Pith Number

pith:64WY3BJZ

pith:2017:64WY3BJZXSEDDKA562N5P6QABB

not attested not anchored not stored refs pending

A general and scalable matheuristic for fleet design

Francesco Bertoli, Philip Kilby, Tommaso Urli

arxiv:1711.08840 v1 · 2017-11-23 · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{64WY3BJZXSEDDKA562N5P6QABB}

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	2026-05-18T00:29:43.937842Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f72d8d8539bc8831a81df69bd7fa00085e4833aa122d226d69a503e6b4dbee3b

Aliases

arxiv: 1711.08840 · arxiv_version: 1711.08840v1 · doi: 10.48550/arxiv.1711.08840 · pith_short_12: 64WY3BJZXSED · pith_short_16: 64WY3BJZXSEDDKA5 · pith_short_8: 64WY3BJZ

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/64WY3BJZXSEDDKA562N5P6QABB \
  | 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: f72d8d8539bc8831a81df69bd7fa00085e4833aa122d226d69a503e6b4dbee3b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ab1ad054ebced2c4fceba07f52616a56976817bcb7eac76c759611ec40af1ffa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2017-11-23T23:17:29Z",
    "title_canon_sha256": "f92ae5766a83225e2463c54ae94915ceb739a76e90fa080e99af2020820cc158"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.08840",
    "kind": "arxiv",
    "version": 1
  }
}