Pith Number

pith:KXKHCIZI

pith:2012:KXKHCIZIAXEUIVN42JWWPI5SEC

not attested not anchored not stored refs pending

Half domination arrangements in regular and semi-regular tessellation type graphs

Eugen J. Ionascu

arxiv:1201.4624 v1 · 2012-01-23 · math.CO · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KXKHCIZIAXEUIVN42JWWPI5SEC}

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	2026-05-18T02:25:11.232680Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

55d471232805c94455bcd26d67a3b22095b1b55c4384657209a92f30058225a1

Aliases

arxiv: 1201.4624 · arxiv_version: 1201.4624v1 · doi: 10.48550/arxiv.1201.4624 · pith_short_12: KXKHCIZIAXEU · pith_short_16: KXKHCIZIAXEUIVN4 · pith_short_8: KXKHCIZI

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/KXKHCIZIAXEUIVN42JWWPI5SEC \
  | 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: 55d471232805c94455bcd26d67a3b22095b1b55c4384657209a92f30058225a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6f6c48bd307f76de2538f6d306a03f9594d947288b24619820acc78722d8a447",
    "cross_cats_sorted": [
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2012-01-23T02:42:38Z",
    "title_canon_sha256": "e1617bc3b276db00279f49fa7d4c572f74f83f0fe7e714b453cbd4bcf95206ed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.4624",
    "kind": "arxiv",
    "version": 1
  }
}