Pith Number

pith:KVGZ2VXO

pith:2025:KVGZ2VXOTYMCRP4DHHW7IEFSPO

not attested not anchored not stored refs pending

Automated Hierarchical Graph Construction for Multi-source Electronic Health Records

Doudou Zhou, Junwei Lu, Tianxi Cai, Yinjie Wang, Yue Liu

arxiv:2509.06576 v1 · 2025-09-08 · stat.ML · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KVGZ2VXOTYMCRP4DHHW7IEFSPO}

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	2026-07-05T12:06:38.521054Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

554d9d56ee9e1828bf8339edf410b27bbac114c22709ba4c138e7dd034c899c2

Aliases

arxiv: 2509.06576 · arxiv_version: 2509.06576v1 · doi: 10.48550/arxiv.2509.06576 · pith_short_12: KVGZ2VXOTYMC · pith_short_16: KVGZ2VXOTYMCRP4D · pith_short_8: KVGZ2VXO

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/KVGZ2VXOTYMCRP4DHHW7IEFSPO \
  | 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: 554d9d56ee9e1828bf8339edf410b27bbac114c22709ba4c138e7dd034c899c2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e463690d91cbf8f678ff4911ab46efc65f1f559cc5d84cb6fa093dc8f841d52d",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2025-09-08T11:45:59Z",
    "title_canon_sha256": "2be97265d7dce3f994db4772bec4ed2030654332bed994b6094d210d54b57a46"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.06576",
    "kind": "arxiv",
    "version": 1
  }
}