Pith Number

pith:ZXOQPJRN

pith:2025:ZXOQPJRN6EQWB7SZZDZQ34JJ5L

not attested not anchored not stored refs pending

The class of congruence meet semidistributive varieties is not strong Maltsev

Andrew Moorhead

arxiv:2506.07881 v2 · 2025-06-09 · math.RA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZXOQPJRN6EQWB7SZZDZQ34JJ5L}

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	2026-07-05T11:21:48.743444Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cddd07a62df12160fe59c8f30df129eafd57a1d6e961032cad05debe1051118e

Aliases

arxiv: 2506.07881 · arxiv_version: 2506.07881v2 · doi: 10.48550/arxiv.2506.07881 · pith_short_12: ZXOQPJRN6EQW · pith_short_16: ZXOQPJRN6EQWB7SZ · pith_short_8: ZXOQPJRN

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/ZXOQPJRN6EQWB7SZZDZQ34JJ5L \
  | 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: cddd07a62df12160fe59c8f30df129eafd57a1d6e961032cad05debe1051118e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "02188731a3c84c6e5f04c4cb6a0b8f927e018320b534b9a7885c3f45c2bd2995",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2025-06-09T15:53:08Z",
    "title_canon_sha256": "50c2b94681bd219f777a667d1d3f944c811dcc5d28d2c53d91c2341820f36909"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.07881",
    "kind": "arxiv",
    "version": 2
  }
}