Pith Number

pith:NOZY7T5O

pith:2017:NOZY7T5OMZBUA3QJAZWHVJY7ZG

not attested not anchored not stored refs pending

A proof of a conjecture of Erd\H{o}s, Faudree, Rousseau and Schelp on subgraphs of minimum degree $k$

Lisa Sauermann

arxiv:1705.09979 v2 · 2017-05-28 · 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{NOZY7T5OMZBUA3QJAZWHVJY7ZG}

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	2026-05-18T00:12:14.285910Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6bb38fcfae6643406e09066c7aa71fc9a11b3e1ad1205c1ddf7f39197e19c98a

Aliases

arxiv: 1705.09979 · arxiv_version: 1705.09979v2 · doi: 10.48550/arxiv.1705.09979 · pith_short_12: NOZY7T5OMZBU · pith_short_16: NOZY7T5OMZBUA3QJ · pith_short_8: NOZY7T5O

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/NOZY7T5OMZBUA3QJAZWHVJY7ZG \
  | 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: 6bb38fcfae6643406e09066c7aa71fc9a11b3e1ad1205c1ddf7f39197e19c98a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0576ce813abb5acb43b8eee6bdae2d4f10f5374f7e4c721b9e804f6c5e6567bf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2017-05-28T19:24:57Z",
    "title_canon_sha256": "c57cc49d126fc96973f1628b741b78cbed374f2af63a7d77baae400b94d4a183"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.09979",
    "kind": "arxiv",
    "version": 2
  }
}