Pith Number

pith:AK7CMGNC

pith:2017:AK7CMGNCMUI7RW2YUUNCWKG5NM

not attested not anchored not stored refs pending

Hamiltonicity is Hard in Thin or Polygonal Grid Graphs, but Easy in Thin Polygonal Grid Graphs

Erik D. Demaine, Mikhail Rudoy

arxiv:1706.10046 v1 · 2017-06-30 · cs.CC · cs.CG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AK7CMGNCMUI7RW2YUUNCWKG5NM}

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.

Cited by

1 paper in Pith

ASP-Completeness of Hamiltonicity in Grid Graphs, with Applications to Loop Puzzles

Receipt and verification

First computed	2026-05-18T00:41:11.611445Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

02be2619a26511f8db58a51a2b28dd6b373255e68cbe5a3b4033b8faaaceff2e

Aliases

arxiv: 1706.10046 · arxiv_version: 1706.10046v1 · doi: 10.48550/arxiv.1706.10046 · pith_short_12: AK7CMGNCMUI7 · pith_short_16: AK7CMGNCMUI7RW2Y · pith_short_8: AK7CMGNC

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/AK7CMGNCMUI7RW2YUUNCWKG5NM \
  | 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: 02be2619a26511f8db58a51a2b28dd6b373255e68cbe5a3b4033b8faaaceff2e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c610ee8d9a8398284d2092c6fa6a68b2390536d5d2df68dc19d7f49fb1ff3fed",
    "cross_cats_sorted": [
      "cs.CG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2017-06-30T07:37:53Z",
    "title_canon_sha256": "d83f914fadc1e3d43549caa9bebb8dcb9217538a07717069e26b82a2a95fc41b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.10046",
    "kind": "arxiv",
    "version": 1
  }
}