Pith Number

pith:POCDIUNM

pith:2014:POCDIUNM7KVCPKZ3E5TKAEUY5M

not attested not anchored not stored refs pending

Locally triangular graphs and rectagraphs with symmetry

Alice Devillers, Cheryl E. Praeger, Joanna B. Fawcett, John Bamberg

arxiv:1407.8312 v1 · 2014-07-31 · math.GR · 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{POCDIUNM7KVCPKZ3E5TKAEUY5M}

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	2026-05-18T01:25:16.185861Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7b843451acfaaa27ab3b2766a01298eb26d10298c18b608ccef4e4eae441d5d0

Aliases

arxiv: 1407.8312 · arxiv_version: 1407.8312v1 · doi: 10.48550/arxiv.1407.8312 · pith_short_12: POCDIUNM7KVC · pith_short_16: POCDIUNM7KVCPKZ3 · pith_short_8: POCDIUNM

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/POCDIUNM7KVCPKZ3E5TKAEUY5M \
  | 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: 7b843451acfaaa27ab3b2766a01298eb26d10298c18b608ccef4e4eae441d5d0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bff8807c38d0c119aa0127a4f665f186902cdc57fe1adf83a03f098bd46ce80d",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GR",
    "submitted_at": "2014-07-31T08:37:39Z",
    "title_canon_sha256": "0e8b0342774f118d9bfa1ce380efb38a9883ed94bd94dacc3456c52001761aed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.8312",
    "kind": "arxiv",
    "version": 1
  }
}