Pith Number

pith:AFOLLLNR

pith:2018:AFOLLLNR7DKPU7IMTNVS5LCHQR

not attested not anchored not stored refs pending

A new benchmark set for Traveling salesman problem and Hamiltonian cycle problem

Michael Haythorpe, Pouya Baniasadi, Serguei Rossomakhine, Vladimir Ejov

arxiv:1806.09285 v1 · 2018-06-25 · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AFOLLLNR7DKPU7IMTNVS5LCHQR}

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	2026-05-18T00:12:29.742815Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

015cb5adb1f8d4fa7d0c9b6b2eac478452dc93cb5418f36e6782612af6b823f2

Aliases

arxiv: 1806.09285 · arxiv_version: 1806.09285v1 · doi: 10.48550/arxiv.1806.09285 · pith_short_12: AFOLLLNR7DKP · pith_short_16: AFOLLLNR7DKPU7IM · pith_short_8: AFOLLLNR

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/AFOLLLNR7DKPU7IMTNVS5LCHQR \
  | 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: 015cb5adb1f8d4fa7d0c9b6b2eac478452dc93cb5418f36e6782612af6b823f2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f8f44a749018fe1fe96d28170dd448bae01fcec3d09f605d800a555a1692fa30",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2018-06-25T04:48:34Z",
    "title_canon_sha256": "13acf6920335ec0e50caea7c1da7a7d3ddbd8eada311b2d62176fbc8c4ac2ae3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.09285",
    "kind": "arxiv",
    "version": 1
  }
}