Pith Number

pith:LIH6L5F2

pith:2013:LIH6L5F2V2T5GWAQ2EOIR4MB7A

not attested not anchored not stored refs pending

Fast Exact Shortest-Path Distance Queries on Large Networks by Pruned Landmark Labeling

Takuya Akiba, Yoichi Iwata, Yuichi Yoshida

arxiv:1304.4661 v1 · 2013-04-17 · cs.DS · cs.DB

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LIH6L5F2V2T5GWAQ2EOIR4MB7A}

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	2026-05-18T03:27:44.046844Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5a0fe5f4baaea7d35810d11c88f181f80f179c5bd26a6e1fd70281805cfa4a84

Aliases

arxiv: 1304.4661 · arxiv_version: 1304.4661v1 · doi: 10.48550/arxiv.1304.4661 · pith_short_12: LIH6L5F2V2T5 · pith_short_16: LIH6L5F2V2T5GWAQ · pith_short_8: LIH6L5F2

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/LIH6L5F2V2T5GWAQ2EOIR4MB7A \
  | 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: 5a0fe5f4baaea7d35810d11c88f181f80f179c5bd26a6e1fd70281805cfa4a84

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a849248584dbd675844fd37cb334eabe885784ee3119ace34a22cc599dcc06ff",
    "cross_cats_sorted": [
      "cs.DB"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2013-04-17T01:11:12Z",
    "title_canon_sha256": "aa088ae7623d08754ac38cf1ac849761f16de03185aef29f2dff310c4df5a252"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.4661",
    "kind": "arxiv",
    "version": 1
  }
}