Pith Number

pith:4QVXJM6H

pith:2021:4QVXJM6HCKENLFTOI2MRXM7VI2

not attested not anchored not stored refs pending

NOTE: Solution for KDD-CUP 2021 WikiKG90M-LSC

Huijuan Wang, Hui Zhong, Shikun Feng, Siming Dai, Weiyue Su, Yunsheng Shi, Zeyang Fang, Zeyu Chen, Zhengjie Huang

arxiv:2107.01892 v1 · 2021-07-05 · cs.IR · 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{4QVXJM6HCKENLFTOI2MRXM7VI2}

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	2026-07-05T02:55:01.616770Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e42b74b3c71288d5966e46991bb3f5468fac4f0d548bc5e2ce307cd0ffffcb7c

Aliases

arxiv: 2107.01892 · arxiv_version: 2107.01892v1 · doi: 10.48550/arxiv.2107.01892 · pith_short_12: 4QVXJM6HCKEN · pith_short_16: 4QVXJM6HCKENLFTO · pith_short_8: 4QVXJM6H

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/4QVXJM6HCKENLFTOI2MRXM7VI2 \
  | 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: e42b74b3c71288d5966e46991bb3f5468fac4f0d548bc5e2ce307cd0ffffcb7c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "58575f53f1af53b141f06825991a49720fd4433f198d41e89ae3d4b9a5ab0120",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2021-07-05T09:30:24Z",
    "title_canon_sha256": "e561f76b220af780fde723c6608c1826a140effa193bef6d7c275f4455a8f263"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.01892",
    "kind": "arxiv",
    "version": 1
  }
}