Pith Number

pith:Z2JV37S2

pith:2026:Z2JV37S2VO4SDOO7CRX7OC7UVY

not attested not anchored not stored refs pending

A Benchmark of State-Space Models vs. Transformers and BiLSTM-based Models for Historical Newspaper OCR

Cl\'ement Chatelain, Merveilles Agbeti-Messan, Pierrick Tranouez, St\'ephane Nicolas, Thierry Paquet

arxiv:2604.00725 v2 · 2026-04-01 · cs.CV · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Z2JV37S2VO4SDOO7CRX7OC7UVY}

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	2026-06-24T01:15:02.570225Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ce935dfe5aabb921b9df146ff70bf4ae39f213245dfc8527e7ac9b298b510983

Aliases

arxiv: 2604.00725 · arxiv_version: 2604.00725v2 · doi: 10.48550/arxiv.2604.00725 · pith_short_12: Z2JV37S2VO4S · pith_short_16: Z2JV37S2VO4SDOO7 · pith_short_8: Z2JV37S2

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/Z2JV37S2VO4SDOO7CRX7OC7UVY \
  | 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: ce935dfe5aabb921b9df146ff70bf4ae39f213245dfc8527e7ac9b298b510983

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4f4880dd252c517b4731b292434c1c0a740b2475123573f2cf428a3f8f0cf5b1",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-04-01T10:33:33Z",
    "title_canon_sha256": "1afe7f954897ef8b6b5868de7f4414132b76454b046840ed01cc74e41b9ec886"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2604.00725",
    "kind": "arxiv",
    "version": 2
  }
}