Pith Number

pith:7CWRI3VF

pith:2023:7CWRI3VFPSXQYIHJLJNLGYL6IQ

not attested not anchored not stored refs pending

On Evaluation of Document Classification using RVL-CDIP

Gordon Lim, Kevin Leach, Stefan Larson

arxiv:2306.12550 v1 · 2023-06-21 · 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{7CWRI3VFPSXQYIHJLJNLGYL6IQ}

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	2026-07-05T06:23:39.767307Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f8ad146ea57caf0c20e95a5ab3617e4429ef3a1150fab21b367bf38d2504ae09

Aliases

arxiv: 2306.12550 · arxiv_version: 2306.12550v1 · doi: 10.48550/arxiv.2306.12550 · pith_short_12: 7CWRI3VFPSXQ · pith_short_16: 7CWRI3VFPSXQYIHJ · pith_short_8: 7CWRI3VF

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/7CWRI3VFPSXQYIHJLJNLGYL6IQ \
  | 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: f8ad146ea57caf0c20e95a5ab3617e4429ef3a1150fab21b367bf38d2504ae09

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "89f5ea4c544d65737c7362eb8b9af33e863cdeb2dfa9f4c12e3d1bbf01682502",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2023-06-21T20:32:22Z",
    "title_canon_sha256": "8f5ba6df4e27a6af58662fc4ada368cdcdd2d2b858c0171a270abd501df2af0f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2306.12550",
    "kind": "arxiv",
    "version": 1
  }
}