Pith Number

pith:BSUJ56B5

pith:2013:BSUJ56B5QO6IEIVSLFJTCPUOGA

not attested not anchored not stored refs pending

Prescribed matchings extend to Hamiltonian cycles in hypercubes with faulty edges

Fan Wang, Heping Zhang

arxiv:1301.2931 v1 · 2013-01-14 · math.CO · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BSUJ56B5QO6IEIVSLFJTCPUOGA}

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	2026-05-18T03:36:27.762454Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ca89ef83d83bc8222b25953313e8e303988232cb5f0a31b390ea582f7668a7e

Aliases

arxiv: 1301.2931 · arxiv_version: 1301.2931v1 · doi: 10.48550/arxiv.1301.2931 · pith_short_12: BSUJ56B5QO6I · pith_short_16: BSUJ56B5QO6IEIVS · pith_short_8: BSUJ56B5

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/BSUJ56B5QO6IEIVSLFJTCPUOGA \
  | 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: 0ca89ef83d83bc8222b25953313e8e303988232cb5f0a31b390ea582f7668a7e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "291bac86bfb978c0e3b738d4c8e9becb2de1b1a0bae00a777f1dc97020ff201c",
    "cross_cats_sorted": [
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2013-01-14T12:00:55Z",
    "title_canon_sha256": "4b8aa06917a790a850602229fdd576bf40f6c14c2741600c8bf00c0fd031fb41"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.2931",
    "kind": "arxiv",
    "version": 1
  }
}