Pith Number

pith:QCIV3FZA

pith:2018:QCIV3FZA7RIVHDDQR4TVP4FYTR

not attested not anchored not stored refs pending

Computing all Laplacian H-eigenvalues for a k-uniform loose path of length three

Junjie Yue, Liping Zhang

arxiv:1805.05798 v1 · 2018-05-14 · math.SP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QCIV3FZA7RIVHDDQR4TVP4FYTR}

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	2026-05-18T00:15:53.644229Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

80915d9720fc51538c708f2757f0b89c6c6ee15eb23e7f1e12cdfbbeeb57a0d1

Aliases

arxiv: 1805.05798 · arxiv_version: 1805.05798v1 · doi: 10.48550/arxiv.1805.05798 · pith_short_12: QCIV3FZA7RIV · pith_short_16: QCIV3FZA7RIVHDDQ · pith_short_8: QCIV3FZA

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/QCIV3FZA7RIVHDDQR4TVP4FYTR \
  | 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: 80915d9720fc51538c708f2757f0b89c6c6ee15eb23e7f1e12cdfbbeeb57a0d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7bb321d03182a10a59fbf6fd3ecf90e20d59fe19f79e361556edcfd29bc6bad5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SP",
    "submitted_at": "2018-05-14T02:21:46Z",
    "title_canon_sha256": "778af51dbb86f936a7267c98248670ffe361c3d4e80ca0a55e0e185051466a81"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.05798",
    "kind": "arxiv",
    "version": 1
  }
}