{"slug": "1909_t206_nno_c_mathewson_dark_cap", "card": {"slug": "1909_t206_nno_c_mathewson_dark_cap", "year": 1909, "brand": "t206", "card_number": "NNO", "player": "C. Mathewson Dark Cap"}, "external_ids": {"psa_apr_spec_id": null, "psa_apr_spec_id_variation": null, "vcp_id": null, "vcp_id_variation": null, "tcdb_cid_base": null, "tcdb_cid_variation": null}, "confidence_tier": "yellow", "green_blocked_by": "thin_sample", "summary": {"n_total": 21, "n_per_grade": {"SGC 3": 2, "SGC 3.5": 2, "PSA 5": 4, "SGC 4": 2, "PSA 3.5": 4, "PSA 2.5": 2}, "n_per_band": {}, "n_raw_unknown": 2, "n_raw_with_defect": 3, "n_floor_only": 0, "n_lots_dropped": 0, "n_reprints_dropped": 0, "n_outliers_dropped": 0}, "source_breakdown": {"milehigh": 21}, "honesty_flags": ["single-source", "thin-sample"], "populations": {"base": {"raw_by_band": {}, "graded_by_grade": {"SGC 3": {"n": 2, "min": 1252.8, "p25": 1252.8, "median": 1252.8, "p75": 1252.8, "max": 1252.8}, "SGC 3.5": {"n": 2, "min": 1669.2, "p25": 1669.2, "median": 1669.2, "p75": 1669.2, "max": 1669.2}, "PSA 5": {"n": 4, "min": 4110.0, "p25": 4110.0, "median": 4974.0, "p75": 4974.0, "max": 4974.0}, "SGC 4": {"n": 2, "min": 2290.8, "p25": 2290.8, "median": 2290.8, "p75": 2290.8, "max": 2290.8}, "PSA 3.5": {"n": 4, "min": 2290.8, "p25": 2290.8, "median": 2962.8, "p75": 2962.8, "max": 2962.8}, "PSA 2.5": {"n": 2, "min": 1837.2, "p25": 1837.2, "median": 1837.2, "p75": 1837.2, "max": 1837.2}}, "raw_unknown": {"n": 2, "min": 392.4, "p25": 392.4, "median": 392.4, "p75": 392.4, "max": 392.4}, "raw_with_defect": {"n": 3, "min": 756.0, "p25": 756.0, "median": 756.0, "p75": 756.0, "max": 756.0}, "n_lots_dropped": 0, "n_reprints_dropped": 0, "n_outliers_dropped": 0, "n_floor_only": 0, "n_no_price": 0, "sources": {"milehigh": 21}, "confidence_tier": "yellow", "green_blocked_by": "thin_sample"}}, "recent_sales": [], "n_total_rows_ingested": 21, "fetched_at": "2026-05-20T21:20:22.973655+00:00"}