Pith Number

pith:SVLHPTOX

pith:2018:SVLHPTOXQCKEC2M66F5IKG6P4Y

not attested not anchored not stored refs pending

Improved Bounds for Guarding Plane Graphs with Edges

Ahmad Biniaz, Aur\'elien Ooms, Prosenjit Bose, Sander Verdonschot

arxiv:1804.07150 v1 · 2018-04-19 · 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{SVLHPTOXQCKEC2M66F5IKG6P4Y}

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	2026-05-18T00:18:01.264644Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

955677cdd7809441699ef17a851bcfe63418278cc476a40c5d6849ca892eab97

Aliases

arxiv: 1804.07150 · arxiv_version: 1804.07150v1 · doi: 10.48550/arxiv.1804.07150 · pith_short_12: SVLHPTOXQCKE · pith_short_16: SVLHPTOXQCKEC2M6 · pith_short_8: SVLHPTOX

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/SVLHPTOXQCKEC2M66F5IKG6P4Y \
  | 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: 955677cdd7809441699ef17a851bcfe63418278cc476a40c5d6849ca892eab97

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ef244f4d1f8e53c9e4f1121b937487bf151f81fd61fba1a57d8b07fe88e4d8e6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2018-04-19T13:26:19Z",
    "title_canon_sha256": "1579f1c0a0c58020c032e8d42d321f084e212795f1b588edf343e31d3a75228e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.07150",
    "kind": "arxiv",
    "version": 1
  }
}