Pith Number

pith:HJ4SO7VP

pith:2025:HJ4SO7VPQE2H6AQYFCUPP7UMKV

not attested not anchored not stored refs pending

DrugImproverGPT: A Large Language Model for Drug Optimization with Fine-Tuning via Structured Policy Optimization

Ian Foster, Rick Stevens, Siyu Chen, Songhao Jiang, Xuefeng Liu, Yuxin Chen, Zhuoran Yang

arxiv:2502.07237 v1 · 2025-02-11 · cs.LG · cs.CL · q-bio.BM · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HJ4SO7VPQE2H6AQYFCUPP7UMKV}

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	2026-07-05T10:12:34.722732Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3a79277eaf81347f021828a8f7fe8c556e830b038b30843b14374f9025a5939c

Aliases

arxiv: 2502.07237 · arxiv_version: 2502.07237v1 · doi: 10.48550/arxiv.2502.07237 · pith_short_12: HJ4SO7VPQE2H · pith_short_16: HJ4SO7VPQE2H6AQY · pith_short_8: HJ4SO7VP

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/HJ4SO7VPQE2H6AQYFCUPP7UMKV \
  | 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: 3a79277eaf81347f021828a8f7fe8c556e830b038b30843b14374f9025a5939c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c76a4ca39343d4c7bc40c0093cfe0c47ad37ff4fe6931fb3cb0426028b1bc24e",
    "cross_cats_sorted": [
      "cs.CL",
      "q-bio.BM",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-02-11T04:00:21Z",
    "title_canon_sha256": "899ebf4045fe04570e3f85ceddeaddd6d432a9330f6b65794adb34cd15d56265"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.07237",
    "kind": "arxiv",
    "version": 1
  }
}