Pith Number

pith:VXMMKZBI

pith:2018:VXMMKZBIU446O54HG2VI6ZTUPJ

not attested not anchored not stored refs pending

A Size Condition for Diameter Two Orientable Graphs

\'Eva Czabarka, Garner Cochran, L\'aszl\'o Sz\'ekely, Peter Dankelmann

arxiv:1808.08996 v1 · 2018-08-27 · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VXMMKZBIU446O54HG2VI6ZTUPJ}

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	2026-05-18T00:07:04.942083Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

add8c56428a739e7778736aa8f66747a4ea7322043dec99be9e578284b3c57bb

Aliases

arxiv: 1808.08996 · arxiv_version: 1808.08996v1 · doi: 10.48550/arxiv.1808.08996 · pith_short_12: VXMMKZBIU446 · pith_short_16: VXMMKZBIU446O54H · pith_short_8: VXMMKZBI

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/VXMMKZBIU446O54HG2VI6ZTUPJ \
  | 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: add8c56428a739e7778736aa8f66747a4ea7322043dec99be9e578284b3c57bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4f7029642da317fee6e775777b824af97795133918c79c5bef805d0b3641beb1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2018-08-27T19:03:00Z",
    "title_canon_sha256": "095045c1377359384a049596ee7d28913b4d6a7a6838c387e47919e2d9f0ca3f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.08996",
    "kind": "arxiv",
    "version": 1
  }
}