Pith Number

pith:Z5EME7DU

pith:2016:Z5EME7DUF32QJNHNPKRFLWMFEN

not attested not anchored not stored refs pending

Blockers for simple Hamiltonian paths in convex geometric graphs of even order

Chaya Keller, Micha A. Perles

arxiv:1607.01034 v1 · 2016-07-04 · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Z5EME7DUF32QJNHNPKRFLWMFEN}

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	2026-05-18T01:11:30.252030Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf48c27c742ef504b4ed7aa255d985236218ea8bb143aa392a15ae55d06f90d4

Aliases

arxiv: 1607.01034 · arxiv_version: 1607.01034v1 · doi: 10.48550/arxiv.1607.01034 · pith_short_12: Z5EME7DUF32Q · pith_short_16: Z5EME7DUF32QJNHN · pith_short_8: Z5EME7DU

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/Z5EME7DUF32QJNHNPKRFLWMFEN \
  | 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: cf48c27c742ef504b4ed7aa255d985236218ea8bb143aa392a15ae55d06f90d4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9c97c92915932ede85bf903f25bc4c87bdb4941696bc46d1787e34d36cb77cb9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2016-07-04T20:08:45Z",
    "title_canon_sha256": "d1e0fb68692025a209ce950ebd9b15dce4b4c5598121d897e2af54deab2911d9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.01034",
    "kind": "arxiv",
    "version": 1
  }
}