Pith Number

pith:324ENFY4

pith:2025:324ENFY4EQOPNRZJX5OMDNUBWH

not attested not anchored not stored refs pending

Large Language Model for Extracting Complex Contract Information in Industrial Scenes

Silong Dai, Yanjun Li, Yunyang Cao

arxiv:2507.06539 v2 · 2025-07-09 · 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{324ENFY4EQOPNRZJX5OMDNUBWH}

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	2026-07-05T11:34:54.113606Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

deb846971c241cf6c729bf5cc1b681b1c7097a831276fcfd3e0d246126f480ce

Aliases

arxiv: 2507.06539 · arxiv_version: 2507.06539v2 · doi: 10.48550/arxiv.2507.06539 · pith_short_12: 324ENFY4EQOP · pith_short_16: 324ENFY4EQOPNRZJ · pith_short_8: 324ENFY4

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/324ENFY4EQOPNRZJX5OMDNUBWH \
  | 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: deb846971c241cf6c729bf5cc1b681b1c7097a831276fcfd3e0d246126f480ce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4e43ef54720c3afac53b8e2a50d8d9c8710db85d5523ceb29b7d452c63dd8853",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-07-09T04:46:31Z",
    "title_canon_sha256": "e78d36a59900582652e55bf68b0d4d6ea485d19f951a6ba3dc7def74692a76f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.06539",
    "kind": "arxiv",
    "version": 2
  }
}