Pith Number

pith:7NI5AWYQ

pith:2014:7NI5AWYQBWOW32NVMLY2ETDI3L

not attested not anchored not stored refs pending

Solution to a conjecture on the maximum skew-spectral radius of odd-cycle graphs

Huishu Lian, Xiaolin Chen, Xueliang Li

arxiv:1412.5727 v1 · 2014-12-18 · 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{7NI5AWYQBWOW32NVMLY2ETDI3L}

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	2026-05-18T02:31:01.505840Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fb51d05b100d9d6de9b562f1a24c68dac753926a910cba2b84d2160b3045bceb

Aliases

arxiv: 1412.5727 · arxiv_version: 1412.5727v1 · doi: 10.48550/arxiv.1412.5727 · pith_short_12: 7NI5AWYQBWOW · pith_short_16: 7NI5AWYQBWOW32NV · pith_short_8: 7NI5AWYQ

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/7NI5AWYQBWOW32NVMLY2ETDI3L \
  | 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: fb51d05b100d9d6de9b562f1a24c68dac753926a910cba2b84d2160b3045bceb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cf9637006be8f57c7064e5aad1baf39535e537c780357701f404d3b9473135f0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2014-12-18T05:59:16Z",
    "title_canon_sha256": "3235bbdd5d19c1e1cabb6d55046937efa3bdf65b9c5291a2f442ca00c50bed02"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.5727",
    "kind": "arxiv",
    "version": 1
  }
}