Pith Number

pith:63BVLHCD

pith:2024:63BVLHCD6J25ADKYGTBKPALHDM

not attested not anchored not stored refs pending

A Comparative Study of PDF Parsing Tools Across Diverse Document Categories

Narayan S. Adhikari, Shradha Agarwal

arxiv:2410.09871 v2 · 2024-10-13 · cs.IR · cs.DL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{63BVLHCD6J25ADKYGTBKPALHDM}

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

Tabular PDF Information Extraction with Local LLMs and Layout-Aware Parsing: A Reliability Evaluation

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

Receipt and verification

First computed	2026-07-05T10:43:40.140431Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f6c3559c43f275d00d5834c2a781671b24911bc7823407dcb4b6d790cbe4dbcd

Aliases

arxiv: 2410.09871 · arxiv_version: 2410.09871v2 · doi: 10.48550/arxiv.2410.09871 · pith_short_12: 63BVLHCD6J25 · pith_short_16: 63BVLHCD6J25ADKY · pith_short_8: 63BVLHCD

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/63BVLHCD6J25ADKYGTBKPALHDM \
  | 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: f6c3559c43f275d00d5834c2a781671b24911bc7823407dcb4b6d790cbe4dbcd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "abc6838b8854b27abb4bc1cdcdc5687f51c5f37eb5b385256f789f483aac42e2",
    "cross_cats_sorted": [
      "cs.DL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2024-10-13T15:11:31Z",
    "title_canon_sha256": "8df3428527f52a5549c1e27e595fa88c6b058f9036f66b917d86658fcaf0b2f6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2410.09871",
    "kind": "arxiv",
    "version": 2
  }
}