Pith Number

pith:5VFRPWHT

pith:2010:5VFRPWHTGISSEVOXMPOH3TXEW3

not attested not anchored not stored refs pending

Roots of Ehrhart Polynomials of Smooth Fano Polytopes

Alexander M. Kasprzyk, G\'abor Heged\"us

arxiv:1004.3817 v1 · 2010-04-21 · 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{5VFRPWHTGISSEVOXMPOH3TXEW3}

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	2026-05-18T03:38:03.546966Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ed4b17d8f332252255d763dc7dcee4b6c1753de7e1a56b377b55c2b88b395b72

Aliases

arxiv: 1004.3817 · arxiv_version: 1004.3817v1 · doi: 10.48550/arxiv.1004.3817 · pith_short_12: 5VFRPWHTGISS · pith_short_16: 5VFRPWHTGISSEVOX · pith_short_8: 5VFRPWHT

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/5VFRPWHTGISSEVOXMPOH3TXEW3 \
  | 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: ed4b17d8f332252255d763dc7dcee4b6c1753de7e1a56b377b55c2b88b395b72

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3684dfd6d87f12bb1879eaf729cb923a6bc8cc50b2f1509935b22692b98a8243",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2010-04-21T23:47:57Z",
    "title_canon_sha256": "ff76571a89bd8a37a126e6a798097882fc4a981a90e567fde607946c12aec33a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1004.3817",
    "kind": "arxiv",
    "version": 1
  }
}