Pith Number

pith:XEAGO4SQ

pith:2018:XEAGO4SQC7UACNSLAVKIFQZG4I

not attested not anchored not stored refs pending

General lemmas for Berge-Tur\'an hypergraph problems

Abhishek Methuku, Cory Palmer, D\'aniel Gerbner

arxiv:1808.10842 v1 · 2018-08-31 · 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{XEAGO4SQC7UACNSLAVKIFQZG4I}

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	2026-05-18T00:06:44.466128Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b90067725017e801364b055482c326e21f14b0b50e291468f6162dbe89d69b12

Aliases

arxiv: 1808.10842 · arxiv_version: 1808.10842v1 · doi: 10.48550/arxiv.1808.10842 · pith_short_12: XEAGO4SQC7UA · pith_short_16: XEAGO4SQC7UACNSL · pith_short_8: XEAGO4SQ

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/XEAGO4SQC7UACNSLAVKIFQZG4I \
  | 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: b90067725017e801364b055482c326e21f14b0b50e291468f6162dbe89d69b12

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "42556568bd938c80578854109784fd46cf22c106e87290bf2e3354df11f93c2e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2018-08-31T17:02:09Z",
    "title_canon_sha256": "a637a61e7e5c32433cfc57b113e435f92230343f4824134502bd4d5ef79e7511"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.10842",
    "kind": "arxiv",
    "version": 1
  }
}