Pith Number

pith:CXYGS4Z3

pith:2010:CXYGS4Z3MQEWVPTO7BGCCHVMCP

not attested not anchored not stored refs pending

Statistical distributions of quasi-optimal paths in the traveling salesman problem: the role of the initial distribution of cities

E. Hern\'andez-Zapata, H. Hern\'andez-Salda\~na, M. G\'omez-Quezada

arxiv:1003.3913 v2 · 2010-03-20 · cond-mat.stat-mech · physics.data-an · physics.soc-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CXYGS4Z3MQEWVPTO7BGCCHVMCP}

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	2026-05-18T04:25:50.505416Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

15f069733b64096abe6ef84c211eac13db899051c82d90e1da110fa471363702

Aliases

arxiv: 1003.3913 · arxiv_version: 1003.3913v2 · doi: 10.48550/arxiv.1003.3913 · pith_short_12: CXYGS4Z3MQEW · pith_short_16: CXYGS4Z3MQEWVPTO · pith_short_8: CXYGS4Z3

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/CXYGS4Z3MQEWVPTO7BGCCHVMCP \
  | 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: 15f069733b64096abe6ef84c211eac13db899051c82d90e1da110fa471363702

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b1d01cef510f8b58025eb9a297635fe4f585faba42fb46e77a83813fee2bccfb",
    "cross_cats_sorted": [
      "physics.data-an",
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.stat-mech",
    "submitted_at": "2010-03-20T08:02:33Z",
    "title_canon_sha256": "277405249498795dc19f13359fbdefb486638cfc4163af7ed035659eb27bc088"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.3913",
    "kind": "arxiv",
    "version": 2
  }
}