Pith Number

pith:ODS42B7S

pith:2025:ODS42B7S6BR46VWZ6JEQPBPSJT

not attested not anchored not stored refs pending

Binomial edge rings associated to skew Ferrers diagrams

Kuei-Nuan Lin, Yi-Huang Shen

arxiv:2508.20364 v1 · 2025-08-28 · math.AC · 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{ODS42B7S6BR46VWZ6JEQPBPSJT}

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	2026-07-05T12:00:35.302216Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

70e5cd07f2f063cf56d9f2490785f24ce215d97dab6cb12846c2dee144b48052

Aliases

arxiv: 2508.20364 · arxiv_version: 2508.20364v1 · doi: 10.48550/arxiv.2508.20364 · pith_short_12: ODS42B7S6BR4 · pith_short_16: ODS42B7S6BR46VWZ · pith_short_8: ODS42B7S

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/ODS42B7S6BR46VWZ6JEQPBPSJT \
  | 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: 70e5cd07f2f063cf56d9f2490785f24ce215d97dab6cb12846c2dee144b48052

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5e5f08c3880ee83fdfb7d5f1485c285485a6cc00c79491c81aaf7b9d1bcf12fa",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.AC",
    "submitted_at": "2025-08-28T02:25:47Z",
    "title_canon_sha256": "400588b2f03b3a64a70ab6d566dfe7040acc2641144a3a45b82421453c74f5a4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.20364",
    "kind": "arxiv",
    "version": 1
  }
}