Pith Number

pith:EZIDBAFE

pith:2013:EZIDBAFE23EBFFFJVWW6D4PLKU

not attested not anchored not stored refs pending

A Three-Dimensional Laguerre Geometry and Its Visualization

Hans Havlicek, Klaus List

arxiv:1304.0223 v1 · 2013-03-31 · math.AG · math.RA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EZIDBAFE23EBFFFJVWW6D4PLKU}

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	2026-05-18T03:29:25.638220Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

26503080a4d6c81294a9adade1f1eb5508d94f64ba7be2b1ba78825027da17a4

Aliases

arxiv: 1304.0223 · arxiv_version: 1304.0223v1 · doi: 10.48550/arxiv.1304.0223 · pith_short_12: EZIDBAFE23EB · pith_short_16: EZIDBAFE23EBFFFJ · pith_short_8: EZIDBAFE

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/EZIDBAFE23EBFFFJVWW6D4PLKU \
  | 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: 26503080a4d6c81294a9adade1f1eb5508d94f64ba7be2b1ba78825027da17a4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a6f74f5746184fafb137c8838d8b0db4df713f99ff2033ede04cb7239733ad32",
    "cross_cats_sorted": [
      "math.RA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2013-03-31T16:34:27Z",
    "title_canon_sha256": "a4b1df48c670c7da7b399ae6cd1aeb7b8a75489a939909f2a27186d4d4df5624"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.0223",
    "kind": "arxiv",
    "version": 1
  }
}