Pith Number

pith:4ANRVNI4

pith:2019:4ANRVNI4BBN3LTQWP3NBLACUGX

not attested not anchored not stored refs pending

Can we trust deep learning models diagnosis? The impact of domain shift in chest radiograph classification

Eduardo H. P. Pooch, Pedro L. Ballester, Rodrigo C. Barros

arxiv:1909.01940 v2 · 2019-09-03 · eess.IV · cs.AI · cs.CV · 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{4ANRVNI4BBN3LTQWP3NBLACUGX}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

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.

Receipt and verification

First computed	2026-07-05T10:56:03.051737Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e01b1ab51c085bb5ce167eda15805435e382fff9da1ae1e10f2b283922f61331

Aliases

arxiv: 1909.01940 · arxiv_version: 1909.01940v2 · doi: 10.48550/arxiv.1909.01940 · pith_short_12: 4ANRVNI4BBN3 · pith_short_16: 4ANRVNI4BBN3LTQW · pith_short_8: 4ANRVNI4

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/4ANRVNI4BBN3LTQWP3NBLACUGX \
  | 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: e01b1ab51c085bb5ce167eda15805435e382fff9da1ae1e10f2b283922f61331

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "836c40b8bb06cbd4acc5f047fe087245c07c7a36ee7ae29b404ac6b797dff961",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CV",
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2019-09-03T14:03:55Z",
    "title_canon_sha256": "44e135037a1ab72e389737dc92598c4884043773522ebbdc204512fb1a269560"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.01940",
    "kind": "arxiv",
    "version": 2
  }
}