Pith Number

pith:X32D5RID

pith:2015:X32D5RIDQ4ZGPMNIP3RVJWNDIK

not attested not anchored not stored refs pending

Mixed Map Labeling

Frank Staals, Maarten L\"offler, Martin N\"ollenburg

arxiv:1501.06813 v1 · 2015-01-27 · cs.CG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{X32D5RIDQ4ZGPMNIP3RVJWNDIK}

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	2026-05-18T02:28:32.568035Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bef43ec503873267b1a87ee354d9a342aa71ec4704917f81f24dbbcffc9d6590

Aliases

arxiv: 1501.06813 · arxiv_version: 1501.06813v1 · doi: 10.48550/arxiv.1501.06813 · pith_short_12: X32D5RIDQ4ZG · pith_short_16: X32D5RIDQ4ZGPMNI · pith_short_8: X32D5RID

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/X32D5RIDQ4ZGPMNIP3RVJWNDIK \
  | 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: bef43ec503873267b1a87ee354d9a342aa71ec4704917f81f24dbbcffc9d6590

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ea9a99921c2f6f1889a596fbaf4619cce8065ea17c6e125b158564146821ce96",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2015-01-27T16:40:19Z",
    "title_canon_sha256": "54887b2e47be32427fc4c76c01fbad2468273fd83fe1b065ccfe37169d23a521"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.06813",
    "kind": "arxiv",
    "version": 1
  }
}