Pith Number

pith:3SEPQSOO

pith:2013:3SEPQSOOPVUTDRFJ2ZMU6IKGJ3

not attested not anchored not stored refs pending

Internal Partitions of Regular Graphs

Amir Ban, Nati Linial

arxiv:1307.5246 v1 · 2013-07-19 · 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{3SEPQSOOPVUTDRFJ2ZMU6IKGJ3}

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	2026-05-18T03:18:05.341688Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dc88f849ce7d6931c4a9d6594f21464ee28b8ec35250e224420ea57e056385e8

Aliases

arxiv: 1307.5246 · arxiv_version: 1307.5246v1 · doi: 10.48550/arxiv.1307.5246 · pith_short_12: 3SEPQSOOPVUT · pith_short_16: 3SEPQSOOPVUTDRFJ · pith_short_8: 3SEPQSOO

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/3SEPQSOOPVUTDRFJ2ZMU6IKGJ3 \
  | 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: dc88f849ce7d6931c4a9d6594f21464ee28b8ec35250e224420ea57e056385e8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4619a9df17f9d217fee58ddc063e6dea22c33d69f8fe3f67a656825a7c7e8a0d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2013-07-19T15:00:57Z",
    "title_canon_sha256": "426b8b2cc58dc9618ceccbcd77a0cccff9758a4adda23f053839ac458037e967"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.5246",
    "kind": "arxiv",
    "version": 1
  }
}