Pith Number

pith:5OUFHCN3

pith:2015:5OUFHCN3DGSXK2L2EWZRPOH44P

not attested not anchored not stored refs pending

The Center and Radius of the Regular Graph of Ideals

Farzad Shaveisi

arxiv:1507.05874 v1 · 2015-07-21 · math.CO · math.AC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5OUFHCN3DGSXK2L2EWZRPOH44P}

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	2026-05-18T01:36:32.215411Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eba85389bb19a575697a25b317b8fce3d877baea12b652b5ea912f2cc6fc7c92

Aliases

arxiv: 1507.05874 · arxiv_version: 1507.05874v1 · doi: 10.48550/arxiv.1507.05874 · pith_short_12: 5OUFHCN3DGSX · pith_short_16: 5OUFHCN3DGSXK2L2 · pith_short_8: 5OUFHCN3

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/5OUFHCN3DGSXK2L2EWZRPOH44P \
  | 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: eba85389bb19a575697a25b317b8fce3d877baea12b652b5ea912f2cc6fc7c92

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d15c5bf7dddc7758bfdddc57d9e0bf3fe43bef4b0fb0ac0cca08522a954e19aa",
    "cross_cats_sorted": [
      "math.AC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2015-07-21T15:27:24Z",
    "title_canon_sha256": "d6fb0ae90ec6e6b322a908fafebfde50ab37ad88aebb70c3394b95db06e59490"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.05874",
    "kind": "arxiv",
    "version": 1
  }
}