Pith Number

pith:QH66CIWV

pith:2025:QH66CIWV5T3PSSPVUOBOD3UBEE

not attested not anchored not stored refs pending

Structure-Aware Compound-Protein Affinity Prediction via Graph Neural Network with Group Lasso Regularization

Jie Zhang, Kun Huang, Pathum Weerawarna, Timothy Richardson, Yang Wang, Yijie Wang, Zanyu Shi

arxiv:2507.03318 v2 · 2025-07-04 · cs.LG · 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{QH66CIWV5T3PSSPVUOBOD3UBEE}

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	2026-05-29T01:04:35.395682Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81fde122d5ecf6f949f5a382e1ee812120fbd5ba8d554b061c36e5fa82dacb96

Aliases

arxiv: 2507.03318 · arxiv_version: 2507.03318v2 · doi: 10.48550/arxiv.2507.03318 · pith_short_12: QH66CIWV5T3P · pith_short_16: QH66CIWV5T3PSSPV · pith_short_8: QH66CIWV

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/QH66CIWV5T3PSSPVUOBOD3UBEE \
  | 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: 81fde122d5ecf6f949f5a382e1ee812120fbd5ba8d554b061c36e5fa82dacb96

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cd0aad52ec61fe9373d2b6e1a928a5b4cf9f052f0ad11b134258b5fcf9046dc2",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-07-04T06:12:18Z",
    "title_canon_sha256": "ac5f7f2d90a7d73b3c1c3d3887df942e274eb2d60647b544e3c416e29a92e3ab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.03318",
    "kind": "arxiv",
    "version": 2
  }
}