Pith Number

pith:2ZDU4UOY

pith:2026:2ZDU4UOYXM3I7N62LYASY4HUEY

not attested not anchored not stored refs pending

DUCX: Decomposing Unfairness in Tool-Using Chest X-ray Agents

Ruinan Jin, Xiaoxiao Li, Zikang Xu

arxiv:2603.00777 v2 · 2026-02-28 · 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{2ZDU4UOYXM3I7N62LYASY4HUEY}

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	2026-05-26T02:04:07.573932Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d6474e51d8bb368fb7da5e012c70f42619ad5a3393e2c406bf6fdeee4623ddcb

Aliases

arxiv: 2603.00777 · arxiv_version: 2603.00777v2 · doi: 10.48550/arxiv.2603.00777 · pith_short_12: 2ZDU4UOYXM3I · pith_short_16: 2ZDU4UOYXM3I7N62 · pith_short_8: 2ZDU4UOY

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/2ZDU4UOYXM3I7N62LYASY4HUEY \
  | 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: d6474e51d8bb368fb7da5e012c70f42619ad5a3393e2c406bf6fdeee4623ddcb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad9c1faa7933eaf1902ee35fdd7bc5b453dc958d16e2fdb8bb1551ee79e586bf",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-02-28T18:46:45Z",
    "title_canon_sha256": "51020c3b94444f5f5a9b74e07d889c1107665599e671046b2d135b9322a58ead"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2603.00777",
    "kind": "arxiv",
    "version": 2
  }
}