Pith Number

pith:7SOVR5YA

pith:2012:7SOVR5YAL5TDNAQEAAZHAWVCA7

not attested not anchored not stored refs pending

The maximum and the minimum size of complete (n,3)-arcs in PG(2,16)

Daniele Bartoli, Fernanda Pambianco, Stefano Marcugini

arxiv:1201.2260 v1 · 2012-01-11 · 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{7SOVR5YAL5TDNAQEAAZHAWVCA7}

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	2026-05-18T04:04:52.746901Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc9d58f7005f663682040032705aa207c11762656ab2a7458842cf87890704cd

Aliases

arxiv: 1201.2260 · arxiv_version: 1201.2260v1 · doi: 10.48550/arxiv.1201.2260 · pith_short_12: 7SOVR5YAL5TD · pith_short_16: 7SOVR5YAL5TDNAQE · pith_short_8: 7SOVR5YA

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/7SOVR5YAL5TDNAQEAAZHAWVCA7 \
  | 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: fc9d58f7005f663682040032705aa207c11762656ab2a7458842cf87890704cd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2247650abb02bf08e846adc1248e3b417ee3188a9898e1691be8eeb39e2730d6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2012-01-11T08:31:10Z",
    "title_canon_sha256": "ef95dd7ecba53fe41aa3ddb3e27af00cc67242ad6738b50a4348f3f79da6d93f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.2260",
    "kind": "arxiv",
    "version": 1
  }
}