Pith Number

pith:UJZSEAJ7

pith:2018:UJZSEAJ7372IX5OVLHMUG4U2SC

not attested not anchored not stored refs pending

Nearly-Regular Hypergraphs and Saturation of Berge Stars

Bethany Austhof, Sean English

arxiv:1812.00472 v1 · 2018-12-02 · 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{UJZSEAJ7372IX5OVLHMUG4U2SC}

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	2026-05-17T23:59:21.247598Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a27322013fdff48bf5d559d943729a90a6520c3f424774cfe18875a170923f83

Aliases

arxiv: 1812.00472 · arxiv_version: 1812.00472v1 · doi: 10.48550/arxiv.1812.00472 · pith_short_12: UJZSEAJ7372I · pith_short_16: UJZSEAJ7372IX5OV · pith_short_8: UJZSEAJ7

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/UJZSEAJ7372IX5OVLHMUG4U2SC \
  | 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: a27322013fdff48bf5d559d943729a90a6520c3f424774cfe18875a170923f83

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "842f19d09ce01acf0cf533482f73a0d82090b684e1810a42694907573ff25a86",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2018-12-02T21:44:36Z",
    "title_canon_sha256": "b318f188c071cc905af8c9bcd113709c8cb3851faaf46758f5f942cbcc1e7af6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.00472",
    "kind": "arxiv",
    "version": 1
  }
}