Pith Number

pith:HAHSAQAM

pith:2026:HAHSAQAMEQJ6ADIV3MN3YZIZFA

not attested not anchored not stored refs pending

The maximum number of paths of a given length in a nonhamiltonian graph

Chengli Li, Xingzhi Zhan

arxiv:2605.26479 v1 · 2026-05-26 · 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{HAHSAQAMEQJ6ADIV3MN3YZIZFA}

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	2026-05-27T01:05:20.383995Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

380f20400c2413e00d15db1bbc65192813190b22081d1e2401a4bfea8eb8890c

Aliases

arxiv: 2605.26479 · arxiv_version: 2605.26479v1 · doi: 10.48550/arxiv.2605.26479 · pith_short_12: HAHSAQAMEQJ6 · pith_short_16: HAHSAQAMEQJ6ADIV · pith_short_8: HAHSAQAM

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/HAHSAQAMEQJ6ADIV3MN3YZIZFA \
  | 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: 380f20400c2413e00d15db1bbc65192813190b22081d1e2401a4bfea8eb8890c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "516bd0a9e870815e6f037af913a162ad1f83b068ef7d445c29e114c70fe87915",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2026-05-26T02:39:12Z",
    "title_canon_sha256": "212a670167cfb9f2ae01246dc6fdd474a35694248fe745f71733f218ff187102"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.26479",
    "kind": "arxiv",
    "version": 1
  }
}