Pith Number

pith:7UEUOPZO

pith:2026:7UEUOPZOYVZOJPY5AGT2QEUY66

not attested not anchored not stored refs pending

Synthetic Data Alone is Enough? Rethinking Data Scarcity in Pediatric Rare Disease Recognition

Erin Lou, Ganlin Feng, Lianghong Chen, Pingzhao Hu, Wei Xu, Yuxi Long, Zihao Jing

arxiv:2605.22767 v1 · 2026-05-21 · 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{7UEUOPZOYVZOJPY5AGT2QEUY66}

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	2026-05-22T02:04:54.112114Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd09473f2ec572e4bf1d01a7a81298f788a7be799ee9697909e1a76449d96d6a

Aliases

arxiv: 2605.22767 · arxiv_version: 2605.22767v1 · doi: 10.48550/arxiv.2605.22767 · pith_short_12: 7UEUOPZOYVZO · pith_short_16: 7UEUOPZOYVZOJPY5 · pith_short_8: 7UEUOPZO

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/7UEUOPZOYVZOJPY5AGT2QEUY66 \
  | 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: fd09473f2ec572e4bf1d01a7a81298f788a7be799ee9697909e1a76449d96d6a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fba86b8274d53eab4fcb7105ea984f47f27f025daad162b72e294d0b4829323e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-05-21T17:28:11Z",
    "title_canon_sha256": "2ae4c03e3d1dda1310f535dc6108b91af3afa0dc7788f1faad8fac281667be55"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.22767",
    "kind": "arxiv",
    "version": 1
  }
}