Pith Number

pith:VIUIZRF3

pith:2019:VIUIZRF3EXA455H3AXX4YUC5WI

not attested not anchored not stored refs pending

Flag-transitive non-symmetric $2$-designs with $(r,\lambda)=1$ and exceptional groups of Lie type

Shenglin Zhou, Yongli Zhang

arxiv:1907.06425 v1 · 2019-07-15 · 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{VIUIZRF3EXA455H3AXX4YUC5WI}

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	2026-05-17T23:40:37.690766Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aa288cc4bb25c1cef4fb05efcc505db22a50ec3b2e1ded72bbf9ed01e02418f3

Aliases

arxiv: 1907.06425 · arxiv_version: 1907.06425v1 · doi: 10.48550/arxiv.1907.06425 · pith_short_12: VIUIZRF3EXA4 · pith_short_16: VIUIZRF3EXA455H3 · pith_short_8: VIUIZRF3

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/VIUIZRF3EXA455H3AXX4YUC5WI \
  | 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: aa288cc4bb25c1cef4fb05efcc505db22a50ec3b2e1ded72bbf9ed01e02418f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bd59440bdda837452c97925bac25caf191f8908fb436242f4201343e109f2327",
    "cross_cats_sorted": [
      "math.GR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2019-07-15T10:53:12Z",
    "title_canon_sha256": "20e8ba6040553e3acd4345ed6c779b0de6d85e75afda54c7e7a898ab873b3749"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.06425",
    "kind": "arxiv",
    "version": 1
  }
}