Pith Number

pith:S4EU65BL

pith:2026:S4EU65BLZSP4GOH24YRKHSYLTW

not attested not anchored not stored refs pending

A Refinement of the Fixed--Pixed Points Equidistribution on restricted Permutations

Chao Xu, Yao Dong

arxiv:2606.00646 v1 · 2026-05-30 · 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{S4EU65BLZSP4GOH24YRKHSYLTW}

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	2026-06-02T01:04:00.816541Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

97094f742bcc9fc338fae622a3cb0b9db1e7374502bd572c04dc7fd080f131f4

Aliases

arxiv: 2606.00646 · arxiv_version: 2606.00646v1 · doi: 10.48550/arxiv.2606.00646 · pith_short_12: S4EU65BLZSP4 · pith_short_16: S4EU65BLZSP4GOH2 · pith_short_8: S4EU65BL

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/S4EU65BLZSP4GOH24YRKHSYLTW \
  | 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: 97094f742bcc9fc338fae622a3cb0b9db1e7374502bd572c04dc7fd080f131f4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "417a1d32cf1c6ab589e09aec1d241c0a59fb3165758b489109d97aa865178f58",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2026-05-30T09:46:06Z",
    "title_canon_sha256": "002c942129ef3a59558352dc75986e0c19c45f8f5c07ce04d228e4b1f22b55e1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.00646",
    "kind": "arxiv",
    "version": 1
  }
}