Pith Number

pith:7JZSI3D3

pith:2014:7JZSI3D34X2RE3CH2Y7OBIGD56

not attested not anchored not stored refs pending

Large neighborhoods with implicit customer selection for vehicle routing problems with profits

Luis Satoru Ochi, Nelson Maculan, Puca Huachi Vaz Penna, Thibaut Vidal

arxiv:1401.3794 v2 · 2014-01-15 · 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{7JZSI3D34X2RE3CH2Y7OBIGD56}

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	2026-05-18T02:46:31.004724Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa73246c7be5f5126c47d63ee0a0c3ef9023892dc801b322e5d6457e5723f6bd

Aliases

arxiv: 1401.3794 · arxiv_version: 1401.3794v2 · doi: 10.48550/arxiv.1401.3794 · pith_short_12: 7JZSI3D34X2R · pith_short_16: 7JZSI3D34X2RE3CH · pith_short_8: 7JZSI3D3

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/7JZSI3D34X2RE3CH2Y7OBIGD56 \
  | 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: fa73246c7be5f5126c47d63ee0a0c3ef9023892dc801b322e5d6457e5723f6bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "83cee11148ae8f677687ba5c6d0e95c65aaa5b11720e9c0bfccec9fe7ccd9e75",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2014-01-15T23:47:21Z",
    "title_canon_sha256": "47fc407242c9bf64dd949e88d571016c6ffb1e67f31ff091bf721814842a3318"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.3794",
    "kind": "arxiv",
    "version": 2
  }
}