Pith Number

pith:4WRANXZV

pith:2025:4WRANXZVX2EVVLHQW5CJRP5O26

not attested not anchored not stored refs pending

Extracting OPQRST in Electronic Health Records using Large Language Models with Reasoning

Abhibha Gupta, Adam Frisch, Daqing He, Zhimeng Luo

arxiv:2509.01885 v1 · 2025-09-02 · 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{4WRANXZVX2EVVLHQW5CJRP5O26}

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	2026-07-05T12:03:10.469863Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e5a206df35be895aacf0b74498bfaed7933bf473b6971159ae64e7f8d8dd7d19

Aliases

arxiv: 2509.01885 · arxiv_version: 2509.01885v1 · doi: 10.48550/arxiv.2509.01885 · pith_short_12: 4WRANXZVX2EV · pith_short_16: 4WRANXZVX2EVVLHQ · pith_short_8: 4WRANXZV

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/4WRANXZVX2EVVLHQW5CJRP5O26 \
  | 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: e5a206df35be895aacf0b74498bfaed7933bf473b6971159ae64e7f8d8dd7d19

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "22e5dfbb5630ac3e5b3b52cfe016e7ef6109c3e9e548af6b9be80cff3ef588e8",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-09-02T02:21:02Z",
    "title_canon_sha256": "addef90a0886002262b0852f452c1311380243e11f2ecd883976ae2b7ed365f1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.01885",
    "kind": "arxiv",
    "version": 1
  }
}