Pith Number

pith:P7RVSJYL

pith:2019:P7RVSJYLM7SULOFJC5T7K4JLM3

not attested not anchored not stored refs pending

Quantum Annealing of Vehicle Routing Problem with Time, State and Capacity

Akira Miki, Goragot Wongpaisarnsin, Hirotaka Irie, Masayoshi Terabe, Shinichirou Taguchi

arxiv:1903.06322 v1 · 2019-03-15 · quant-ph · cs.DM · cs.ET · 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{P7RVSJYLM7SULOFJC5T7K4JLM3}

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.

Cited by

1 paper in Pith

Qubit-Scalable CVRP via Lagrangian Knapsack Decomposition and Noise-Aware Quantum Execution

Receipt and verification

First computed	2026-05-17T23:51:11.111367Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7fe359270b67e545b8a91767f5712b66ea78ebdfb938cbc70766f1e46991e0fb

Aliases

arxiv: 1903.06322 · arxiv_version: 1903.06322v1 · doi: 10.48550/arxiv.1903.06322 · pith_short_12: P7RVSJYLM7SU · pith_short_16: P7RVSJYLM7SULOFJ · pith_short_8: P7RVSJYL

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/P7RVSJYLM7SULOFJC5T7K4JLM3 \
  | 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: 7fe359270b67e545b8a91767f5712b66ea78ebdfb938cbc70766f1e46991e0fb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "febafbf0d7e31a339238e3e527ad2a8928e331e401aee334c0ed71e2af135229",
    "cross_cats_sorted": [
      "cs.DM",
      "cs.ET",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-03-15T01:58:29Z",
    "title_canon_sha256": "143c914dafe1b142b12a94d5cfb7df5e1ddaa1df264b26ad33c57905738fa7c0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.06322",
    "kind": "arxiv",
    "version": 1
  }
}