Pith Number

pith:C3TAAVMV

pith:2016:C3TAAVMV6MCTOM3BTVJA5GBDT3

not attested not anchored not stored refs pending

On resolvable Steiner 2-designs and maximal arcs in projective planes

Vladimir D. Tonchev

arxiv:1606.00697 v1 · 2016-06-02 · 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{C3TAAVMV6MCTOM3BTVJA5GBDT3}

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	2026-05-18T01:13:03.912862Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

16e6005595f3053733619d520e98239eced903cfe07869c4032770ab8937ccbb

Aliases

arxiv: 1606.00697 · arxiv_version: 1606.00697v1 · doi: 10.48550/arxiv.1606.00697 · pith_short_12: C3TAAVMV6MCT · pith_short_16: C3TAAVMV6MCTOM3B · pith_short_8: C3TAAVMV

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/C3TAAVMV6MCTOM3BTVJA5GBDT3 \
  | 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: 16e6005595f3053733619d520e98239eced903cfe07869c4032770ab8937ccbb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cb6208cef87efd8be2bd06ac0ccafc264ae007cf693b00d95851b512b5e6bf11",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2016-06-02T14:30:11Z",
    "title_canon_sha256": "e06b586e88ab17358fb325257f719129a3714a7dc92f026001f31c13a6af6971"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.00697",
    "kind": "arxiv",
    "version": 1
  }
}