Pith Number

pith:KWDXRPI4

pith:2014:KWDXRPI4J7EL2BJWIVTA2H5HRI

not attested not anchored not stored refs pending

S-crucial and bicrucial permutations with respect to squares

Alexander Konovalov, Ian Gent, Peter Nightingale, Sergey Kitaev, Steve Linton

arxiv:1402.3582 v1 · 2014-02-14 · 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{KWDXRPI4J7EL2BJWIVTA2H5HRI}

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	2026-05-18T02:58:58.391146Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

558778bd1c4fc8bd053645660d1fa78a1337677cdf5c1dfcf96d16fa2c7a6443

Aliases

arxiv: 1402.3582 · arxiv_version: 1402.3582v1 · doi: 10.48550/arxiv.1402.3582 · pith_short_12: KWDXRPI4J7EL · pith_short_16: KWDXRPI4J7EL2BJW · pith_short_8: KWDXRPI4

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/KWDXRPI4J7EL2BJWIVTA2H5HRI \
  | 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: 558778bd1c4fc8bd053645660d1fa78a1337677cdf5c1dfcf96d16fa2c7a6443

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6636645502722761446cc015c2954f11295f57760aaedc9f61f29a44b054548b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2014-02-14T20:49:01Z",
    "title_canon_sha256": "3bbee01f6846bcb5c797e2411308af24306efc44ad3cbc65825838cb5ab0ada6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.3582",
    "kind": "arxiv",
    "version": 1
  }
}