Pith Number

pith:ZO4TIMZR

pith:2014:ZO4TIMZRAKCAAHSH5XH7TI4CVG

not attested not anchored not stored refs pending

Shortest Paths in Intersection Graphs of Unit Disks

Miha Jej\v{c}i\v{c}, Sergio Cabello

arxiv:1402.4855 v2 · 2014-02-20 · cs.CG · cs.DM · 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{ZO4TIMZRAKCAAHSH5XH7TI4CVG}

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	2026-05-18T02:34:52.485280Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cbb93433310284001e47edcff9a382a99a2ee7755d773508d922a0c7b9384eeb

Aliases

arxiv: 1402.4855 · arxiv_version: 1402.4855v2 · doi: 10.48550/arxiv.1402.4855 · pith_short_12: ZO4TIMZRAKCA · pith_short_16: ZO4TIMZRAKCAAHSH · pith_short_8: ZO4TIMZR

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/ZO4TIMZRAKCAAHSH5XH7TI4CVG \
  | 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: cbb93433310284001e47edcff9a382a99a2ee7755d773508d922a0c7b9384eeb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8d99d016cbea176b0ef04c2d809b5413faa04bb3f8f615aa77d2c5a8e9552d29",
    "cross_cats_sorted": [
      "cs.DM",
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2014-02-20T00:59:45Z",
    "title_canon_sha256": "a59a44b861a0e6e0b359b9a5b2bfa3fd9d82bea0da79be0d572a5ad817b8fe96"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.4855",
    "kind": "arxiv",
    "version": 2
  }
}