Pith Number

pith:QALOELGU

pith:2017:QALOELGUOGSSHBXNX4BRBJTGRB

not attested not anchored not stored refs pending

Multi-Objective Vehicle Routing Problem Applied to Large Scale Post Office Deliveries

Guilherme A. Zeni, Luis A. A. Meira, Mauro Menzori, Paulo S. Martins

arxiv:1801.00712 v1 · 2017-12-23 · cs.AI · cs.CC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QALOELGUOGSSHBXNX4BRBJTGRB}

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	2026-05-18T00:26:52.531547Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8016e22cd471a52386edbf0310a6668871f6da6b594a26b575019456e72ebe3a

Aliases

arxiv: 1801.00712 · arxiv_version: 1801.00712v1 · doi: 10.48550/arxiv.1801.00712 · pith_short_12: QALOELGUOGSS · pith_short_16: QALOELGUOGSSHBXN · pith_short_8: QALOELGU

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/QALOELGUOGSSHBXNX4BRBJTGRB \
  | 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: 8016e22cd471a52386edbf0310a6668871f6da6b594a26b575019456e72ebe3a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c9f91b4d5f20e95412ea16f8fdc041c9afd117549ce62620062655eb4d82760f",
    "cross_cats_sorted": [
      "cs.CC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2017-12-23T14:23:22Z",
    "title_canon_sha256": "f435bc32d0abfa965cf5fdd75570c921e7e1e8a79fc602fd209a52509e59df34"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.00712",
    "kind": "arxiv",
    "version": 1
  }
}