Pith Number

pith:GCUOHWEM

pith:2014:GCUOHWEMF3QTJW5P22LZ76BZGF

not attested not anchored not stored refs pending

An Effective Algorithm for and Phase Transitions of the Directed Hamiltonian Cycle Problem

Gerold J\"ager, Weixiong Zhang

arxiv:1401.3863 v1 · 2014-01-16 · 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{GCUOHWEMF3QTJW5P22LZ76BZGF}

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	2026-05-18T03:02:06.458637Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

30a8e3d88c2ee134dbafd6979ff83931408ab25e633a671187cb5aa26772a72c

Aliases

arxiv: 1401.3863 · arxiv_version: 1401.3863v1 · doi: 10.48550/arxiv.1401.3863 · pith_short_12: GCUOHWEMF3QT · pith_short_16: GCUOHWEMF3QTJW5P · pith_short_8: GCUOHWEM

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/GCUOHWEMF3QTJW5P22LZ76BZGF \
  | 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: 30a8e3d88c2ee134dbafd6979ff83931408ab25e633a671187cb5aa26772a72c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "da6e76238c8f555043e2a43055443ba10c50665e98073effd2bee8d934dc78b8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2014-01-16T05:04:57Z",
    "title_canon_sha256": "ffc5950b562d155eda81c5e381a69b4f27da86057dc481911815a2c878305f32"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.3863",
    "kind": "arxiv",
    "version": 1
  }
}