Pith Number

pith:3ZO3Y5KQ

pith:2017:3ZO3Y5KQYFCI2WWRFXRV337JFZ

not attested not anchored not stored refs pending

Some new sufficient conditions for $2p$-Hamilton-biconnectedness of graphs

Ming-Zhu Chen, Xiao-Dong Zhang

arxiv:1708.00196 v1 · 2017-08-01 · 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{3ZO3Y5KQYFCI2WWRFXRV337JFZ}

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	2026-05-18T00:39:05.834688Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

de5dbc7550c1448d5ad12de35defe92e78b531e38b492536b10ebb7f65ac7467

Aliases

arxiv: 1708.00196 · arxiv_version: 1708.00196v1 · doi: 10.48550/arxiv.1708.00196 · pith_short_12: 3ZO3Y5KQYFCI · pith_short_16: 3ZO3Y5KQYFCI2WWR · pith_short_8: 3ZO3Y5KQ

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/3ZO3Y5KQYFCI2WWRFXRV337JFZ \
  | 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: de5dbc7550c1448d5ad12de35defe92e78b531e38b492536b10ebb7f65ac7467

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f01422126c59a721b0cd495cc883f8ce777ae5b8bb7d17a610cbc0649b9b1183",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2017-08-01T07:54:09Z",
    "title_canon_sha256": "5458fe8907fe2f159f190c872524fbc3f77fa1052f77e1edb02622e7f362ab60"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.00196",
    "kind": "arxiv",
    "version": 1
  }
}