Pith Number

pith:7KSFLZ4Z

pith:2023:7KSFLZ4ZOJVFJDR4ZX2KCJDS65

not attested not anchored not stored refs pending

Covering simple orthogonal polygons with $r$-stars

Tam\'as R\'obert Mezei

arxiv:2304.13699 v2 · 2023-04-26 · math.CO · cs.CG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7KSFLZ4ZOJVFJDR4ZX2KCJDS65}

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	2026-07-05T06:57:22.855993Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

faa455e799726a548e3ccdf4a12472f756350e577b203d2027d1a85d9af3b435

Aliases

arxiv: 2304.13699 · arxiv_version: 2304.13699v2 · doi: 10.48550/arxiv.2304.13699 · pith_short_12: 7KSFLZ4ZOJVF · pith_short_16: 7KSFLZ4ZOJVFJDR4 · pith_short_8: 7KSFLZ4Z

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/7KSFLZ4ZOJVFJDR4ZX2KCJDS65 \
  | 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: faa455e799726a548e3ccdf4a12472f756350e577b203d2027d1a85d9af3b435

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1319fd66fcd6b0fb4c601ef513875faca582a4466d6fc131ecdefc554bd2e353",
    "cross_cats_sorted": [
      "cs.CG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2023-04-26T17:24:06Z",
    "title_canon_sha256": "8dd9c6cce326ba331ec52f89dd11cb4332548508b990bd4af0488e900ce54e30"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2304.13699",
    "kind": "arxiv",
    "version": 2
  }
}