Pith Number

pith:5NRTQOXL

pith:2015:5NRTQOXL3SKLE6MAKGI7TC24F2

not attested not anchored not stored refs pending

On alternating signed permutations with the maximal number of fixed points

Kyoungsuk Park

arxiv:1503.06279 v1 · 2015-03-21 · 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{5NRTQOXL3SKLE6MAKGI7TC24F2}

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	2026-05-18T02:20:38.838522Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eb63383aebdc94b279805191f98b5c2e96c48733cc09c937dc462ab6fd748035

Aliases

arxiv: 1503.06279 · arxiv_version: 1503.06279v1 · doi: 10.48550/arxiv.1503.06279 · pith_short_12: 5NRTQOXL3SKL · pith_short_16: 5NRTQOXL3SKLE6MA · pith_short_8: 5NRTQOXL

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/5NRTQOXL3SKLE6MAKGI7TC24F2 \
  | 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: eb63383aebdc94b279805191f98b5c2e96c48733cc09c937dc462ab6fd748035

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7cbc5659ab49e0841265bac7e52bf9ba372aa273a0fcf569d04cf2d0e0faa595",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2015-03-21T09:03:30Z",
    "title_canon_sha256": "1178235fa447d2c887644830dceace0d93de8f3cd4db0cac0095fff710a832d1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.06279",
    "kind": "arxiv",
    "version": 1
  }
}