Pith Number

pith:OSXLV2OP

pith:2018:OSXLV2OP4O7NEEAJQTDRBWHRH2

not attested not anchored not stored refs pending

Large Neighborhood-Based Metaheuristic and Branch-and-Price for the Pickup and Delivery Problem with Split Loads

Luiz Satoru Ochi, Marcone Jamilson Freitas Souza, Matheus Nohra Haddad, Rafael Martinelli, Richard Hartl, Simone Martins, Thibaut Vidal

arxiv:1802.06318 v1 · 2018-02-18 · 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{OSXLV2OP4O7NEEAJQTDRBWHRH2}

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	2026-05-18T00:23:03.657742Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

74aebae9cfe3bed2100984c710d8f13ea20372808710d08395b6c47fe87700cc

Aliases

arxiv: 1802.06318 · arxiv_version: 1802.06318v1 · doi: 10.48550/arxiv.1802.06318 · pith_short_12: OSXLV2OP4O7N · pith_short_16: OSXLV2OP4O7NEEAJ · pith_short_8: OSXLV2OP

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/OSXLV2OP4O7NEEAJQTDRBWHRH2 \
  | 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: 74aebae9cfe3bed2100984c710d8f13ea20372808710d08395b6c47fe87700cc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ff02f4baf8d56f21801fa260711dd7b39484e0713c831e6cafdeca7af739ef1c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2018-02-18T02:09:20Z",
    "title_canon_sha256": "dd6c7c9ea64534c92bbaa4e12db62854d748a1928b5c8610f267d447f1e6ea4a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.06318",
    "kind": "arxiv",
    "version": 1
  }
}