Pith Number

pith:SCCCHOKF

pith:2018:SCCCHOKFBANTN4YU754QQS2VUB

not attested not anchored not stored refs pending

Heuristics for vehicle routing problems: Sequence or set optimization?

Thibaut Vidal, Tony Wauters, T\'ulio A. M. Toffolo

arxiv:1803.06062 v1 · 2018-03-16 · math.OC · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SCCCHOKFBANTN4YU754QQS2VUB}

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	2026-05-18T00:20:50.816996Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

908423b945081b36f314ff79084b55a04bbfe6e27c4eafa01fa1b76c6f811ece

Aliases

arxiv: 1803.06062 · arxiv_version: 1803.06062v1 · doi: 10.48550/arxiv.1803.06062 · pith_short_12: SCCCHOKFBANT · pith_short_16: SCCCHOKFBANTN4YU · pith_short_8: SCCCHOKF

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/SCCCHOKFBANTN4YU754QQS2VUB \
  | 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: 908423b945081b36f314ff79084b55a04bbfe6e27c4eafa01fa1b76c6f811ece

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8986aaa289bb0efe103d9da05431f78da1f4adb07b86844f316e71ceda83cdf2",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2018-03-16T03:00:18Z",
    "title_canon_sha256": "1e4a2cb7e3a4c3c10b4d2017b9ae930ae559e1fea556000aca4beb72a5b57cf9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.06062",
    "kind": "arxiv",
    "version": 1
  }
}