Pith Number

pith:6MELMPUR

pith:2019:6MELMPURPW35UIOITYK3L7D7UD

not attested not anchored not stored refs pending

The graphs behind Reuleaux polyhedra

Edgardo Rold\'an-Pensado, Eric Pauli, Luis Montejano, Miguel Raggi

arxiv:1904.12761 v1 · 2019-04-29 · cs.CG · 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{6MELMPURPW35UIOITYK3L7D7UD}

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	2026-05-17T23:47:34.197538Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f308b63e917db7da21c89e15b5fc7fa0c5267cfdedda87cac66cd63ffdd76eab

Aliases

arxiv: 1904.12761 · arxiv_version: 1904.12761v1 · doi: 10.48550/arxiv.1904.12761 · pith_short_12: 6MELMPURPW35 · pith_short_16: 6MELMPURPW35UIOI · pith_short_8: 6MELMPUR

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/6MELMPURPW35UIOITYK3L7D7UD \
  | 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: f308b63e917db7da21c89e15b5fc7fa0c5267cfdedda87cac66cd63ffdd76eab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "14894416c2099bcd1e79d9e519068db11d14b8d9ee2a63b1cad0f3c5cfd14a59",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2019-04-29T15:06:13Z",
    "title_canon_sha256": "3df3b92b31ef8ae062e21f320386df00fa80f97fe5b7d474efb8e1884a6bd00f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.12761",
    "kind": "arxiv",
    "version": 1
  }
}