Pith Number

pith:QWWIQUGN

pith:2016:QWWIQUGNA5AVLKGOVAS4IHCDSZ

not attested not anchored not stored refs pending

The lattice of congruence lattices of algebras on a finite set

Danica Jakub\'ikov\'a-Studenovsk\'a, Reinhard P\"oschel, S\'andor Radeleczki

arxiv:1612.07648 v2 · 2016-12-21 · math.GM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QWWIQUGNA5AVLKGOVAS4IHCDSZ}

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	2026-05-18T00:50:03.933755Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85ac8850cd074155a8cea825c41c4396494397d4086efd3c5d9b961e74f22251

Aliases

arxiv: 1612.07648 · arxiv_version: 1612.07648v2 · doi: 10.48550/arxiv.1612.07648 · pith_short_12: QWWIQUGNA5AV · pith_short_16: QWWIQUGNA5AVLKGO · pith_short_8: QWWIQUGN

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/QWWIQUGNA5AVLKGOVAS4IHCDSZ \
  | 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: 85ac8850cd074155a8cea825c41c4396494397d4086efd3c5d9b961e74f22251

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c6cb1d5e7790aa0f00277c758052c48cc6a8b7e22451e6093b7ec9071ad37e2c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GM",
    "submitted_at": "2016-12-21T14:30:39Z",
    "title_canon_sha256": "37d87c1e197c1bdd7872bfe81803f7acbd2aef7eb3c066210f2eeee29783e4f5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.07648",
    "kind": "arxiv",
    "version": 2
  }
}