Pith Number

pith:BXW522OQ

pith:2018:BXW522OQ3VCJTKUZQLKAVOWYYG

not attested not anchored not stored refs pending

System Description of CITlab's Recognition & Retrieval Engine for ICDAR2017 Competition on Information Extraction in Historical Handwritten Records

Gundram Leifert, Johannes Michael, Max Weidemann, Roger Labahn, Tobias Gr\"uning, Tobias Strau{\ss}

arxiv:1804.09943 v1 · 2018-04-26 · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BXW522OQ3VCJTKUZQLKAVOWYYG}

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	2026-05-18T00:17:25.674945Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0deddd69d0dd4499aa9982d40abad8c1896deeb3ae247da3f8a8a9e3f84dae66

Aliases

arxiv: 1804.09943 · arxiv_version: 1804.09943v1 · doi: 10.48550/arxiv.1804.09943 · pith_short_12: BXW522OQ3VCJ · pith_short_16: BXW522OQ3VCJTKUZ · pith_short_8: BXW522OQ

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/BXW522OQ3VCJTKUZQLKAVOWYYG \
  | 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: 0deddd69d0dd4499aa9982d40abad8c1896deeb3ae247da3f8a8a9e3f84dae66

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b6e7fb812ddc4cd6c1e780da13666faa5339314d99345d085aa6440e64864717",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2018-04-26T08:52:19Z",
    "title_canon_sha256": "7927ba4f01dfa30f442dafd3d883a60637f25fd8ef358d254032992bd21df82b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.09943",
    "kind": "arxiv",
    "version": 1
  }
}