Pith Number

pith:HQ7K25NS

pith:2026:HQ7K25NSDLRZP7OA6D4GP4PL4Y

not attested not anchored not stored refs pending

Who Gets Missed in the Tail? Thresholded Subgroup Underdiagnosis in Long-Tailed Chest X-ray Classification

Dang P. M. Cao, Ha-Hieu Pham, Hai-Dang Nguyen, Huy-Hieu Pham, Min Xu, Thanh-Huy Nguyen, Trung-Nghia Le, Ulas Bagci

arxiv:2607.07717 v1 · 2026-07-04 · cs.LG · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HQ7K25NSDLRZP7OA6D4GP4PL4Y}

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	2026-07-10T00:18:47.149061Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3c3ead75b21ae397fdc0f0f867f1ebe6195a566b962e2af9edd7427d0e49c307

Aliases

arxiv: 2607.07717 · arxiv_version: 2607.07717v1 · doi: 10.48550/arxiv.2607.07717 · pith_short_12: HQ7K25NSDLRZ · pith_short_16: HQ7K25NSDLRZP7OA · pith_short_8: HQ7K25NS

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/HQ7K25NSDLRZP7OA6D4GP4PL4Y \
  | 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: 3c3ead75b21ae397fdc0f0f867f1ebe6195a566b962e2af9edd7427d0e49c307

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a3490664deba0e59790db04102d24a360b873a1de6bdfec11ac0a067b4be220",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-07-04T10:30:32Z",
    "title_canon_sha256": "06ac7e4852d9cdc9b388be39c6d6deef91d39ccc8a34859c465b2ab3f54574ae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.07717",
    "kind": "arxiv",
    "version": 1
  }
}