Pith Number

pith:A7PYYNB2

pith:2014:A7PYYNB2FHI6SE4GGQDX2YGW4J

not attested not anchored not stored refs pending

Integral closure of rings of integer-valued polynomials on algebras

Giulio Peruginelli, Nicholas J. Werner

arxiv:1401.4438 v1 · 2014-01-17 · math.AC · math.RA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{A7PYYNB2FHI6SE4GGQDX2YGW4J}

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	2026-05-18T00:04:24.537713Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

07df8c343a29d1e9138634077d60d6e27d982ba49a24a5bbd2987ea3338b896b

Aliases

arxiv: 1401.4438 · arxiv_version: 1401.4438v1 · doi: 10.48550/arxiv.1401.4438 · pith_short_12: A7PYYNB2FHI6 · pith_short_16: A7PYYNB2FHI6SE4G · pith_short_8: A7PYYNB2

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/A7PYYNB2FHI6SE4GGQDX2YGW4J \
  | 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: 07df8c343a29d1e9138634077d60d6e27d982ba49a24a5bbd2987ea3338b896b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "afeee237db8b6421dafd8dc1535d64af712f5527a76729e440b68e0a33c85dc6",
    "cross_cats_sorted": [
      "math.RA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AC",
    "submitted_at": "2014-01-17T19:24:46Z",
    "title_canon_sha256": "bcc34048c199247fcc1ad0a8ee5ebc885dace54d05bb94ad3a0fc77eba9e8c13"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.4438",
    "kind": "arxiv",
    "version": 1
  }
}