Pith Number

pith:KTEMQ3D5

pith:2026:KTEMQ3D5UYBAOXDGXWOSHVEFR7

not attested not anchored not stored refs pending

Topology in One Point Interaction Problem on Extended Non-Local Star Graphs and its Eigenvalues

Lung-Hui Chen

arxiv:2607.29146 v1 · 2026-07-31 · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KTEMQ3D5UYBAOXDGXWOSHVEFR7}

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	2026-08-03T01:20:07.679606Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

54c8c86c7da602075c66bd9d23d4858fc74e611a4f66b8a851610d122f2cf0dc

Aliases

arxiv: 2607.29146 · arxiv_version: 2607.29146v1 · doi: 10.48550/arxiv.2607.29146 · pith_short_12: KTEMQ3D5UYBA · pith_short_16: KTEMQ3D5UYBAOXDG · pith_short_8: KTEMQ3D5

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/KTEMQ3D5UYBAOXDGXWOSHVEFR7 \
  | 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: 54c8c86c7da602075c66bd9d23d4858fc74e611a4f66b8a851610d122f2cf0dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac8457d6827cbd970175a32707909e28dc14a7700968610846e1643bdb19f481",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2026-07-31T08:24:46Z",
    "title_canon_sha256": "fda33c5512a77f662b86150e2275a9778869c922366ebe4ff31fc034f5222de2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.29146",
    "kind": "arxiv",
    "version": 1
  }
}