Pith Number

pith:S3Q4TEO4

pith:2025:S3Q4TEO4HQRFJHOXM6UOBLVTRF

not attested not anchored not stored refs pending

Automated Parsing of Engineering Drawings for Structured Information Extraction Using a Fine-tuned Document Understanding Transformer

Jun Ming Tan, Lequn Chen, Muhammad Tayyab Khan, Seung Ki Moon, Wenhe Feng, Zane Yong

arxiv:2505.01530 v3 · 2025-05-02 · cs.CV · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{S3Q4TEO4HQRFJHOXM6UOBLVTRF}

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	2026-07-05T12:03:48.188242Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

96e1c991dc3c22549dd767a8e0aeb3895327441d8d3cfee06a07ac268cd10710

Aliases

arxiv: 2505.01530 · arxiv_version: 2505.01530v3 · doi: 10.48550/arxiv.2505.01530 · pith_short_12: S3Q4TEO4HQRF · pith_short_16: S3Q4TEO4HQRFJHOX · pith_short_8: S3Q4TEO4

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/S3Q4TEO4HQRFJHOXM6UOBLVTRF \
  | 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: 96e1c991dc3c22549dd767a8e0aeb3895327441d8d3cfee06a07ac268cd10710

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c13c82c1c8859997d566a7c94a0732af0f0d351379d92189c71b07abade440b6",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-05-02T18:33:21Z",
    "title_canon_sha256": "699b956743eaf369b6253de095f945be916fdb259a0f098e5b2ef67a522d8fe3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.01530",
    "kind": "arxiv",
    "version": 3
  }
}