Pith Number

pith:AK2KC7UQ

pith:2025:AK2KC7UQ3O5Z33K4FZI5S5CD46

not attested not anchored not stored refs pending

Study of Robust Features in Formulating Guidance for Heuristic Algorithms for Solving the Vehicle Routing Problem

Bachtiar Herdianto, Flavien Lucas, Marc Sevaux, Romain Billot

arxiv:2508.06129 v1 · 2025-08-08 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AK2KC7UQ3O5Z33K4FZI5S5CD46}

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	2026-07-05T11:50:50.265729Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

02b4a17e90dbbb9ded5c2e51d97443e7b137d880fab578f36f92eb6bab3c2951

Aliases

arxiv: 2508.06129 · arxiv_version: 2508.06129v1 · doi: 10.48550/arxiv.2508.06129 · pith_short_12: AK2KC7UQ3O5Z · pith_short_16: AK2KC7UQ3O5Z33K4 · pith_short_8: AK2KC7UQ

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/AK2KC7UQ3O5Z33K4FZI5S5CD46 \
  | 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: 02b4a17e90dbbb9ded5c2e51d97443e7b137d880fab578f36f92eb6bab3c2951

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ab30a15f9d409a38157cf370a96b3935cf1b6c28756278f65264440a76921bea",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2025-08-08T08:50:03Z",
    "title_canon_sha256": "8d2bb73c392189b8b448a5ba858c49a1f828d75087648e325974dc6d63c8a21e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.06129",
    "kind": "arxiv",
    "version": 1
  }
}