Pith Number

pith:2AAO76KF

pith:2026:2AAO76KFEBUVRGLMPCISCYZNKV

not attested not anchored not stored refs pending

Condition-Gated Reasoning for Context-Dependent Biomedical Question Answering

Chih-Hsuan Wei, Jash Rajesh Parekh, Jiawei Han, Joey Chan, Pengcheng Jiang, Rezarta Islamaj, Robert Leaman, Wonbin Kweon, Zhiyong Lu, Zhizheng Wang

arxiv:2602.17911 v3 · 2026-02-20 · cs.CL · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2AAO76KFEBUVRGLMPCISCYZNKV}

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	2026-06-09T01:04:41.491605Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d000eff945206958996c789121632d55592192fd54ac160cb4be105a09ff24c9

Aliases

arxiv: 2602.17911 · arxiv_version: 2602.17911v3 · doi: 10.48550/arxiv.2602.17911 · pith_short_12: 2AAO76KFEBUV · pith_short_16: 2AAO76KFEBUVRGLM · pith_short_8: 2AAO76KF

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/2AAO76KFEBUVRGLMPCISCYZNKV \
  | 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: d000eff945206958996c789121632d55592192fd54ac160cb4be105a09ff24c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9d47d5b12ea366c0fc21bd2224fe43bb0b8f9ee4b53b84881b2801335e5986da",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-02-20T00:17:14Z",
    "title_canon_sha256": "db801f425a5ba96c2a180fd15c5f3c485776f35c7ff549866f513269aa68b057"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2602.17911",
    "kind": "arxiv",
    "version": 3
  }
}