Pith Number

pith:RZYYCWAY

pith:2015:RZYYCWAY7OACSV4ERCDVQI6YVH

not attested not anchored not stored refs pending

On the Min-cost Traveling Salesman Problem with Drone

Minh Ho\`ang H\`a, Quang Dung Pham, Quang Minh Ha, Yves Deville

arxiv:1512.01503 v4 · 2015-12-04 · 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{RZYYCWAY7OACSV4ERCDVQI6YVH}

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	2026-05-18T00:27:03.124555Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8e71815818fb8029578488875823d8a9ced43714ba5593464be7759613d2d2be

Aliases

arxiv: 1512.01503 · arxiv_version: 1512.01503v4 · doi: 10.48550/arxiv.1512.01503 · pith_short_12: RZYYCWAY7OAC · pith_short_16: RZYYCWAY7OACSV4E · pith_short_8: RZYYCWAY

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/RZYYCWAY7OACSV4ERCDVQI6YVH \
  | 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: 8e71815818fb8029578488875823d8a9ced43714ba5593464be7759613d2d2be

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "37a0f0ffc333585460d42adf304252558967361ed72b1822ff9b61cae9c85164",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2015-12-04T18:23:41Z",
    "title_canon_sha256": "254c5d509707a766559309cc9730af3d55bf4ee81ab2bbf243df5f5a124b3aff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.01503",
    "kind": "arxiv",
    "version": 4
  }
}