Pith Number

pith:LKTQUTWN

pith:2017:LKTQUTWNDXFFLONX2HO7S6BO6X

not attested not anchored not stored refs pending

Approximation Algorithms for Independence and Domination on B$_1$-VPG and B$_1$-EPG Graphs

Saeed Mehrabi

arxiv:1702.05633 v1 · 2017-02-18 · cs.CG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LKTQUTWNDXFFLONX2HO7S6BO6X}

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	2026-05-18T00:50:30.166379Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5aa70a4ecd1dca55b9b7d1ddf9782ef5f538e1ee5065962f3ab758d61325969f

Aliases

arxiv: 1702.05633 · arxiv_version: 1702.05633v1 · doi: 10.48550/arxiv.1702.05633 · pith_short_12: LKTQUTWNDXFF · pith_short_16: LKTQUTWNDXFFLONX · pith_short_8: LKTQUTWN

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/LKTQUTWNDXFFLONX2HO7S6BO6X \
  | 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: 5aa70a4ecd1dca55b9b7d1ddf9782ef5f538e1ee5065962f3ab758d61325969f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "41c06e4f62c1604526488d205b66d800fc5d413b519f17c13007a0c9c4cc9bdf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2017-02-18T17:02:58Z",
    "title_canon_sha256": "2cd1b42abbe62872fa8be63a95a49b1e653f63ed07a666fec922484b3077f9c1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.05633",
    "kind": "arxiv",
    "version": 1
  }
}