Pith Number

pith:A37FCROJ

pith:2018:A37FCROJTE4QGY4CHSWAGEGRYN

not attested not anchored not stored refs pending

Properties of stepwise irregular graphs

Prithwineel Paul, Somnath Bera

arxiv:1809.03297 v1 · 2018-09-10 · 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{A37FCROJTE4QGY4CHSWAGEGRYN}

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	2026-05-18T00:06:09.314444Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

06fe5145c999390363823cac0310d1c3756835db0b3f69fbfb972736b32ab8ce

Aliases

arxiv: 1809.03297 · arxiv_version: 1809.03297v1 · doi: 10.48550/arxiv.1809.03297 · pith_short_12: A37FCROJTE4Q · pith_short_16: A37FCROJTE4QGY4C · pith_short_8: A37FCROJ

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/A37FCROJTE4QGY4CHSWAGEGRYN \
  | 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: 06fe5145c999390363823cac0310d1c3756835db0b3f69fbfb972736b32ab8ce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8821ef96e700aae40b91eceb4587823a25ca34f540216fbc395ad5816d096657",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2018-09-10T13:28:52Z",
    "title_canon_sha256": "030bd7fdd2b367a27482bd40f5317ffa5971e655711a11e05a9304b54dbc7e36"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.03297",
    "kind": "arxiv",
    "version": 1
  }
}