Pith Number

pith:IXNCPSXX

pith:2025:IXNCPSXX4A4V6NR5AJ5ZPPTMYE

not attested not anchored not stored refs pending

UST-GNN: A Unified Spatial--Topological Graph Neural Network Framework for Urban Analytics--Demonstrated through a Case Study on Urban Health Prediction

Cai Wu, Daniele Quercia, Ivica Obadic, Minwei Zhao, Sanja Scepanovic, Stephen Law

arxiv:2504.04739 v3 · 2025-04-07 · cs.LG · cs.CY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IXNCPSXX4A4V6NR5AJ5ZPPTMYE}

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	2026-06-19T16:11:10.527568Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

45da27caf7e0395f363d027b97be6cc115c54be066a3d798c3d758c831a0144d

Aliases

arxiv: 2504.04739 · arxiv_version: 2504.04739v3 · doi: 10.48550/arxiv.2504.04739 · pith_short_12: IXNCPSXX4A4V · pith_short_16: IXNCPSXX4A4V6NR5 · pith_short_8: IXNCPSXX

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/IXNCPSXX4A4V6NR5AJ5ZPPTMYE \
  | 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: 45da27caf7e0395f363d027b97be6cc115c54be066a3d798c3d758c831a0144d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bfaa6593cb7a3d59775dbbad6512783d11e5c701aa100c72232717686ba801c1",
    "cross_cats_sorted": [
      "cs.CY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-04-07T05:35:16Z",
    "title_canon_sha256": "6be38187aa4cb89fa34b316e338aaab25301a356b377a0b6fa942d19d8d56e24"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.04739",
    "kind": "arxiv",
    "version": 3
  }
}