Pith Number

pith:VDM2KSKB

pith:2008:VDM2KSKBQJVYBJ45ZPRUZ4E2DB

not attested not anchored not stored refs pending

On Mean Distance and Girth

Mekkia Kouider, Siham Bekkai

arxiv:0806.1438 v2 · 2008-06-09 · 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{VDM2KSKBQJVYBJ45ZPRUZ4E2DB}

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	2026-05-18T03:37:19.288842Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a8d9a54941826b80a79dcbe34cf09a18550593017fd719c5e2641e661c31e408

Aliases

arxiv: 0806.1438 · arxiv_version: 0806.1438v2 · doi: 10.48550/arxiv.0806.1438 · pith_short_12: VDM2KSKBQJVY · pith_short_16: VDM2KSKBQJVYBJ45 · pith_short_8: VDM2KSKB

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/VDM2KSKBQJVYBJ45ZPRUZ4E2DB \
  | 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: a8d9a54941826b80a79dcbe34cf09a18550593017fd719c5e2641e661c31e408

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0bc69cc3ff3ffca9d68ef73fed2ebbb1e05631168389f8a8b4d3ec41ec1aef8c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2008-06-09T12:15:28Z",
    "title_canon_sha256": "50d0097656c120a59ed8906f1384a91b7246f57b66dc84dfc04ac523592f689b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0806.1438",
    "kind": "arxiv",
    "version": 2
  }
}