Pith Number

pith:4FNLQVZA

pith:2022:4FNLQVZA4ITOBTJSGUWLHKGNVO

not attested not anchored not stored refs pending

Text Mining-Based Patent Analysis for Automated Rule Checking in AEC

Bo-Rui Kang, Jia-Rui Lin, Qi-Tian Yuan, Xin-Zheng Lu, Yu-Cheng Zhou, Zhe Zheng

arxiv:2212.05891 v1 · 2022-12-12 · cs.IR · cs.CL · 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{4FNLQVZA4ITOBTJSGUWLHKGNVO}

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	2026-07-05T05:24:20.599209Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e15ab85720e226e0cd32352cb3a8cdabae6e6b0300fc01aae7ad87470600fd32

Aliases

arxiv: 2212.05891 · arxiv_version: 2212.05891v1 · doi: 10.48550/arxiv.2212.05891 · pith_short_12: 4FNLQVZA4ITO · pith_short_16: 4FNLQVZA4ITOBTJS · pith_short_8: 4FNLQVZA

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/4FNLQVZA4ITOBTJSGUWLHKGNVO \
  | 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: e15ab85720e226e0cd32352cb3a8cdabae6e6b0300fc01aae7ad87470600fd32

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f420e07a0a3ac1749ae4ea1835dfd06b50aab0f413ed8ebdd64fb3b383051036",
    "cross_cats_sorted": [
      "cs.CL",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2022-12-12T13:48:38Z",
    "title_canon_sha256": "8955f2f20c2fb0ed3de202f3880c4120c6709c3f28ef1a4360f7c33bd468300a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2212.05891",
    "kind": "arxiv",
    "version": 1
  }
}