Pith Number

pith:MESHUZ2D

pith:2015:MESHUZ2DBGVRQGM2CUDW6M3UO6

not attested not anchored not stored refs pending

Classification of flag-transitive primitive symmetric $(v,k,\lambda)$ designs with $PSL(2,q)$ as socle

Delu Tian, Shenglin Zhou

arxiv:1503.06992 v1 · 2015-03-24 · math.CO · math.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MESHUZ2DBGVRQGM2CUDW6M3UO6}

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	2026-05-18T02:20:29.601851Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

61247a674309ab18199a15076f3374778ca5a68ca9d99114894525a84a35dd6c

Aliases

arxiv: 1503.06992 · arxiv_version: 1503.06992v1 · doi: 10.48550/arxiv.1503.06992 · pith_short_12: MESHUZ2DBGVR · pith_short_16: MESHUZ2DBGVRQGM2 · pith_short_8: MESHUZ2D

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/MESHUZ2DBGVRQGM2CUDW6M3UO6 \
  | 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: 61247a674309ab18199a15076f3374778ca5a68ca9d99114894525a84a35dd6c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5caba7d67abebfb211d3687d9c03f75665dfd193879372fff2acbd1e8e9cd58c",
    "cross_cats_sorted": [
      "math.GR"
    ],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2015-03-24T11:37:56Z",
    "title_canon_sha256": "47932ad967a3961f01496acf09763e78f1d4515769abc0d96e84ff0d9ab9ca04"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.06992",
    "kind": "arxiv",
    "version": 1
  }
}