Add the 88-sample starter pack (no login)

88 samples of release v1.0.0-20261025, byte-identical to the gated dataset (SHA256 in starter/starter.json), under the same samples/<GSE>/<GSM>/ layout.

.gitattributes

@@ -58,3 +58,151 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 # Video files - compressed
 *.mp4 filter=lfs diff=lfs merge=lfs -text
 *.webm filter=lfs diff=lfs merge=lfs -text
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samples/GSE144239/GSM4284320/sample.json

@@ -0,0 +1,276 @@
+{
+  "schema": "sda-release-sample-1",
+  "release_id": "sda-unified-20261010-v3",
+  "gsm": "GSM4284320",
+  "gse": [
+    "GSE144239",
+    "GSE144240"
+  ],
+  "published_gse": "GSE144239",
+  "metadata": {
+    "organism": "Homo sapiens",
+    "tissue": "skin",
+    "platform": "ST (legacy)",
+    "technology": "Spatial Transcriptomics",
+    "fields": {
+      "organism": "Homo sapiens",
+      "tissue": "skin",
+      "disease": "cSCC",
+      "sex": null,
+      "age": null,
+      "donor_id": "P5",
+      "condition": null,
+      "technology": "Spatial Transcriptomics",
+      "platform": "GPL18573",
+      "stain_type": null,
+      "publication_doi": null,
+      "publication_pmid": "32579974",
+      "repository_id": "GSM4284320"
+    },
+    "field_sources": {
+      "organism": {
+        "raw_value": "Homo sapiens",
+        "status": "unchanged",
+        "source": {
+          "source_path": "metadata/GSE144239_family.soft.gz",
+          "source_sha256": "6a4cfe0d4db6512b674d9d38410186079020f55ae6305c3002eb31bc62cc2610",
+          "source_key": "!Sample_organism_ch1"
+        }
+      },
+      "tissue": {
+        "raw_value": "Skin",
+        "status": "normalized",
+        "source": {
+          "source_path": "metadata/GSE144239_family.soft.gz",
+          "source_sha256": "6a4cfe0d4db6512b674d9d38410186079020f55ae6305c3002eb31bc62cc2610",
+          "source_key": "!Sample_source_name_ch1"
+        }
+      },
+      "disease": {
+        "raw_value": "cSCC",
+        "status": "unmapped",
+        "source": {
+          "source_path": "metadata/GSE144239_family.soft.gz",
+          "source_sha256": "6a4cfe0d4db6512b674d9d38410186079020f55ae6305c3002eb31bc62cc2610",
+          "source_key": "!Sample_characteristics_ch1"
+        }
+      },
+      "sex": {
+        "raw_value": null,
+        "status": "missing",
+        "source": null
+      },
+      "age": {
+        "raw_value": null,
+        "status": "missing",
+        "source": null
+      },
+      "donor_id": {
+        "raw_value": "P5",
+        "status": "unchanged",
+        "source": {
+          "source_path": "metadata/GSE144239_family.soft.gz",
+          "source_sha256": "6a4cfe0d4db6512b674d9d38410186079020f55ae6305c3002eb31bc62cc2610",
+          "source_key": "!Sample_characteristics_ch1"
+        }
+      },
+      "condition": {
+        "raw_value": null,
+        "status": "missing",
+        "source": null
+      },
+      "technology": {
+        "raw_value": "Spatial Transcriptomics",
+        "status": "needs_review",
+        "source": {
+          "source_path": "metadata/GSE144239_family.soft.gz",
+          "source_sha256": "6a4cfe0d4db6512b674d9d38410186079020f55ae6305c3002eb31bc62cc2610",
+          "source_key": "!Sample_description"
+        }
+      },
+      "platform": {
+        "raw_value": "GPL18573",
+        "status": "unchanged",
+        "source": {
+          "source_path": "metadata/GSE144239_family.soft.gz",
+          "source_sha256": "6a4cfe0d4db6512b674d9d38410186079020f55ae6305c3002eb31bc62cc2610",
+          "source_key": "!Sample_platform_id"
+        }
+      },
+      "stain_type": {
+        "raw_value": null,
+        "status": "missing",
+        "source": null
+      },
+      "publication_doi": {
+        "raw_value": null,
+        "status": "missing",
+        "source": null
+      },
+      "publication_pmid": {
+        "raw_value": "32579974",
+        "status": "unchanged",
+        "source": {
+          "source_path": "metadata/GSE144239_family.soft.gz",
+          "source_sha256": "6a4cfe0d4db6512b674d9d38410186079020f55ae6305c3002eb31bc62cc2610",
+          "source_key": "!Series_pubmed_id"
+        }
+      },
+      "repository_id": {
+        "raw_value": "GSM4284320",
+        "status": "unchanged",
+        "source": {
+          "source_path": "metadata/GSE144239_family.soft.gz",
+          "source_sha256": "6a4cfe0d4db6512b674d9d38410186079020f55ae6305c3002eb31bc62cc2610",
+          "source_key": "!Sample_geo_accession"
+        }
+      }
+    }
+  },
+  "expression": {
+    "file": "spatial.h5ad",
+    "sha256": "4e0d492083e74a1e578d8205fc76e5c3641c1995dc3104e0fbb27552b0c08320",
+    "n_obs": 521,
+    "n_vars": 17689,
+    "state": "counts",
+    "observation_unit": "spot",
+    "verification": "human_visual_review"
+  },
+  "coordinates": {
+    "obsm_key": "spatial",
+    "units": "pixel",
+    "um_basis": "platform_constant",
+    "um_per_unit": 0.7617486280738048,
+    "um_basis_detail": "platform_constant: ST (legacy) spot pitch 200 um / median nearest-neighbour 262.5538 px",
+    "spatial_um": true
+  },
+  "image": {
+    "file": "image.tif",
+    "sha256": "1f6b7aacb4d98855ab6a623d8f6f9f9b975cb4a4e626611595bee3f0c03a4999",
+    "shape": [
+      15872,
+      15872
+    ],
+    "dtype": "uint8",
+    "channels": [
+      "R",
+      "G",
+      "B"
+    ],
+    "stain": "H&E",
+    "stain_basis": "HESRT human review",
+    "um_per_px": 0.7617486280738048,
+    "spatial_to_pixel": [
+      [
+        1.0,
+        0.0,
+        0.0
+      ],
+      [
+        0.0,
+        1.0,
+        0.0
+      ],
+      [
+        0.0,
+        0.0,
+        1.0
+      ]
+    ],
+    "registration": "HESRT_HUMAN_REVIEW",
+    "review": null,
+    "inside_fraction": 1.0,
+    "source": [
+      {
+        "file": "wsi.tif (HESRT v1.3)",
+        "sha256": "cdddaa15f433024c933c0a6374ad4ff2e9fe1c16793832a2653917ee35e33303",
+        "transform": "identity: HESRT coordinates are WSI pixels"
+      }
+    ]
+  },
+  "segmentation": null,
+  "molecules": null,
+  "quality": {
+    "flags": [],
+    "qc_flags": [],
+    "drop_features": [],
+    "review": null,
+    "hesrt_review": {
+      "human_label": "PASS",
+      "reviewed_at": "2026-09-07T13:45:26.972655+00:00",
+      "review_version": "full-review-revision-110",
+      "scientific_status": "PASS",
+      "controller_status": "COMPLETE_PASS",
+      "integrity_status": "NOT_CERTIFIED_BY_HUMAN_REVIEW",
+      "current_integrity_decision": "NOT_RUN_HISTORICAL",
+      "gold_membership": true
+    }
+  },
+  "dedup": {
+    "content_group": "GSM4284320",
+    "group_kind": null,
+    "aliases": []
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