Pith Number

pith:UGSLU2OZ

pith:2013:UGSLU2OZSFUPXWP7LH75OCT33M

not attested not anchored not stored refs pending

Eigenvalues of Non-Regular Linear-Quasirandom Hypergraphs

Dhruv Mubayi, John Lenz

arxiv:1309.3584 v2 · 2013-09-13 · 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{UGSLU2OZSFUPXWP7LH75OCT33M}

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	2026-05-18T02:42:06.160047Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a1a4ba69d99168fbd9ff59ffd70a7bdb3bd29105bfc629ae54dc76e946d339fd

Aliases

arxiv: 1309.3584 · arxiv_version: 1309.3584v2 · doi: 10.48550/arxiv.1309.3584 · pith_short_12: UGSLU2OZSFUP · pith_short_16: UGSLU2OZSFUPXWP7 · pith_short_8: UGSLU2OZ

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/UGSLU2OZSFUPXWP7LH75OCT33M \
  | 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: a1a4ba69d99168fbd9ff59ffd70a7bdb3bd29105bfc629ae54dc76e946d339fd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "37d43a8c479fdaa62a3a27f1b5f664a9e9473b6a5534c695c18623e5de6c0664",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2013-09-13T21:17:18Z",
    "title_canon_sha256": "33cfab2dbd06dd125c79c96cb00a48101c1f178aaae7377eadbbbbc032314b4c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.3584",
    "kind": "arxiv",
    "version": 2
  }
}