Pith Number

pith:P3BCEGNG

pith:2022:P3BCEGNGPMBBTI5SZTKMQBJQZU

not attested not anchored not stored refs pending

Large $(k; r, s; n, q)$-sets in Projective Spaces

Ferdinand Ihringer, Jacques Verstra\"ete

arxiv:2211.04329 v2 · 2022-11-08 · 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{P3BCEGNGPMBBTI5SZTKMQBJQZU}

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

$(r,s)$-sets from Desarguesian ovoids

Receipt and verification

First computed	2026-07-05T05:15:13.454138Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7ec22219a67b0219a3b2ccd4c80530cd154116d1c31dbebe379ead93759f5dec

Aliases

arxiv: 2211.04329 · arxiv_version: 2211.04329v2 · doi: 10.48550/arxiv.2211.04329 · pith_short_12: P3BCEGNGPMBB · pith_short_16: P3BCEGNGPMBBTI5S · pith_short_8: P3BCEGNG

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/P3BCEGNGPMBBTI5SZTKMQBJQZU \
  | 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: 7ec22219a67b0219a3b2ccd4c80530cd154116d1c31dbebe379ead93759f5dec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "abeb24a621ed8e52378d5799933f2e50f61305bc2a8fdf00cf4c84ab931ec19c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2022-11-08T15:47:12Z",
    "title_canon_sha256": "3ce245c57f4aa149b8cc8bf4c8174bca458ace88327b199554ed75f9ddaf444f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2211.04329",
    "kind": "arxiv",
    "version": 2
  }
}