Pith Number

pith:4FXTZTER

pith:2020:4FXTZTERRC4K72OS7HWT7ZILAR

not attested not anchored not stored refs pending

New Steiner systems from old ones by paramodifications

D\'avid Mez\H{o}fi, G\'abor P. Nagy

arxiv:2003.09233 v2 · 2020-03-20 · 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{4FXTZTERRC4K72OS7HWT7ZILAR}

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.

Cited by

1 paper in Pith

Point-transitive Steiner systems S(2,6,111/121/126), S(2,7,169/175)

Receipt and verification

First computed	2026-07-05T00:59:57.504035Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e16f3ccc9188b8afe9d2f9ed3fe50b045a53b5573335b060f8b200accf6ce831

Aliases

arxiv: 2003.09233 · arxiv_version: 2003.09233v2 · doi: 10.48550/arxiv.2003.09233 · pith_short_12: 4FXTZTERRC4K · pith_short_16: 4FXTZTERRC4K72OS · pith_short_8: 4FXTZTER

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/4FXTZTERRC4K72OS7HWT7ZILAR \
  | 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: e16f3ccc9188b8afe9d2f9ed3fe50b045a53b5573335b060f8b200accf6ce831

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fd7dd5a59500c85a6f24cc0c65a3135828b0e7de11da9e056fc0436210175ecc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2020-03-20T12:40:08Z",
    "title_canon_sha256": "ad6049dd6299f9c6fa1b2ae8b02fdef1008b934ef32a6163d6a2b1b915363894"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.09233",
    "kind": "arxiv",
    "version": 2
  }
}