Pith Number

pith:HGWF3AWX

pith:2018:HGWF3AWXE4BDAR5ILCI6QQFELE

not attested not anchored not stored refs pending

Erd\H{o}s-Lov\'asz Tihany Conjecture for graphs with forbidden holes

Zi-Xia Song

arxiv:1805.11437 v1 · 2018-05-27 · 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{HGWF3AWXE4BDAR5ILCI6QQFELE}

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	2026-05-18T00:14:42.560627Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

39ac5d82d727023047a85891e840a45903616896ef288a6c56c339421b0cbecb

Aliases

arxiv: 1805.11437 · arxiv_version: 1805.11437v1 · doi: 10.48550/arxiv.1805.11437 · pith_short_12: HGWF3AWXE4BD · pith_short_16: HGWF3AWXE4BDAR5I · pith_short_8: HGWF3AWX

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/HGWF3AWXE4BDAR5ILCI6QQFELE \
  | 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: 39ac5d82d727023047a85891e840a45903616896ef288a6c56c339421b0cbecb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2709957cab4d161f836f61abfa0958903000307c66dab0a1d5c1a03b43bc68d0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2018-05-27T14:05:48Z",
    "title_canon_sha256": "e8c581894a3702e7e098875d1b40520ac3aeaaa7e0c5e7623c2609bb62d5753e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.11437",
    "kind": "arxiv",
    "version": 1
  }
}