Pith Number

pith:RPCZ2A2W

pith:2011:RPCZ2A2W5CYVOXYEJQ7UDOG36W

not attested not anchored not stored refs pending

Hamiltonian Paths in Two Classes of Grid Graphs

Alireza Bagheri, Fatemeh Keshavarz-Kohjerdi

arxiv:1107.1780 v1 · 2011-07-09 · 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{RPCZ2A2W5CYVOXYEJQ7UDOG36W}

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	2026-05-18T04:18:34.160018Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8bc59d0356e8b1575f044c3f41b8dbf5973a12db9f4f7fbb0c86539a1517e1c0

Aliases

arxiv: 1107.1780 · arxiv_version: 1107.1780v1 · doi: 10.48550/arxiv.1107.1780 · pith_short_12: RPCZ2A2W5CYV · pith_short_16: RPCZ2A2W5CYVOXYE · pith_short_8: RPCZ2A2W

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/RPCZ2A2W5CYVOXYEJQ7UDOG36W \
  | 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: 8bc59d0356e8b1575f044c3f41b8dbf5973a12db9f4f7fbb0c86539a1517e1c0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5256bd07fbe3c8a22f5b76bd64ba5ac34eaca0ebacc12b7f64d6e3fc75b92520",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2011-07-09T12:44:53Z",
    "title_canon_sha256": "ae97c009c7ddea38f2eb8e0d8a3e22ac0fa7b018125d80b8f0ce1ec64472df8c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.1780",
    "kind": "arxiv",
    "version": 1
  }
}