Pith Number

pith:2FNCYPWK

pith:2015:2FNCYPWKRKSIFN2NU2BP5QK7ST

not attested not anchored not stored refs pending

A Deterministic Almost-Tight Distributed Algorithm for Approximating Single-Source Shortest Paths

Danupon Nanongkai, Monika Henzinger, Sebastian Krinninger

arxiv:1504.07056 v5 · 2015-04-27 · cs.DC · 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{2FNCYPWKRKSIFN2NU2BP5QK7ST}

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	2026-05-18T00:05:24.346585Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d15a2c3eca8aa482b74da682fec15f94dbb878a61411be4800fe9365c0a3359a

Aliases

arxiv: 1504.07056 · arxiv_version: 1504.07056v5 · doi: 10.48550/arxiv.1504.07056 · pith_short_12: 2FNCYPWKRKSI · pith_short_16: 2FNCYPWKRKSIFN2N · pith_short_8: 2FNCYPWK

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/2FNCYPWKRKSIFN2NU2BP5QK7ST \
  | 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: d15a2c3eca8aa482b74da682fec15f94dbb878a61411be4800fe9365c0a3359a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe6b50a9c5c4ebbbc079da4f00d36196e62f52ba9e517d09f2f3e8c6d9260665",
    "cross_cats_sorted": [
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2015-04-27T12:33:50Z",
    "title_canon_sha256": "4e426b85fe2bdbc92a437624721947f5dcc4d94a4f9e5f2c131c7d41fedc31dc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.07056",
    "kind": "arxiv",
    "version": 5
  }
}