Pith Number

pith:ZD646JIC

pith:2021:ZD646JIC3QX5KPMYRANVJZ3VT6

not attested not anchored not stored refs pending

Short Quantum Circuits in Reinforcement Learning Policies for the Vehicle Routing Problem

Fabio Sanches, Kazumitsu Kamiya, Sean Weinberg, Takanori Ide

arxiv:2109.07498 v1 · 2021-09-15 · quant-ph · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZD646JIC3QX5KPMYRANVJZ3VT6}

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	2026-07-05T04:31:24.570944Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c8fdcf2502dc2fd53d98881b54e7759fa700db18cfcdf9a771d97fe59292aac8

Aliases

arxiv: 2109.07498 · arxiv_version: 2109.07498v1 · doi: 10.48550/arxiv.2109.07498 · pith_short_12: ZD646JIC3QX5 · pith_short_16: ZD646JIC3QX5KPMY · pith_short_8: ZD646JIC

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/ZD646JIC3QX5KPMYRANVJZ3VT6 \
  | 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: c8fdcf2502dc2fd53d98881b54e7759fa700db18cfcdf9a771d97fe59292aac8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "baee08aa6ff55c3c515c0ebdeac9996477c481db9970f60980184126db6c77d8",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-09-15T18:02:17Z",
    "title_canon_sha256": "30b24cea5a53ece8eccf0363828c03f1c62c6ce9018b3013137fd9918f9ec2f4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.07498",
    "kind": "arxiv",
    "version": 1
  }
}