Pith Number

pith:V4322KOR

pith:2018:V4322KORGDUJSALYFSWST74VPP

not attested not anchored not stored refs pending

Treewidth of display graphs: bounds, brambles and applications

Georgios Stamoulis, Mark Jones, Remie Janssen, Steven Kelk, Taoyang Wu

arxiv:1809.00907 v1 · 2018-09-04 · cs.DS

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{V4322KORGDUJSALYFSWST74VPP}

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	2026-05-18T00:06:32.179841Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

af37ad29d130e89901782cad29ff957be37d11d4f958337eee3e88bbd274ed6c

Aliases

arxiv: 1809.00907 · arxiv_version: 1809.00907v1 · doi: 10.48550/arxiv.1809.00907 · pith_short_12: V4322KORGDUJ · pith_short_16: V4322KORGDUJSALY · pith_short_8: V4322KOR

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/V4322KORGDUJSALYFSWST74VPP \
  | 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: af37ad29d130e89901782cad29ff957be37d11d4f958337eee3e88bbd274ed6c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b33a60604b1d37c0e0702ff274712768ac1785b5f3add0d9b37525f5747b794c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2018-09-04T11:56:59Z",
    "title_canon_sha256": "c4ca88313cdb928b95ceb622f2be17100c0b9c5b297cff9abc7ca914d35e0c10"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.00907",
    "kind": "arxiv",
    "version": 1
  }
}