Pith Number

pith:CCG2QTS4

pith:2015:CCG2QTS4MSTMXNG37RPWDQW73U

not attested not anchored not stored refs pending

The 4-Regular Edge-Transitive Graphs of Girth 4

Matt DeVos, Tomas Boothby

arxiv:1511.06794 v1 · 2015-11-20 · 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{CCG2QTS4MSTMXNG37RPWDQW73U}

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	2026-05-18T01:26:19.468505Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

108da84e5c64a6cbb4dbfc5f61c2dfdd1c2d33fc6c037bc79355ed2a6d451e53

Aliases

arxiv: 1511.06794 · arxiv_version: 1511.06794v1 · doi: 10.48550/arxiv.1511.06794 · pith_short_12: CCG2QTS4MSTM · pith_short_16: CCG2QTS4MSTMXNG3 · pith_short_8: CCG2QTS4

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/CCG2QTS4MSTMXNG37RPWDQW73U \
  | 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: 108da84e5c64a6cbb4dbfc5f61c2dfdd1c2d33fc6c037bc79355ed2a6d451e53

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f9385cb4275bb6f7de6c1e64986774db1e5726fb7261292f478e8a807ce65c55",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2015-11-20T23:02:33Z",
    "title_canon_sha256": "e16f244fb562890c937a20b2c3882d5125dc82bda36a4eb868148fa8b3da3b53"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.06794",
    "kind": "arxiv",
    "version": 1
  }
}