Pith Number

pith:RVUANX4D

pith:2018:RVUANX4D5CYKE6GQZ4MXBAF6MO

not attested not anchored not stored refs pending

On the sizes of $k$-edge-maximal $r$-uniform hypergraphs

Hong-Jian Lai, Jixiang Meng, Liqiong Xu, Yingzhi Tian

arxiv:1802.08843 v3 · 2018-02-24 · 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{RVUANX4D5CYKE6GQZ4MXBAF6MO}

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	2026-05-18T00:10:38.386830Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d6806df83e8b0a278d0cf197080be63b816064320af89f3bfb2be4fb3460351

Aliases

arxiv: 1802.08843 · arxiv_version: 1802.08843v3 · doi: 10.48550/arxiv.1802.08843 · pith_short_12: RVUANX4D5CYK · pith_short_16: RVUANX4D5CYKE6GQ · pith_short_8: RVUANX4D

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/RVUANX4D5CYKE6GQZ4MXBAF6MO \
  | 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: 8d6806df83e8b0a278d0cf197080be63b816064320af89f3bfb2be4fb3460351

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7df3f70d7f6075406da2ca72ed86561e28c02bb345d0a974be251f9cc7cec022",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2018-02-24T12:48:27Z",
    "title_canon_sha256": "aad22f91752ad3b19fec50ea99b79dc8c57138621bd55b73009f33e8fb097ac2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.08843",
    "kind": "arxiv",
    "version": 3
  }
}