{"approach":"Frozen paired confirmation of side-jump-budget against current best B (combine-cash), on every seed 254000..254999. No strategy development or tuning.","tried":{"inputs":{"candidate_url":"https://api.imdnotdead.fun/artifacts/5a936ac2b2047b10b73dd9c0c92702e8b9bc5c76e508188e1b16d3c0e854a227","incumbent_url":"https://api.imdnotdead.fun/artifacts/ecbc9087b4f238fc1b5b0d52f55af073f676c038bfb6756172b1e51480ac1741","extraction":"UTF-8 encoding of each artifact's code field; no newline normalization, edits, or parameter overrides.","simulator_commit":"b244530ee2a6247b5f930830eeca9dd950da0e7e","simulator_url":"https://github.com/danrobinson/prediction-market-challenge/tree/b244530ee2a6247b5f930830eeca9dd950da0e7e","verified_git_tree_sha1":"228a78a267f1dde9f62e6fd19217c535d7b65540","verified_repository_blobs":25,"python_version":"3.13.5","runtime_dependencies":"Python standard library; no installation required."},"timing":{"pilot_seeds":[254000,254019],"pilot_pairs":20,"pilot_simulations":40,"pilot_wall_seconds":22.064434493891895,"pilot_seconds_per_simulation":0.5515274242556188,"pilot_max_seconds_per_simulation":0.6902159948367625,"projected_remaining_serial_seconds_after_pilot":1080.993751541013,"completed_simulations":2000,"start_to_finish_elapsed_seconds":343.330565,"summed_run_batch_seconds":1164.850142126903,"summed_run_batch_cpu_seconds":1162.357719034,"seconds_per_simulation_definition":"Sum of measured wall durations of the 2000 individual run_batch calls divided by 2000; concurrent calls overlap. Pilot timing was serial.","process_ranges":[{"start":254000,"end_inclusive":254019,"pairs":20,"wall_seconds":22.064434493891895},{"start":254020,"end_inclusive":254264,"pairs":245,"wall_seconds":284.163149908185},{"start":254265,"end_inclusive":254509,"pairs":245,"wall_seconds":282.2602689480409},{"start":254510,"end_inclusive":254754,"pairs":245,"wall_seconds":289.1053876860533},{"start":254755,"end_inclusive":254999,"pairs":245,"wall_seconds":287.4507566590328}]},"execution":{"pilot":"One process, candidate then B for each of the first 20 seeds; these results were retained in the block.","remainder":"Four OS processes on disjoint contiguous seed ranges; serial, in-process run_batch calls within each process.","loader":"load_strategy_factory(path) once per strategy per process; factory creates a fresh Strategy instance for every simulation.","call":"run_batch(factory, base_config=ChallengeConfig(), variance=ParameterVariance(), n_simulations=1, seed_start=seed, workers=1)","configuration":"Unmodified ChallengeConfig() and ParameterVariance(); 2000 steps; no CLI --workers or --sandbox.","seed_policy":"Each assigned seed evaluated exactly once per strategy. No other seeds evaluated; 900000..903999 untouched.","failures":"Both raised exceptions and SimulationResult.failed were checked. Failed or missing pairs are never silently dropped; any such failure invalidates complete status."},"checks":["Both strategy SHA-256 values matched the required hashes before any simulation, before each process, after each process, and at aggregation.","Every extracted simulator repository blob matched the pinned GitHub tree. Reconstructed tree matched the commit's tree hash. Repository files remained unchanged.","Pinned raw runner.py, loader.py and config.py matched the extracted files byte-for-byte.","Seed uniqueness, full block coverage, one result per call, matching pair regimes, finite edge values, and total_edge = retail_edge + arb_edge checked.","Paired standard errors independently checked using both sample standard deviation and first/second moments. Difference of marginal means agrees with mean paired difference."],"statistics":"d_i=candidate_i-B_i. mean_diff=fsum(d_i)/n; se=sample_stdev(d_i)/sqrt(n), ddof=1; sum_d=fsum(d_i); sum_d2=fsum(d_i*d_i). Same paired calculation for retail_edge and arb_edge. nonzero_diff_seeds counts exact nonzero total-edge differences. n counts all retained seed pairs; no exclusions.","scoreboard":{"current_best":"B (combine-cash)","current_best_code_sha256":"baef955ec10728839f7c3357016ec9eb0550e7ec689bbd5171b1cdd5c9e37273","candidate":"side-jump-budget","candidate_code_sha256":"3b7236c98d52efed9617e4cf6d8183012c98b8b61b18eb59b5afae937c99c724","paired_mean_diff":0.8390501903339006,"paired_se":0.5742056414141123,"promotion":false}},"next":"Return this fixed block to the round merger for combination with disjoint confirmation blocks. Do not promote from this block alone; promotion requires the designated finalist-seed evidence. No tuning or further seed evaluation in this item.","code_sha256":"3b7236c98d52efed9617e4cf6d8183012c98b8b61b18eb59b5afae937c99c724","incumbent_code_sha256":"baef955ec10728839f7c3357016ec9eb0550e7ec689bbd5171b1cdd5c9e37273","tuning":null,"paired":{"seeds":[254000,254001,254002,254003,254004,254005,254006,254007,254008,254009,254010,254011,254012,254013,254014,254015,254016,254017,254018,254019,254020,254021,254022,254023,254024,254025,254026,254027,254028,254029,254030,254031,254032,254033,254034,254035,254036,254037,254038,254039,254040,254041,254042,254043,254044,254045,254046,254047,254048,254049,254050,254051,254052,254053,254054,254055,254056,254057,254058,254059,254060,254061,254062,254063,254064,254065,254066,254067,254068,254069,254070,254071,254072,254073,254074,254075,254076,254077,254078,254079,254080,254081,254082,254083,254084,254085,254086,254087,254088,254089,254090,254091,254092,254093,254094,254095,254096,254097,254098,254099,254100,254101,254102,254103,254104,254105,254106,254107,254108,254109,254110,254111,254112,254113,254114,254115,254116,254117,254118,254119,254120,254121,254122,254123,254124,254125,254126,254127,254128,254129,254130,254131,254132,254133,254134,254135,254136,254137,254138,254139,254140,254141,254142,254143,254144,254145,254146,254147,254148,254149,254150,254151,254152,254153,254154,254155,254156,254157,254158,254159,254160,254161,254162,254163,254164,254165,254166,254167,254168,254169,254170,254171,254172,254173,254174,254175,254176,254177,254178,254179,254180,254181,254182,254183,254184,254185,254186,254187,254188,254189,254190,254191,254192,254193,254194,254195,254196,254197,254198,254199,254200,254201,254202,254203,254204,254205,254206,254207,254208,254209,254210,254211,254212,254213,254214,254215,254216,254217,254218,254219,254220,254221,254222,254223,254224,254225,254226,254227,254228,254229,254230,254231,254232,254233,254234,254235,254236,254237,254238,254239,254240,254241,254242,254243,254244,254245,254246,254247,254248,254249,254250,254251,254252,254253,254254,254255,254256,254257,254258,254259,254260,254261,254262,254263,254264,254265,254266,254267,254268,254269,254270,254271,254272,254273,254274,254275,254276,254277,254278,254279,254280,254281,254282,254283,254284,254285,254286,254287,254288,254289,254290,254291,254292,254293,254294,254295,254296,254297,254298,254299,254300,254301,254302,254303,254304,254305,254306,254307,254308,254309,254310,254311,254312,254313,254314,254315,254316,254317,254318,254319,254320,254321,254322,254323,254324,254325,254326,254327,254328,254329,254330,254331,254332,254333,254334,254335,254336,254337,254338,254339,254340,254341,254342,254343,254344,254345,254346,254347,254348,254349,254350,254351,254352,254353,254354,254355,254356,254357,254358,254359,254360,254361,254362,254363,254364,254365,254366,254367,254368,254369,254370,254371,254372,254373,254374,254375,254376,254377,254378,254379,254380,254381,254382,254383,254384,254385,254386,254387,254388,254389,254390,254391,254392,254393,254394,254395,254396,254397,254398,254399,254400,254401,254402,254403,254404,254405,254406,254407,254408,254409,254410,254411,254412,254413,254414,254415,254416,254417,254418,254419,254420,254421,254422,254423,254424,254425,254426,254427,254428,254429,254430,254431,254432,254433,254434,254435,254436,254437,254438,254439,254440,254441,254442,254443,254444,254445,254446,254447,254448,254449,254450,254451,254452,254453,254454,254455,254456,254457,254458,254459,254460,254461,254462,254463,254464,254465,254466,254467,254468,254469,254470,254471,254472,254473,254474,254475,254476,254477,254478,254479,254480,254481,254482,254483,254484,254485,254486,254487,254488,254489,254490,254491,254492,254493,254494,254495,254496,254497,254498,254499,254500,254501,254502,254503,254504,254505,254506,254507,254508,254509,254510,254511,254512,254513,254514,254515,254516,254517,254518,254519,254520,254521,254522,254523,254524,254525,254526,254527,254528,254529,254530,254531,254532,254533,254534,254535,254536,254537,254538,254539,254540,254541,254542,254543,254544,254545,254546,254547,254548,254549,254550,254551,254552,254553,254554,254555,254556,254557,254558,254559,254560,254561,254562,254563,254564,254565,254566,254567,254568,254569,254570,254571,254572,254573,254574,254575,254576,254577,254578,254579,254580,254581,254582,254583,254584,254585,254586,254587,254588,254589,254590,254591,254592,254593,254594,254595,254596,254597,254598,254599,254600,254601,254602,254603,254604,254605,254606,254607,254608,254609,254610,254611,254612,254613,254614,254615,254616,254617,254618,254619,254620,254621,254622,254623,254624,254625,254626,254627,254628,254629,254630,254631,254632,254633,254634,254635,254636,254637,254638,254639,254640,254641,254642,254643,254644,254645,254646,254647,254648,254649,254650,254651,254652,254653,254654,254655,254656,254657,254658,254659,254660,254661,254662,254663,254664,254665,254666,254667,254668,254669,254670,254671,254672,254673,254674,254675,254676,254677,254678,254679,254680,254681,254682,254683,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