Pith Number

pith:A2DTNQSP

pith:2013:A2DTNQSP3QRH766IHRUB3YJER4

not attested not anchored not stored refs pending

Exact counting of Euler Tours for Graphs of Bounded Treewidth

Mary Cryan, Prasad Chebolu, Russell Martin

arxiv:1310.0185 v1 · 2013-10-01 · cs.DM · 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{A2DTNQSP3QRH766IHRUB3YJER4}

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	2026-05-18T03:11:45.236599Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

068736c24fdc227ffbc83c681de1248f21be402e153fd8c585feda271cc97ed7

Aliases

arxiv: 1310.0185 · arxiv_version: 1310.0185v1 · doi: 10.48550/arxiv.1310.0185 · pith_short_12: A2DTNQSP3QRH · pith_short_16: A2DTNQSP3QRH766I · pith_short_8: A2DTNQSP

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/A2DTNQSP3QRH766IHRUB3YJER4 \
  | 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: 068736c24fdc227ffbc83c681de1248f21be402e153fd8c585feda271cc97ed7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "56b3d50e56b0ca8c0c1762634890d0a684dc9e165b618fcf6dbdbddba975da7d",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2013-10-01T08:35:14Z",
    "title_canon_sha256": "dd513ae3e1ce3997eba04acb7aa8d32c40899dc2e04ec429ef6b30d2c9c9f41a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.0185",
    "kind": "arxiv",
    "version": 1
  }
}