Pith Number

pith:4IM3V36H

pith:2017:4IM3V36HOG36ADMTJZVODOBMSM

not attested not anchored not stored refs pending

Polynomial-Time Approximation Schemes for k-Center and Bounded-Capacity Vehicle Routing in Graphs with Bounded Highway Dimension

Amariah Becker, David Saulpic, Philip N. Klein

arxiv:1707.08270 v5 · 2017-07-26 · 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{4IM3V36HOG36ADMTJZVODOBMSM}

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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.

Cited by

1 paper in Pith

Approximation Algorithms for Capacitated Vehicle Routing Problems: A Comprehensive Survey

Receipt and verification

First computed	2026-05-18T00:30:43.717359Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e219baefc771b7e00d934e6ae1b82c933d337529924c4135d6acd0996192d447

Aliases

arxiv: 1707.08270 · arxiv_version: 1707.08270v5 · doi: 10.48550/arxiv.1707.08270 · pith_short_12: 4IM3V36HOG36 · pith_short_16: 4IM3V36HOG36ADMT · pith_short_8: 4IM3V36H

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/4IM3V36HOG36ADMTJZVODOBMSM \
  | 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: e219baefc771b7e00d934e6ae1b82c933d337529924c4135d6acd0996192d447

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0b5757afd1df87a5d1da7ee8e04a6e2a3e77186814bce24993660abe61b4469a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2017-07-26T01:43:56Z",
    "title_canon_sha256": "2d3690c58bfc757519a82d41687573d6e0914b5a1fb987f3eb2c77a050a1e8b2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.08270",
    "kind": "arxiv",
    "version": 5
  }
}