Pith Number

pith:RQ4P4BHL

pith:2013:RQ4P4BHL5RMVCS23VG6V6L6SCN

not attested not anchored not stored refs pending

On Hurwitz stable polynomials with integer coefficients

Albrecht Boettcher

arxiv:1308.0097 v1 · 2013-08-01 · math.CV · math.NT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RQ4P4BHL5RMVCS23VG6V6L6SCN}

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	2026-05-18T03:17:00.611184Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8c38fe04ebec59514b5ba9bd5f2fd213639cbd24bde48bccb616bbaf46604972

Aliases

arxiv: 1308.0097 · arxiv_version: 1308.0097v1 · doi: 10.48550/arxiv.1308.0097 · pith_short_12: RQ4P4BHL5RMV · pith_short_16: RQ4P4BHL5RMVCS23 · pith_short_8: RQ4P4BHL

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/RQ4P4BHL5RMVCS23VG6V6L6SCN \
  | 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: 8c38fe04ebec59514b5ba9bd5f2fd213639cbd24bde48bccb616bbaf46604972

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b379f5f40379b25ad321c0970501fe5066af79d81b6c35a69a205cdb862505b9",
    "cross_cats_sorted": [
      "math.NT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2013-08-01T05:28:51Z",
    "title_canon_sha256": "84072be0ea847c4cc3d8f34b677494df58642871d7a68b939392900163da3812"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.0097",
    "kind": "arxiv",
    "version": 1
  }
}