Pith Number

pith:J2SIOIL7

pith:2016:J2SIOIL7SXVREZRDAS7CULB3AN

not attested not anchored not stored refs pending

Spectrally Perron Polynomials and the Cauchy-Ostrovsky Theorem

Pietro Paparella

arxiv:1608.08141 v6 · 2016-08-26 · 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{J2SIOIL7SXVREZRDAS7CULB3AN}

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	2026-05-18T00:04:47.704415Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4ea487217f95eb12662304be2a2c3b037eb85b27d28b36f81ce9d682b112a9fd

Aliases

arxiv: 1608.08141 · arxiv_version: 1608.08141v6 · doi: 10.48550/arxiv.1608.08141 · pith_short_12: J2SIOIL7SXVR · pith_short_16: J2SIOIL7SXVREZRD · pith_short_8: J2SIOIL7

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/J2SIOIL7SXVREZRDAS7CULB3AN \
  | 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: 4ea487217f95eb12662304be2a2c3b037eb85b27d28b36f81ce9d682b112a9fd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8b163b65d46d88ba749fbe025d332f0701adee6447ce4e60be934d267a691a6a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2016-08-26T19:10:40Z",
    "title_canon_sha256": "5269a55270f3ed325b5a3e96c2ec1bc42ab2cca9332283bc2b1628579d2b9bd3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.08141",
    "kind": "arxiv",
    "version": 6
  }
}