Pith Number

pith:7WOTNM2V

pith:2019:7WOTNM2VGJCJ72GZJMNGVZUUNZ

not attested not anchored not stored refs pending

Hidden Stratification Causes Clinically Meaningful Failures in Machine Learning for Medical Imaging

Christopher R\'e, Gustavo Carneiro, Jared Dunnmon, Luke Oakden-Rayner

arxiv:1909.12475 v2 · 2019-09-27 · cs.LG · stat.ML

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7WOTNM2VGJCJ72GZJMNGVZUUNZ}

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Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Cited by

2 papers in Pith

Search Discipline for Long-Horizon Research Agents

Distributionally Robust Neural Networks for Group Shifts: On the Importance of Regularization for Worst-Case Generalization

Receipt and verification

First computed	2026-07-05T00:19:21.649368Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd9d36b35532449fe8d94b1a6ae6946e679e7c03d3ba424807d014b804bfa6f0

Aliases

arxiv: 1909.12475 · arxiv_version: 1909.12475v2 · doi: 10.48550/arxiv.1909.12475 · pith_short_12: 7WOTNM2VGJCJ · pith_short_16: 7WOTNM2VGJCJ72GZ · pith_short_8: 7WOTNM2V

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/7WOTNM2VGJCJ72GZJMNGVZUUNZ \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: fd9d36b35532449fe8d94b1a6ae6946e679e7c03d3ba424807d014b804bfa6f0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7e3f8c720bc0ec6426f2a0e1f62be28d54a630816c0892d16f22a755ceccfee2",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-09-27T02:42:58Z",
    "title_canon_sha256": "b9ad3ab0eafe32dab8b995c9f32491a3f621310e086483ce4f5a56cbaaa828b2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.12475",
    "kind": "arxiv",
    "version": 2
  }
}