Pith Number

pith:DG2DHT4Z

pith:2025:DG2DHT4ZZLYUWJCC2IFBPLSRZ3

not attested not anchored not stored refs pending

Cyclotomic construction of $\lambda$-fold near-factorizations of cyclic groups

Koji Momihara, Shuxing Li

arxiv:2507.18045 v1 · 2025-07-24 · math.CO · math.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DG2DHT4ZZLYUWJCC2IFBPLSRZ3}

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.

Cited by

1 paper in Pith

On Matrix Product Factorization in Association Schemes

Receipt and verification

First computed	2026-07-05T11:42:40.065214Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

19b433cf99caf14b2442d20a17ae51cec3a8136cbb8a487cad8b9f149df54e9c

Aliases

arxiv: 2507.18045 · arxiv_version: 2507.18045v1 · doi: 10.48550/arxiv.2507.18045 · pith_short_12: DG2DHT4ZZLYU · pith_short_16: DG2DHT4ZZLYUWJCC · pith_short_8: DG2DHT4Z

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/DG2DHT4ZZLYUWJCC2IFBPLSRZ3 \
  | 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: 19b433cf99caf14b2442d20a17ae51cec3a8136cbb8a487cad8b9f149df54e9c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f530a66f254544a959f90b43290051f59e628f9531a25262d700facaf9fac15",
    "cross_cats_sorted": [
      "math.GR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2025-07-24T02:45:34Z",
    "title_canon_sha256": "c8016e7ff4e7a23f2855d6894a261a13bb1e7cdd9aa3da9b06417ea291efc586"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.18045",
    "kind": "arxiv",
    "version": 1
  }
}