Pith Number

pith:OMP5DPL3

pith:2017:OMP5DPL3PLCUNKJLSWNVFFOMSJ

not attested not anchored not stored refs pending

A matrix realization of spectral bounds of the spectral radius of a nonnegative matrix

Chih-wen Weng, Yen-Jen Cheng

arxiv:1711.03274 v1 · 2017-11-09 · 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{OMP5DPL3PLCUNKJLSWNVFFOMSJ}

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	2026-05-18T00:30:56.697198Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

731fd1bd7b7ac546a92b959b5295cc927255bc96968212a82bec96d99c3045ad

Aliases

arxiv: 1711.03274 · arxiv_version: 1711.03274v1 · doi: 10.48550/arxiv.1711.03274 · pith_short_12: OMP5DPL3PLCU · pith_short_16: OMP5DPL3PLCUNKJL · pith_short_8: OMP5DPL3

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/OMP5DPL3PLCUNKJLSWNVFFOMSJ \
  | 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: 731fd1bd7b7ac546a92b959b5295cc927255bc96968212a82bec96d99c3045ad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "72c229c9855cf1a80e4a3e2861c0a7762f71ac9156e37cd765f6a29b2e899e3d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2017-11-09T06:54:31Z",
    "title_canon_sha256": "b15d29a5ef3a60ac6cc314cc038fd650e3585712a9a45252088dacb45f3b02a9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.03274",
    "kind": "arxiv",
    "version": 1
  }
}