 - 2024-05-29) OCEA1 ₳ 13.84
486 (2024-05-19 - 2024-05-24) OCEA1 ₳ 7.891
485 (2024-05-14 - 2024-05-19) OCEA1 ₳ 11.51
484 (2024-05-09 - 2024-05-14) OCEA1 ₳ 15.13
483 (2024-05-04 - 2024-05-09) OCEA1 ₳ 13.70
482 (2024-04-29 - 2024-05-04) OCEA1 ₳ 21.99
481 (2024-04-24 - 2024-04-29) OCEA1 ₳ 9.079
480 (2024-04-19 - 2024-04-24) OCEA1 ₳ 7.477
479 (2024-04-14 - 2024-04-19) OCEA1 ₳ 12.95
478 (2024-04-09 - 2024-04-14) OCEA1 ₳ 11.66
477 (2024-04-04 - 2024-04-09) OCEA1 ₳ 6.397
476 (2024-03-30 - 2024-04-04) OCEA1 ₳ 13.49
475 (2024-03-25 - 2024-03-30) OCEA1 ₳ 8.408
474 (2024-03-20 - 2024-03-25) OCEA1 ₳ 8.427
473 (2024-03-15 - 2024-03-20) OCEA1 ₳ 7.665
472 (2024-03-10 - 2024-03-15) OCEA1 ₳ 14.04
471 (2024-03-05 - 2024-03-10) OCEA1 ₳ 16.14
470 (2024-02-29 - 2024-03-05) OCEA1 ₳ 20.42
469 (2024-02-24 - 2024-02-29) OCEA1 ₳ 20.48
468 (2024-02-19 - 2024-02-24) OCEA1 ₳ 3.471
467 (2024-02-14 - 2024-02-19) OCEA1 ₳ 11.87
466 (2024-02-09 - 2024-02-14) OCEA1 ₳ 14.75
465 (2024-02-04 - 2024-02-09) OCEA1 ₳ 14.35
464 (2024-01-30 - 2024-02-04) OCEA1 ₳ 17.73
463 (2024-01-25 - 2024-01-30) OCEA1 ₳ 15.45
462 (2024-01-20 - 2024-01-25) OCEA1 ₳ 1.268
461 (2024-01-15 - 2024-01-20) OCEA1 ₳ 7.354
460 (2024-01-10 - 2024-01-15) OCEA1 ₳ 13.45
459 (2024-01-05 - 2024-01-10) OCEA1 ₳ 11.45
Year: 2023
458 (2023-12-31 - 2024-01-05) OCEA1 ₳ 7.389
457 (2023-12-26 - 2023-12-31) OCEA1 ₳ 9.453
456 (2023-12-21 - 2023-12-26) OCEA1 ₳ 17.67
455 (2023-12-16 - 2023-12-21) OCEA1 ₳ 9.580
454 (2023-12-11 - 2023-12-16) OCEA1 ₳ 11.68
453 (2023-12-06 - 2023-12-11) OCEA1 ₳ 17.73
452 (2023-12-01 - 2023-12-06) OCEA1 ₳ 7.475
451 (2023-11-26 - 2023-12-01) OCEA1 ₳ 9.527
450 (2023-11-21 - 2023-11-26) OCEA1 ₳ 11.57
449 (2023-11-16 - 2023-11-21) OCEA1 ₳ 15.71
448 (2023-11-11 - 2023-11-16) OCEA1 ₳ 13.57
447 (2023-11-06 - 2023-11-11) OCEA1 ₳ 8.785
446 (2023-11-01 - 2023-11-06) OCEA1 ₳ 12.96
445 (2023-10-27 - 2023-11-01) OCEA1 ₳ 8.855
444 (2023-10-22 - 2023-10-27) OCEA1 ₳ 14.96
443 (2023-10-17 - 2023-10-22) OCEA1 ₳ 12.93
442 (2023-10-12 - 2023-10-17) OCEA1 ₳ 8.817
441 (2023-10-07 - 2023-10-12) OCEA1 ₳ 20.56
440 (2023-10-02 - 2023-10-07) OCEA1 ₳ 8.273
439 (2023-09-27 - 2023-10-02) OCEA1 ₳ 12.35
438 (2023-09-22 - 2023-09-27) OCEA1 ₳ 0.555
437 (2023-09-17 - 2023-09-22) OCEA1 ₳ 4.484
436 (2023-09-12 - 2023-09-17) OCEA1 ₳ 8.379
435 (2023-09-07 - 2023-09-12) OCEA1 ₳ 18.25
434 (2023-09-02 - 2023-09-07) OCEA1 ₳ 8.482
433 (2023-08-28 - 2023-09-02) OCEA1 ₳ 14.35
432 (2023-08-23 - 2023-08-28) OCEA1 ₳ 14.35
431 (2023-08-18 - 2023-08-23) OCEA1 ₳ 8.461
430 (2023-08-13 - 2023-08-18) OCEA1 ₳ 6.486
429 (2023-08-08 - 2023-08-13) OCEA1 ₳ 14.43
428 (2023-08-03 - 2023-08-08) OCEA1 ₳ 20.02
427 (2023-07-29 - 2023-08-03) OCEA1 ₳ 12.22
426 (2023-07-24 - 2023-07-29) OCEA1 ₳ 18.13
425 (2023-07-19 - 2023-07-24) OCEA1 ₳ 6.326
424 (2023-07-14 - 2023-07-19) OCEA1 ₳ 10.18
423 (2023-07-09 - 2023-07-14) OCEA1 ₳ 14.12
422 (2023-07-04 - 2023-07-09) OCEA1 ₳ 8.322
421 (2023-06-29 - 2023-07-04) OCEA1 ₳ 6.410
420 (2023-06-24 - 2023-06-29) OCEA1 ₳ 14.18
419 (2023-06-19 - 2023-06-24) OCEA1 ₳ 2.582
418 (2023-06-14 - 2023-06-19) OCEA1 ₳ 6.544
417 (2023-06-09 - 2023-06-14) OCEA1 ₳ 18.52
416 (2023-06-04 - 2023-06-09) OCEA1 ₳ 11.89
415 (2023-05-30 - 2023-06-04) OCEA1 ₳ 17.82
414 (2023-05-25 - 2023-05-30) OCEA1 ₳ 6.883
413 (2023-05-20 - 2023-05-25) OCEA1 ₳ 24.62
412 (2023-05-15 - 2023-05-20) OCEA1 ₳ 22.69
411 (2023-05-10 - 2023-05-15) OCEA1 ₳ 10.72
410 (2023-05-05 - 2023-05-10) OCEA1 ₳ 4.786
409 (2023-04-30 - 2023-05-05) OCEA1 ₳ 8.824
408 (2023-04-25 - 2023-04-30) OCEA1 ₳ 13.23
407 (2023-04-20 - 2023-04-25) OCEA1 ₳ 11.13
406 (2023-04-15 - 2023-04-20) OCEA1 ₳ 7.153
405 (2023-04-10 - 2023-04-15) OCEA1 ₳ 13.75
404 (2023-04-05 - 2023-04-10) OCEA1 ₳ 20.16
403 (2023-03-31 - 2023-04-05) OCEA1 ₳ 18.16
402 (2023-03-26 - 2023-03-31) OCEA1 ₳ 16.02
401 (2023-03-21 - 2023-03-26) OCEA1 ₳ 13.90
400 (2023-03-16 - 2023-03-21) OCEA1 ₳ 24.77
399 (2023-03-11 - 2023-03-16) OCEA1 ₳ 12.99
398 (2023-03-06 - 2023-03-11) OCEA1 ₳ 17.37
397 (2023-03-01 - 2023-03-06) OCEA1 ₳ 0.840
396 (2023-02-24 - 2023-03-01) OCEA1 ₳ 15.10
395 (2023-02-19 - 2023-02-24) OCEA1 ₳ 10.75
394 (2023-02-14 - 2023-02-19) OCEA1 ₳ 8.792
393 (2023-02-09 - 2023-02-14) OCEA1 ₳ 14.95
392 (2023-02-04 - 2023-02-09) OCEA1 ₳ 10.90
391 (2023-01-30 - 2023-02-04) OCEA1 ₳ 10.93
390 (2023-01-25 - 2023-01-30) OCEA1 ₳ 6.875
389 (2023-01-20 - 2023-01-25) OCEA1 ₳ 22.88
388 (2023-01-15 - 2023-01-20) OCEA1 ₳ 11.52
387 (2023-01-10 - 2023-01-15) OCEA1 ₳ 21.99
386 (2023-01-05 - 2023-01-10) OCEA1 ₳ 7.675
Year: 2022
385 (2022-12-31 - 2023-01-05) OCEA1 ₳ 9.807
384 (2022-12-26 - 2022-12-31) OCEA1 ₳ 7.089
383 (2022-12-21 - 2022-12-26) OCEA1 ₳ 10.29
382 (2022-12-16 - 2022-12-21) OCEA1 ₳ 14.84
381 (2022-12-11 - 2022-12-16) OCEA1 ₳ 11.26
380 (2022-12-06 - 2022-12-11) OCEA1 ₳ 14.30
379 (2022-12-01 - 2022-12-06) OCEA1 ₳ 3.695
378 (2022-11-26 - 2022-12-01) OCEA1 ₳ 17.79
377 (2022-11-21 - 2022-11-26) OCEA1 ₳ 8.335
376 (2022-11-16 - 2022-11-21) OCEA1 ₳ 17.17
375 (2022-11-11 - 2022-11-16) OCEA1 ₳ 8.772
374 (2022-11-06 - 2022-11-11) OCEA1 ₳ 19.14
373 (2022-11-01 - 2022-11-06) OCEA1 ₳ 6.692
372 (2022-10-27 - 2022-11-01) OCEA1 ₳ 11.92
371 (2022-10-22 - 2022-10-27) OCEA1 ₳ 15.11
370 (2022-10-17 - 2022-10-22) OCEA1 ₳ 9.921
369 (2022-10-12 - 2022-10-17) OCEA1 ₳ 11.83
368 (2022-10-07 - 2022-10-12) OCEA1 ₳ 17.52
367 (2022-10-02 - 2022-10-07) OCEA1 ₳ 14.15
366 (2022-09-27 - 2022-10-02) OCEA1 ₳ 12.82
365 (2022-09-22 - 2022-09-27) OCEA1 ₳ 13.95
364 (2022-09-17 - 2022-09-22) OCEA1 ₳ 16.65
363 (2022-09-12 - 2022-09-17) OCEA1 ₳ 18.69
362 (2022-09-07 - 2022-09-12) OCEA1 ₳ 22.96
361 (2022-09-02 - 2022-09-07) OCEA1 ₳ 12.77
360 (2022-08-28 - 2022-09-02) OCEA1 ₳ 18.60
359 (2022-08-23 - 2022-08-28) OCEA1 ₳ 11.10
358 (2022-08-18 - 2022-08-23) OCEA1 ₳ 10.14
357 (2022-08-13 - 2022-08-18) OCEA1 ₳ 12.01
356 (2022-08-08 - 2022-08-13) OCEA1 ₳ 11.42
355 (2022-08-03 - 2022-08-08) OCEA1 ₳ 15.05
354 (2022-07-29 - 2022-08-03) OCEA1 ₳ 9.143
353 (2022-07-24 - 2022-07-29) OCEA1 ₳ 10.59
352 (2022-07-19 - 2022-07-24) OCEA1 ₳ 16.26
351 (2022-07-14 - 2022-07-19) OCEA1 ₳ 12.75
350 (2022-07-09 - 2022-07-14) OCEA1 ₳ 10.95
349 (2022-07-04 - 2022-07-09) OCEA1 ₳ 10.04
348 (2022-06-29 - 2022-07-04) OCEA1 ₳ 16.77
347 (2022-06-24 - 2022-06-29) OCEA1 ₳ 13.90
346 (2022-06-19 - 2022-06-24) OCEA1 ₳ 17.24
345 (2022-06-14 - 2022-06-19) OCEA1 ₳ 15.69
344 (2022-06-09 - 2022-06-14) OCEA1 ₳ 19.48
343 (2022-06-04 - 2022-06-09) OCEA1 ₳ 10.55
342 (2022-05-30 - 2022-06-04) OCEA1 ₳ 12.47
341 (2022-05-25 - 2022-05-30) OCEA1 ₳ 14.08
340 (2022-05-20 - 2022-05-25) OCEA1 ₳ 16.81
339 (2022-05-15 - 2022-05-20) OCEA1 ₳ 16.60
338 (2022-05-10 - 2022-05-15) OCEA1 ₳ 13.95
337 (2022-05-05 - 2022-05-10) OCEA1 ₳ 10.18
336 (2022-04-30 - 2022-05-05) OCEA1 ₳ 15.40
335 (2022-04-25 - 2022-04-30) OCEA1 ₳ 10.29
334 (2022-04-20 - 2022-04-25) OCEA1 ₳ 12.83
333 (2022-04-15 - 2022-04-20) OCEA1 ₳ 16.09
332 (2022-04-10 - 2022-04-15) OCEA1 ₳ 16.15
331 (2022-04-05 - 2022-04-10) OCEA1 ₳ 16.18
330 (2022-03-31 - 2022-04-05) OCEA1 ₳ 16.03
329 (2022-03-26 - 2022-03-31) OCEA1 ₳ 18.91
328 (2022-03-21 - 2022-03-26) OCEA1 ₳ 17.89
327 (2022-03-16 - 2022-03-21) OCEA1 ₳ 11.64
326 (2022-03-11 - 2022-03-16) OCEA1 ₳ 18.23
325 (2022-03-06 - 2022-03-11) OCEA1 ₳ 24.45
324 (2022-03-01 - 2022-03-06) OCEA1 ₳ 18.08
323 (2022-02-24 - 2022-03-01) OCEA1 ₳ 9.407
322 (2022-02-19 - 2022-02-24) OCEA1 ₳ 16.56
321 (2022-02-14 - 2022-02-19) OCEA1 ₳ 16.60
320 (2022-02-09 - 2022-02-14) OCEA1 ₳ 16.37
319 (2022-02-04 - 2022-02-09) OCEA1 ₳ 18.06
318 (2022-01-30 - 2022-02-04) OCEA1 ₳ 21.54
317 (2022-01-25 - 2022-01-30) OCEA1 ₳ 14.31
316 (2022-01-20 - 2022-01-25) OCEA1 ₳ 11.10
315 (2022-01-15 - 2022-01-20) OCEA1 ₳ 12.69
314 (2022-01-10 - 2022-01-15) OCEA1 ₳ 15.63
313 (2022-01-05 - 2022-01-10) OCEA1 ₳ 12.32
Year: 2021
312 (2021-12-31 - 2022-01-05) OCEA1 ₳ 22.92
311 (2021-12-26 - 2021-12-31) OCEA1 ₳ 15.79
310 (2021-12-21 - 2021-12-26) OCEA1 ₳ 16.98
309 (2021-12-16 - 2021-12-21) OCEA1 ₳ 14.63
308 (2021-12-11 - 2021-12-16) OCEA1 ₳ 15.40
307 (2021-12-06 - 2021-12-11) OCEA1 ₳ 13.51
306 (2021-12-01 - 2021-12-06) OCEA1 ₳ 16.11
305 (2021-11-26 - 2021-12-01) OCEA1 ₳ 16.27
304 (2021-11-21 - 2021-11-26) OCEA1 ₳ 16.43
303 (2021-11-16 - 2021-11-21) OCEA1 ₳ 19.74
302 (2021-11-11 - 2021-11-16) OCEA1 ₳ 19.54
301 (2021-11-06 - 2021-11-11) OCEA1 ₳ 14.21
300 (2021-11-01 - 2021-11-06) OCEA1 ₳ 16.16
299 (2021-10-27 - 2021-11-01) OCEA1 ₳ 17.44
298 (2021-10-22 - 2021-10-27) OCEA1 ₳ 18.75
297 (2021-10-17 - 2021-10-22) OCEA1 ₳ 18.15
296 (2021-10-12 - 2021-10-17) OCEA1 ₳ 16.19
295 (2021-10-07 - 2021-10-12) OCEA1 ₳ 20.28
294 (2021-10-02 - 2021-10-07) OCEA1 ₳ 17.68
293 (2021-09-27 - 2021-10-02) OCEA1 ₳ 15.79
292 (2021-09-22 - 2021-09-27) OCEA1 ₳ 18.92
291 (2021-09-17 - 2021-09-22) OCEA1 ₳ 17.22
290 (2021-09-12 - 2021-09-17) OCEA1 ₳ 20.90
289 (2021-09-07 - 2021-09-12) OCEA1 ₳ 13.69
288 (2021-09-02 - 2021-09-07) OCEA1 ₳ 19.95
287 (2021-08-28 - 2021-09-02) OCEA1 ₳ 20.58
286 (2021-08-23 - 2021-08-28) OCEA1 ₳ 18.46
285 (2021-08-18 - 2021-08-23) OCEA1 ₳ 19.22
284 (2021-08-13 - 2021-08-18) OCEA1 ₳ 16.43
283 (2021-08-08 - 2021-08-13) OCEA1 ₳ 20.59
282 (2021-08-03 - 2021-08-08) OCEA1 ₳ 20.63
281 (2021-07-29 - 2021-08-03) OCEA1 ₳ 16.78
280 (2021-07-24 - 2021-07-29) OCEA1 ₳ 17.79
279 (2021-07-19 - 2021-07-24) OCEA1 ₳ 15.91
278 (2021-07-14 - 2021-07-19) OCEA1 ₳ 17.54
277 (2021-07-09 - 2021-07-14) OCEA1 ₳ 21.19
276 (2021-07-04 - 2021-07-09) OCEA1 ₳ 20.75
275 (2021-06-29 - 2021-07-04) OCEA1 ₳ 17.30
274 (2021-06-24 - 2021-06-29) OCEA1 ₳ 19.20
273 (2021-06-19 - 2021-06-24) OCEA1 ₳ 17.34
272 (2021-06-14 - 2021-06-19) OCEA1 ₳ 21.10
271 (2021-06-09 - 2021-06-14) OCEA1 ₳ 18.25
270 (2021-06-04 - 2021-06-09) OCEA1 ₳ 20.46
269 (2021-05-30 - 2021-06-04) OCEA1 ₳ 10.28
268 (2021-05-25 - 2021-05-30) OCEA1 ₳ 8.407
267 (2021-05-20 - 2021-05-25) OCEA1 ₳ 59.13
266 (2021-05-15 - 2021-05-20) OCEA1 ₳ 99.49
265 (2021-05-10 - 2021-05-15) OCEA1 ₳ 85.61
264 (2021-05-05 - 2021-05-10) OCEA1 ₳ 68.24
263 (2021-04-30 - 2021-05-05) OCEA1 ₳ 95.38
262 (2021-04-25 - 2021-04-30) OCEA1 ₳ 96.34
261 (2021-04-20 - 2021-04-25) OCEA1 ₳ 78.13
260 (2021-04-15 - 2021-04-20) OCEA1 ₳ 105.47
259 (2021-04-10 - 2021-04-15) OCEA1 ₳ 86.85
258 (2021-04-05 - 2021-04-10) OCEA1 ₳ 82.65
257 (2021-03-31 - 2021-04-05) OCEA1 ₳ 86.61
256 (2021-03-26 - 2021-03-31) OCEA1 ₳ 79.52
255 (2021-03-21 - 2021-03-26) OCEA1 ₳ 78.45
254 (2021-03-16 - 2021-03-21) OCEA1 ₳ 54.49
253 (2021-03-11 - 2021-03-16) OCEA1 ₳ 78.38
252 (2021-03-06 - 2021-03-11) OCEA1 ₳ 71.85
251 (2021-03-01 - 2021-03-06) OCEA1 ₳ 73.16
250 (2021-02-24 - 2021-03-01) OCEA1 ₳ 78.82
249 (2021-02-19 - 2021-02-24) OCEA1 ₳ 71.94
248 (2021-02-14 - 2021-02-19) OCEA1 ₳ 74.32
247 (2021-02-09 - 2021-02-14) OCEA1 ₳ 78.95
246 (2021-02-04 - 2021-02-09) OCEA1 ₳ 74.37
245 (2021-01-30 - 2021-02-04) OCEA1 ₳ 95.79
244 (2021-01-25 - 2021-01-30) OCEA1 ₳ 92.35
243 (2021-01-20 - 2021-01-25) OCEA1 ₳ 89.88
242 (2021-01-15 - 2021-01-20) OCEA1 ₳ 84.27
241 (2021-01-10 - 2021-01-15) OCEA1 ₳ 102.35
240 (2021-01-05 - 2021-01-10) OCEA1 ₳ 90.69
Year: 2020
239 (2020-12-31 - 2021-01-05) OCEA1 ₳ 89.32
238 (2020-12-26 - 2020-12-31) OCEA1 ₳ 100.01
235 (2020-12-11 - 2020-12-16) OCEA5 ₳ 79.94
234 (2020-12-06 - 2020-12-11) OCEA5 ₳ 77.27
233 (2020-12-01 - 2020-12-06) OCEA5 ₳ 68.71
232 (2020-11-26 - 2020-12-01) OCEA5 ₳ 71.73
231 (2020-11-21 - 2020-11-26) OCEA5 ₳ 72.45
230 (2020-11-16 - 2020-11-21) OCEA5 ₳ 65.88
229 (2020-11-11 - 2020-11-16) OCEA5 ₳ 87.84
228 (2020-11-06 - 2020-11-11) OCEA5 ₳ 81.12
227 (2020-11-01 - 2020-11-06) OCEA5 ₳ 54.24
226 (2020-10-27 - 2020-11-01) OCEA5 ₳ 57.64
225 (2020-10-22 - 2020-10-27) OCEA5 ₳ 54.82
224 (2020-10-17 - 2020-10-22) OCEA5 ₳ 70.52
223 (2020-10-12 - 2020-10-17) OCEA5 ₳ 42.82
222 (2020-10-07 - 2020-10-12) OCEA5 ₳ 44.47
221 (2020-10-02 - 2020-10-07) OCEA5 ₳ 31.22
220 (2020-09-27 - 2020-10-02) OCEA5 ₳ 26.21
Total reward amount: ₳ 6.90K

Ad: Play and mine crypto