Pith Number

pith:N3FTE3UU

pith:2011:N3FTE3UUXB4F6N7ZUMPX3E4I4M

not attested not anchored not stored refs pending

Approximating the Diameter of Planar Graphs in Near Linear Time

Oren Weimann, Raphael Yuster

arxiv:1112.1116 v6 · 2011-12-05 · 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{N3FTE3UUXB4F6N7ZUMPX3E4I4M}

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	2026-05-18T03:27:33.015930Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ecb326e94b8785f37f9a31f7d9388e31a12d1dbdb29a1fac34490514842c70c

Aliases

arxiv: 1112.1116 · arxiv_version: 1112.1116v6 · doi: 10.48550/arxiv.1112.1116 · pith_short_12: N3FTE3UUXB4F · pith_short_16: N3FTE3UUXB4F6N7Z · pith_short_8: N3FTE3UU

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/N3FTE3UUXB4F6N7ZUMPX3E4I4M \
  | 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: 6ecb326e94b8785f37f9a31f7d9388e31a12d1dbdb29a1fac34490514842c70c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f6a37e36175c392649d7fe276e8d777803de6f44a1db7ca4b81b3ef376357b3e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2011-12-05T22:46:04Z",
    "title_canon_sha256": "154e5a6619331ecc8e0d6a54588478543e3ebb49a73fa9ffd57c83916e7bb940"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.1116",
    "kind": "arxiv",
    "version": 6
  }
}