Pith Number

pith:WTZQV7Y7

pith:2014:WTZQV7Y7P7DGKK5SNQTLHKJUEA

not attested not anchored not stored refs pending

Characterizations of minimal graphs with equal edge connectivity and spanning tree packing number

Hong-Jian Lai, Ping Li, Senmei Yao, Xiaofeng Gu

arxiv:1410.5486 v1 · 2014-10-20 · 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{WTZQV7Y7P7DGKK5SNQTLHKJUEA}

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	2026-05-18T02:39:39.744498Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b4f30aff1f7fc6652bb26c26b3a9342039ac1d85ae899e62dd37184f5772b75d

Aliases

arxiv: 1410.5486 · arxiv_version: 1410.5486v1 · doi: 10.48550/arxiv.1410.5486 · pith_short_12: WTZQV7Y7P7DG · pith_short_16: WTZQV7Y7P7DGKK5S · pith_short_8: WTZQV7Y7

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/WTZQV7Y7P7DGKK5SNQTLHKJUEA \
  | 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: b4f30aff1f7fc6652bb26c26b3a9342039ac1d85ae899e62dd37184f5772b75d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3ac83aeb87a06007bfd8411fdacbb7272a58f9f42a87b4c6404da7f8f91d0070",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2014-10-20T22:13:18Z",
    "title_canon_sha256": "1d54e40c0e5a8a2adfcc91307fd114e745be4ff8d0a49c27ad5ad4667edab8b5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.5486",
    "kind": "arxiv",
    "version": 1
  }
}