Pith Number

pith:YELGRLMM

pith:2012:YELGRLMM34ZEFUVM42BTRALYVD

not attested not anchored not stored refs pending

Ore- and Fan-type heavy subgraphs for Hamiltonicity of 2-connected graphs

Bo Ning, Shenggui Zhang

arxiv:1203.3915 v6 · 2012-03-18 · 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{YELGRLMM34ZEFUVM42BTRALYVD}

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	2026-05-18T03:22:17.508969Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c11668ad8cdf3242d2ace683388178a8dbcbcbc9aae7cedd7094360b31c41d98

Aliases

arxiv: 1203.3915 · arxiv_version: 1203.3915v6 · doi: 10.48550/arxiv.1203.3915 · pith_short_12: YELGRLMM34ZE · pith_short_16: YELGRLMM34ZEFUVM · pith_short_8: YELGRLMM

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/YELGRLMM34ZEFUVM42BTRALYVD \
  | 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: c11668ad8cdf3242d2ace683388178a8dbcbcbc9aae7cedd7094360b31c41d98

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "715380b99650942a14d2c159aed2da7ae5f04e03ad980efe6da630dde75ea4d7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2012-03-18T03:50:54Z",
    "title_canon_sha256": "7edbdb62ab0a3d0855108c8381499f7152b3218f4cf65bd48e5bfc54ba589796"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.3915",
    "kind": "arxiv",
    "version": 6
  }
}