Pith Number

pith:JUBQAJIA

pith:2011:JUBQAJIA33NDEWX72W4VAGUEDB

not attested not anchored not stored refs pending

Families of Small Regular Graphs of Girth 5

C. Balbuena, D. Labbate, G. Araujo-Pardo, M. Abreu

arxiv:1111.3277 v1 · 2011-11-14 · 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{JUBQAJIA33NDEWX72W4VAGUEDB}

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	2026-05-18T02:29:39.455878Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4d03002500deda325affd5b9501a84187f5572a98e8592c869fee8b311f35c8e

Aliases

arxiv: 1111.3277 · arxiv_version: 1111.3277v1 · doi: 10.48550/arxiv.1111.3277 · pith_short_12: JUBQAJIA33ND · pith_short_16: JUBQAJIA33NDEWX7 · pith_short_8: JUBQAJIA

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/JUBQAJIA33NDEWX72W4VAGUEDB \
  | 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: 4d03002500deda325affd5b9501a84187f5572a98e8592c869fee8b311f35c8e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6ff6d681d7b8ada2d06abb95369e4ea9f7964d540bca625fbaf79a40ea1f113e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2011-11-14T16:46:46Z",
    "title_canon_sha256": "6b180fa7da0a0370d813ed32ce9304930c35dd3935e7a3b9fb438f81700e1927"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.3277",
    "kind": "arxiv",
    "version": 1
  }
}