Pith Number

pith:NPNCXHEA

pith:2018:NPNCXHEAJQXOEK4SHG4G623PL6

not attested not anchored not stored refs pending

Important Attribute Identification in Knowledge Graph

Chao Wei, Dong Yang, Hongchun Zhang, Shengjie Sun, Xiaonan Meng, Yanxu Chen, Yi Hu

arxiv:1810.05320 v1 · 2018-10-12 · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NPNCXHEAJQXOEK4SHG4G623PL6}

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	2026-05-18T00:03:31.004549Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6bda2b9c804c2ee22b9239b86f6b6f5f8f36cfe0058eabbd18cb1172c19e2fbe

Aliases

arxiv: 1810.05320 · arxiv_version: 1810.05320v1 · doi: 10.48550/arxiv.1810.05320 · pith_short_12: NPNCXHEAJQXO · pith_short_16: NPNCXHEAJQXOEK4S · pith_short_8: NPNCXHEA

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/NPNCXHEAJQXOEK4SHG4G623PL6 \
  | 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: 6bda2b9c804c2ee22b9239b86f6b6f5f8f36cfe0058eabbd18cb1172c19e2fbe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f27788bce65a9250399b80fd9469535f1ed0b9c1df07758df298b2621d2829b7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-10-12T02:19:42Z",
    "title_canon_sha256": "61daf9fd41d225e63e8e08ea98e9de51c765d7a5766c66b9c198d6ec8eb2fccd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.05320",
    "kind": "arxiv",
    "version": 1
  }
}