Pith Number

pith:ZMB2YCF6

pith:2020:ZMB2YCF6DXJOUQFLDHGNF5RWBP

not attested not anchored not stored refs pending

The least H-eigenvalue of adjacency tensor of hypergraphs with cut vertices

Yi Wang, Yi-Zheng Fan, Zhu Zhu

arxiv:2002.10288 v1 · 2020-02-18 · 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{ZMB2YCF6DXJOUQFLDHGNF5RWBP}

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.

Cited by

1 paper in Pith

Common Fate for Animated Transitions in Visualization

Receipt and verification

First computed	2026-07-05T03:09:26.330052Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cb03ac08be1dd2ea40ab19ccd2f6360bd8acabe9c27c88278ee860285daec874

Aliases

arxiv: 2002.10288 · arxiv_version: 2002.10288v1 · doi: 10.48550/arxiv.2002.10288 · pith_short_12: ZMB2YCF6DXJO · pith_short_16: ZMB2YCF6DXJOUQFL · pith_short_8: ZMB2YCF6

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/ZMB2YCF6DXJOUQFLDHGNF5RWBP \
  | 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: cb03ac08be1dd2ea40ab19ccd2f6360bd8acabe9c27c88278ee860285daec874

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bd7c1c8b08672167b44b506ba25e8ad4f1953e34d243f114f7ef57421abb0922",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2020-02-18T15:05:29Z",
    "title_canon_sha256": "447f3a6e897d61a1de3017f7a4a7196292875013c2d6feb0ffd4537abd6f0462"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.10288",
    "kind": "arxiv",
    "version": 1
  }
}