Pith Number

pith:QJKDNZKX

pith:2019:QJKDNZKXO5HDXU52CYE4AHVP46

not attested not anchored not stored refs pending

Labeling, Cutting, Grouping: an Efficient Text Line Segmentation Method for Medieval Manuscripts

Lars V\"ogtlin, Marcus Liwicki, Mathias Seuret, Michele Alberti, Rolf Ingold, Vinaychandran Pondenkandath

arxiv:1906.11894 v2 · 2019-06-11 · 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{QJKDNZKXO5HDXU52CYE4AHVP46}

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	2026-05-17T23:41:52.659180Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

825436e557774e3bd3ba1609c01eafe7a1e08ddaba1c8a118ddf8f1837b3fc65

Aliases

arxiv: 1906.11894 · arxiv_version: 1906.11894v2 · doi: 10.48550/arxiv.1906.11894 · pith_short_12: QJKDNZKXO5HD · pith_short_16: QJKDNZKXO5HDXU52 · pith_short_8: QJKDNZKX

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/QJKDNZKXO5HDXU52CYE4AHVP46 \
  | 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: 825436e557774e3bd3ba1609c01eafe7a1e08ddaba1c8a118ddf8f1837b3fc65

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc621517a22776f4530af65c0ca1c611b30547c5a9b051f92fc6272ed9f47d79",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-06-11T11:06:43Z",
    "title_canon_sha256": "7e8c3885f4ef0a6fa4c8ecb66150d4ffdbd73eac2cb5dc25fe34d47b68a3f34c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.11894",
    "kind": "arxiv",
    "version": 2
  }
}