Pith Number

pith:53EAZZ4G

pith:2021:53EAZZ4GKAQ4FIXLK3TFHMG5V3

not attested not anchored not stored refs pending

LayoutParser: A Unified Toolkit for Deep Learning Based Document Image Analysis

Benjamin Charles Germain Lee, Jacob Carlson, Melissa Dell, Ruochen Zhang, Weining Li, Zejiang Shen

arxiv:2103.15348 v2 · 2021-03-29 · 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{53EAZZ4GKAQ4FIXLK3TFHMG5V3}

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.

Cited by

2 papers in Pith

RT-DocLayout: Real-Time End-to-End Document Layout Analysis with Reading Order in the Wild

Empirical Evaluation of PDF Parsing and Chunking for Financial Question Answering with RAG

Receipt and verification

First computed	2026-07-05T02:50:45.324589Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eec80ce7865021c2a2eb56e653b0ddaef3315b1a2cce37796c64110dc09676a4

Aliases

arxiv: 2103.15348 · arxiv_version: 2103.15348v2 · doi: 10.48550/arxiv.2103.15348 · pith_short_12: 53EAZZ4GKAQ4 · pith_short_16: 53EAZZ4GKAQ4FIXL · pith_short_8: 53EAZZ4G

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/53EAZZ4GKAQ4FIXLK3TFHMG5V3 \
  | 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: eec80ce7865021c2a2eb56e653b0ddaef3315b1a2cce37796c64110dc09676a4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2ada434254f458fe59142c49bb06e2ff1e69951d0001b7e6817393ff7f83e1f5",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-03-29T05:55:08Z",
    "title_canon_sha256": "c252f28d0cdab426f190951f6677abbf149a66ac4eb7799ad0e745c9394763c6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.15348",
    "kind": "arxiv",
    "version": 2
  }
}