Pith Number

pith:EJ7NGK5I

pith:2010:EJ7NGK5IJM7IR6UFE4REV5P5Y5

not attested not anchored not stored refs pending

Locally-finite connected-homogeneous digraphs

Robert Gray, Rognvaldur G. Moller

arxiv:1011.6208 v1 · 2010-11-29 · math.CO · math.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EJ7NGK5IJM7IR6UFE4REV5P5Y5}

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	2026-05-18T04:34:36.212008Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

227ed32ba84b3e88fa8527224af5fdc75341badef02ca1224f3ac9a62487476d

Aliases

arxiv: 1011.6208 · arxiv_version: 1011.6208v1 · doi: 10.48550/arxiv.1011.6208 · pith_short_12: EJ7NGK5IJM7I · pith_short_16: EJ7NGK5IJM7IR6UF · pith_short_8: EJ7NGK5I

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/EJ7NGK5IJM7IR6UFE4REV5P5Y5 \
  | 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: 227ed32ba84b3e88fa8527224af5fdc75341badef02ca1224f3ac9a62487476d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "806c371202fd9222c1d92b468bd3cf2291780aeb6723c593e372515dfcf9dace",
    "cross_cats_sorted": [
      "math.GR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2010-11-29T12:00:24Z",
    "title_canon_sha256": "688a9c82c0c8ad5ede74ad9303dd296f5f212f1c2feecd4cd3877b84dd6c4b88"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1011.6208",
    "kind": "arxiv",
    "version": 1
  }
}