Pith Number

pith:QJCOMQMO

pith:2011:QJCOMQMOCIRFCNWKDS6MQTB5E4

not attested not anchored not stored refs pending

Locating Depots for Capacitated Vehicle Routing

Inge Li Goertz, Viswanath Nagarajan

arxiv:1103.0985 v1 · 2011-03-04 · 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{QJCOMQMOCIRFCNWKDS6MQTB5E4}

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	2026-05-18T04:27:17.354660Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8244e6418e12225136ca1cbcc84c3d2731066e027b7aefbc28e79f3ceeb0977e

Aliases

arxiv: 1103.0985 · arxiv_version: 1103.0985v1 · doi: 10.48550/arxiv.1103.0985 · pith_short_12: QJCOMQMOCIRF · pith_short_16: QJCOMQMOCIRFCNWK · pith_short_8: QJCOMQMO

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/QJCOMQMOCIRFCNWKDS6MQTB5E4 \
  | 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: 8244e6418e12225136ca1cbcc84c3d2731066e027b7aefbc28e79f3ceeb0977e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9e409c1afb0cfb68ababb0182c2368aa2baefbc20d6346d1eb644c67d56fb684",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2011-03-04T21:15:44Z",
    "title_canon_sha256": "0e06d65c833574357c102b8015463c9280019bd93c42df2eb50e0524538ad4e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.0985",
    "kind": "arxiv",
    "version": 1
  }
}