Pith Number

pith:ZRMAM2AU

pith:2013:ZRMAM2AU6UNFRHBQBZUTCGC3LX

not attested not anchored not stored refs pending

Equilateral L-Contact Graphs

Stephen Kobourov, Steven Chaplick, Torsten Ueckerdt

arxiv:1303.1279 v1 · 2013-03-06 · cs.CG · cs.DM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZRMAM2AU6UNFRHBQBZUTCGC3LX}

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	2026-05-18T03:31:44.006028Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cc58066814f51a589c300e6931185b5def158fb43c6c50a60e13a7ed74b3ee98

Aliases

arxiv: 1303.1279 · arxiv_version: 1303.1279v1 · doi: 10.48550/arxiv.1303.1279 · pith_short_12: ZRMAM2AU6UNF · pith_short_16: ZRMAM2AU6UNFRHBQ · pith_short_8: ZRMAM2AU

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/ZRMAM2AU6UNFRHBQBZUTCGC3LX \
  | 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: cc58066814f51a589c300e6931185b5def158fb43c6c50a60e13a7ed74b3ee98

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fae604012069ae3feb1a469b8148c10f67fb4e4d7ae01e83a6b3d3428ecf11e8",
    "cross_cats_sorted": [
      "cs.DM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2013-03-06T09:11:08Z",
    "title_canon_sha256": "5911407b01dc1b36306c32a658a3a02a222a6efc67a5e95f07283ca7be625a9a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.1279",
    "kind": "arxiv",
    "version": 1
  }
}