Pith Number

pith:DFEL7SBW

pith:2025:DFEL7SBWHAQJZNFRLSYUE5S7BC

not attested not anchored not stored refs pending

The finite basis problem for additively idempotent semirings that relate to S_7

Marcel Jackson, Miaomiao Ren, Xianzhong Zhao, Zidong Gao

arxiv:2501.19049 v1 · 2025-01-31 · math.GR · 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{DFEL7SBWHAQJZNFRLSYUE5S7BC}

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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

2 papers in Pith

A nonfinitely based additively idempotent semiring of order four

A new limit variety of additively idempotent semirings

Receipt and verification

First computed	2026-07-05T10:07:55.459662Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1948bfc83638209cb4b15cb142765f08a39ac551342283c8570365251626c90f

Aliases

arxiv: 2501.19049 · arxiv_version: 2501.19049v1 · doi: 10.48550/arxiv.2501.19049 · pith_short_12: DFEL7SBWHAQJ · pith_short_16: DFEL7SBWHAQJZNFR · pith_short_8: DFEL7SBW

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/DFEL7SBWHAQJZNFRLSYUE5S7BC \
  | 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: 1948bfc83638209cb4b15cb142765f08a39ac551342283c8570365251626c90f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "934113a957d1ae031c0edcec77cba2759f0e4c8d62491abfada9376b7459a5f0",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GR",
    "submitted_at": "2025-01-31T11:21:21Z",
    "title_canon_sha256": "063bfb760f0ed9c6c6876b3222122414b9ba053a66bd0deb1dc3ffcf69296a56"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.19049",
    "kind": "arxiv",
    "version": 1
  }
}