Pith Number

pith:OETNEQ3Z

pith:2018:OETNEQ3ZB6OW4D6WBZWADDT75E

not attested not anchored not stored refs pending

Bench-Marking Information Extraction in Semi-Structured Historical Handwritten Records

Animesh Prasad, Gundram Leifert, Herv\'e D\'ejean, Jean-Luc Meunier, Johannes Michael, Max Weidemann

arxiv:1807.06270 v1 · 2018-07-17 · cs.CV · 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{OETNEQ3ZB6OW4D6WBZWADDT75E}

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	2026-05-18T00:10:33.524851Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7126d243790f9d6e0fd60e6c018e7fe92076046dff4929c9db59b84266b73c38

Aliases

arxiv: 1807.06270 · arxiv_version: 1807.06270v1 · doi: 10.48550/arxiv.1807.06270 · pith_short_12: OETNEQ3ZB6OW · pith_short_16: OETNEQ3ZB6OW4D6W · pith_short_8: OETNEQ3Z

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/OETNEQ3ZB6OW4D6WBZWADDT75E \
  | 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: 7126d243790f9d6e0fd60e6c018e7fe92076046dff4929c9db59b84266b73c38

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "316f2ca96f53ba739147bbd3593130ed9be55d4ef92993de9b4109727c579f94",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-07-17T08:13:19Z",
    "title_canon_sha256": "95c4473c8f3c599d3da768aed3d20f9e0dc7613cf9048c09d455e5aa1a9d638b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.06270",
    "kind": "arxiv",
    "version": 1
  }
}